dec 11 1964 taken from the library. · ovxxxvo cvj-4
TRANSCRIPT
lational Bureau of Standards Library, N.W. Bldg
dec 11 1964
CRPL-F 243 PART B
Reference book not to be taken from the library.
FOR OFFICIAL USE
PART B
SOLAR - GEOPHYSICAL DATA
ISSUED
NOVEMBER 1961
U. S. DEPARTMENT OF COMMERCE NATIONAL BUREAU OF STANDARDS
CENTRAL RADIO PROPAGATION LABORATORY BOULDER, COLORADO
CRPL-F 243 PART B
NATIONAL BUREAU OF STANDARDS CENTRAL RADIO PROPAGATION LABORATORY
BOULDER, COLORADO
Issued 30 Nov. 1964
SOLAR-GEOPHYSICAL DATA
CONTENTS
I DAILY SOLAR INDICES
(a) Relative Sunspot Numbers and 2800 Mc/s Solar Flux - September - October 1964
(b) Graph of Sunspot Cycle
II SOLAR CENTERS OF ACTIVITY
(a) Calcium Plage and Sunspot Regiona - October 1964
(b) Magnetic Calssifications of Sunspots (Mt. Wilson) - October 1964
(c-e) Final Coronal Line Emission Indices - July - August - September 1964
(f) Provisional Coronal Line Emission Indices - October 1964
III SOLAR FLARES
(a-g) Optical Observations - October 1964
(h) Flare Patrol Observations - October 1964
(i-j) Optical Observations - July 1964
(k) Flare Patrol Observations - July 1964
(l) Solar X-ray Average Flux and Outstanding Events (NRL) - January 1964
(m) Ionospheric Effects (SWF-SEA-SCNA-SPA-SES-SFD-Bursts) - September 1964
(n) 26 Mc/s - Riometer Events (South Pole) - September 1964
IV SOLAR RADIO WAVES
(a) 2800 Mc/s Outstanding Occurrences (ARO-Ottawa) - October 1964
(b) 169 Mc/s Interferometric Occurrences (Nangay) - October 1964
(c) 108 Mc/s Outstanding Occurrences (NBS-Boulder) - October 1964
(d-f) 50-320 Mc/s (Fort Davis) - July - August - September 1964
(g) 7.6-41 Mc/s Spectral Observations (HAO-Boulder) - October 1964
(h-m) 9.1 cm Spectroheliograms (Stanford) - October 1964
V COSMIC RAY INDICES
(a) Climax Neutron Monitor - September 1964
(b) Deep River Neutron Monitor - September 1964
(c) Dallas - January - September 1964
(d) Churchill - May - September 1964
VI GEOMAGNETIC ACTIVITY INDICES
(a) C, Kp, Ap and Selected Quiet and Disturbed Days - September 1964
(b) Chart of Kp by Solar Rotations - 1964
VII RADIO PROPAGATION QUALITY INDICES
(a) CRPL Quality Figures and Forecasts - North Atlantic and
North Pacific - September 1964
(b) Graphs Comparing Forecasts and Observed Quality - North Atlantic and
North Pacific - September 1964
(c-d) Graphs of Useful Frequency Ranges - North Atlantic - September 1964
VIII ALERT PERIODS AND SPECIAL WORLD INTERVALS
(a) IQSY Alert Periods - October 1964
The descriptive text has been republished this month, November, 1964.
Ia DAILY SOLAR INDICES
Oct. 1964
Zurich Provisional Relative Sunspot
Numbers
RZ
Daily Values Solar Flux at 2800 Me, Ottawa, Canada
Flux S SA
1 16 71.9 72.0 2 11 71.5 71.6
3 0 71.7 71.8 4 0 70.8 70.8
5 0 71.6 71.6
6 14 72.7 72.6
7 20 74.1 74.0 8 16 77.0 76.8
9 11 73.1 72.9 10 0 72.9 72.7
11 0 71.8 71.5 12 0 70.0 69.7
13 0 72.3 71.9 14 0 70.6 70.3
15 0 70.6 70.2
16 0 71.0 70.5
IT 0 70.9 70.4 18 12 72.4 71.8
19 11 72.8 72.2 20 10 72.6 71.9
21 0 70.9 70.3 22 0 72.5 71.8 23 0 73.0 72.3 24 7 73.8 73.0
25 8 76.3 75.4
26 7 76.4 75.4 27 8 75.8 74.9 28 0 74.5 73.5 29 0 74.3 73.2 30 16 74.2 73.2 31 7 75.1 74.0
Mean: 5.6 72.9 72.4
Sep. 1964
American Relative Sunspot Numbers
Ra*
1 6 2 7
3 3 4 0
5 0
6 0
7 1 8 3
9 5 10 9
11 9 12 5
13 9 14 4
15 0
16 0
17 0 18 0
19 0 20 0
21 0 22 0 23 0 24 0 25 0
26 0 27 0 28 0 29 1 30 1
Mean: 2.1
COMMERCE STANDARDS BOULDER
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Ila CALCIUM PLAGE AND SUNSPOT REGIONS
OCTOBER 196T
Oct. 1964
LAT. MCMATH
PLAGE NUMBER
RETURN
OF
REGION
CALCIUM PLAGE DATA SUNSPOT OATA
CMP VALUES HISTORY AGE (ROTA¬
TIONS)
DATE FIRST SEEN(i)
DURA¬ TION (0AY$( ])
CMP VALUES HISTORY AREA INT AREA COUNT
1.7 S05 7506(2) New 100 1 b _ d i Sept .30 1
2 . 1 N32 7510 (2) New 200 1 b - d i Oc t. 2 1 3.8 N25 7512 (3) New 300 2 b / £ i Oct. 4 >4 (180) (3) b - £
4.3 S22 7507 New (100) (1.5) b - d i Sept .30 2 4.7 N38 7500 (4) New 700 3 £ V £ i Sept .27 14
4.8 N27 7511(2) New 300 1.5 b _ d i Oct. 2 1
6.0 S12 7514 New 400 2.5 b - d l Oc t. 7 4 (20) (4) b - d
6.0 N41 7503 7470 900 2.5 £ -J £ 2 Sept .29 13 6.8 N08 7513 (2) New (200) (1) b ~ d 1 Oct. 4 1 7.4 S10 7509 New 600 2 £ \ £ 1 Oct. 1 211
9.8 S61 7520(2) New (100) (2) b - d 1 Oct. 13 1 10.7 N02 7516 (2) New 100 1 b ~ d 1 Oct. 10 1 11.6 N02 7526 New (200) (2.5) b £ 1 Oct. 17 1 12.6 N28 7515 (2) New (200) (1) b — d 1 Oct. 7 1 12.8 Nil 7527 (2) New (200) (1.5) b - d 1 Oct. 17 1
13.6 N42 7522 (2) New (100) (1) b — d 1 Oct. 16 1 14.5 S10 7517(2) New (200) (2) b ” d 1 Oct. 10 1 14.9 S26 7523 (2) New (100) (1) b - d 1 Oct. 16 1 15.0 N52 7518 (2) New (200) (1.5) £ d 1 Oct. 10 1 16.3 NO 9 7528(2) New 100 1.5 b — d 1 Oct. 17 1
16.9 N2 9 7519 New (100) (2) £ \ d 1 Oct. 11 4 122 4 b — d
18.0 S35 7524(2) New 100 1 b d 1 Oc t o 16 1 18.3 N29 7531 New 400 3 b — £ 1 Oct. 18 7 18.4 N36 7529 New 200 1.5 b — d 1 Oct. 17 3 18.7 N08 7521(5) New 1000 2.5 £ - £ 1 sOct. 13 12
19.8 N22 7525 New (400) (1) b — d 1 Oct. 16 2 21.0 N17 7534(2) New (100) (1.5) b — d 1 Oc t. 23 1 21.9 S09 7536 New (300) (2) b - d 1 Oct. 24 2 22.6 N06 7542 (2) New (100) (1.5) b - d 1 Oct. 26 1 22.8 N03 7530(2) New (200) (2) £ — d 1 Oct. 17 1
22.S N56 7532 (2) New (100) (1.5) b — d 1 Oc t. 18 1 23.7 N08 7544 New (300) (1) b \ £ 1 Oct. 27 2 24.3 S07 7547(2) New (100) (1) b - d 1 Oct. 28 1 24.7 S10 7539 (2) New 200 1.5 b — d 1 Oct. 25 1 25.3 N23 7540 (2) New 100 2 b — d 1 Oc t. 25 1
25.3 N28 7535 (2) New 300 1 b - d 1 Oct. 23 1 25.3 N13 7541(2) New 100 1 b - d 1 Oc t. 25 1 26.1 N15 7551 New (200) (2) b — £ 1 Oct. 30 2 26.4 S07 7533 7508 1300 2.5 £ — £ 2 :Oct. 21 >11 10 4 b — d
26.6 N02 7543 (2) New 100 1 b - d 1 Oct. 26 1
27.7 S17 7545 (2) New 300 1.5 b - d 1 Oct. 27 1 27.8 N21 7546 New 200 1 b "A d 1 Oct. 27 4 27.8 S24 7555 New (200) (1.5) b d 1 Oct. 31 2 28.9 SOI 7537 (2) New (200) (1) b - d 1 Oct. 24 1 29.4 N21 7552 New 300 2 b — £ 1 Oct. 30 5
30.1 S12 7548 New 300 2 b “\ d 1 Oct. 28 4 10 2 b - d 30.7 S28 7556(2) New 100 1.5 b — d 1 Oct. 31 1
31.0 N26 7538 7512 2400 3 £ A £ 1 Oct. 24 14 10 1 b - d 31.0 N33 7560 New (200) (3) b - d 1 Nov. 3 2 31.9 S20 7549(2) New (100) (1.5) b — d 1 Oct. 28 1
COAMFRCX • 8TAM0AR0S - 80ULOER
(1) No calcium plage observations were secured at the McMath-Hulbert Observatory on
October 8, 9, 12, 15, 20, 1964.
(2) These very small and ephemeral plages last for only one day.
(3) Plage 7512 is new, in the same position as ephemeral plage 7468.
(4) Plage 7500 is near the position of plage 7470 of the previous rotation.
(5) Plage 7521 is new, in the same position as ephemeral plage 7407.
MT. WILSON MAGNETIC CLASSIFICATIONS OF SUNSPOTS 11 b
OCTOBER 196T
* New Cycle.
Erratum: In CRPL-F 240 B for August 1964, the Mt. Wilson sunspot data published on page
lib, the longitude of the spot group for July 1 measured at 1450 U.T. should have
been E37 instead of W37.
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INTERVALS OF NO FLARE PATROL OBSERVATIONS nih PROVISIONAL
OCTOBER 1964
HOUR-UT
0 I 2 3 4 5 6 7 8 9 10 I I 12 13 14 15 16 17 18 19 20 21 22 23 24
Observatories Include:
Arcetri Catania Ikomasan Lockheed Ondrejov Sydney
Arosa Haleakala Istanbul Manila Ottawa Wroclaw
Bucharest Haute-Provenee Locarno McMath-Hulbert Sacramento Peak Zurich
SO
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B
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for
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1964
the
fla
re
report
ed
by
Lockheed
for
Septe
mber
7,
1964
wh
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20
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17
18
19
20
2 I
22
23
24
25
26
27
28
29
30
31
INTERVALS OF NO FLARE PATROL OBSERVATIONS
JULY 1964
HOUR-UT
I 2 3 4 5 6 7 8 9 10 I I 12 13 14 15 16 17 18 19 20 21 22 23 24
[
1
1 Li
(
.
COMMERCE • 5TMMRUE0E - •OU.DCT
Observatories Included;
Abastumani Capetown Huancayo Locarno Ottawa Wroclaw
Arcetri Catania Ikomas an Lockheed Sacramento Peak Zurich
Arosa C Umax Irkutsk Lvov Sydney
Athenes Dunsink Istanbul Manila Tashkent
Bucharest Haleakala Izmiran McMath-Hulbert Ucc le
Capri-F (German) Haute-Provence Kiev-KO Mitaka Voroshilov Capri-S (Swedish) Herstmonceux Kodaikanal Ondrejov WendeIstein
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Illm IONOSPHERIC EFFECTS OF SOLAR FLARES
SHORT WAVE RADIO FADEOUTS
SUDDEN COSMIC NOISE ABSORPTION
SUDDEN PHASE ANOMALIES
SUDDEN ENHANCEMENTS OF SIGNAL
SUDDEN ENHANCEMENTS OF ATMOSPHERICS SUDDEN FREQUENCY DEVIATIONS
SOLAR NOISE BURSTS AT 18 Mc/S
SEPTEMBER I'll.I
SEPT UNIVERSAL TIME
1964 START END MAX
WIOE SPREAD STATIONS
BUR INDEX
TTPE SWF IMP
IMPORTANCE
ABS SCNA SEA SPA SES SFD
KNOWN FLARE
None observed.
RIOMETER EVENTS 11 In
( Provisional)
SEPTEMBER 1964
South Pole 26 Mc/s
SEPT 1964
START
UT
END
UT
MAX.
UT
MAX. ABSORP
db,
(tenths)
NO.
OF
PEAKS
SEPT. 1964
START
UT
END
UT
MAX
UT
MAX. ABSORP
db, (tenths)
NO.
OF
PEAKS
1 1038 2014 1436 9 1 18 0304 0413 0308 3 3 2 0010 0314 0104 43 2 19 1347 1803 1531 10 1 2 1319 1705 1432 11 2 20 2152 2200 2152 6 1 3 0029 0537 0242 32 1 21 k
3 1127 2048 1909 7 7 22 0309 0411 0312 9 1
4 0923 2202 1212 20 1 23 0143 0253 0158 17 1 5 0326 0532 0345 11 1 23 0802 0451 0400 19 2 5 1017 1748 1405 8 4 24 0852 2033 1550 17 3 6 0251 1810 1606 5 4 25 0132 0238 0154 8 1 6 2040 2054 2046 3 3 25 2305 0201 0126 28 1
7 0057 0204 0152 5 2 27 * 7 1002 1805 1248 18 2 28 0000 0320 0257 11 1 7 2038 0209*** 2243 79 3 28 0751 1910 0949 13 3
10 1354 1221 0018 30 3 29 0000 0025 0006 3 1 12 0141 0212 0149 13 2 29 1246 1843 1501 13 1
13 * 30 0452 kk 0045 22 4 14 *
15 * 16 1238 1824 9 1 17 1146 1829 1323 11 1
COMMERCE - STANDARDS - BOULDER
* = No event. ** = Uncertain.
*** = Ending, September 9, 1964 at 0209 U.T.
IVa SOLAR RADIO EMISSION
OUTSTANDING OCCURRENCES
OCTOBER 1964
ARO-DRAO (OTTAWA) 2800; 2700 MC/s
OCT. U R A N E
DESCRIPTIVE START DURATION MEAN MAXIMUM
REMARKS 1964 TYPE UT HRS. MIN. FLU X
TIME FLUX
None observed.
COMMERCE • STANDARDS ■ BOULDER
SO
LA
R
RA
DIO
EM
ISS
ION
IN
TE
RF
ER
OM
ET
RIC
OB
SE
RV
AT
ION
S
IVb
OC
TO
BE
R 1
964
IVc SOLAR RADIO EMISSION
OUTSTANDING OCCURRENCES
OCTOBER 1964
NBS BOULDER 108 Me/s
None observed
NOMINAL TIMES OF OBSERVATION
OCTOBER 1964
NBS BOULDER 108 Mc/s
Oct. 1964
HOURS OF OBSERVATION
U.T.
HOURS OF INTERFERENCE
U.T.
Oct. 1964
HOURS OF OBSERVATION
U.T.
HOURS OF INTERFERENCE
U.T.
1 1301-0028 16 1316-0005 2 1302-0026 17 1317-0003 3 1303-0025 18 1318-0002 1526-1558; 4 1304-0023 1858-1945 1855-1925 5 1305-0021 19 1319-0000 6 1306-0020 20 1320-2359 7 1307-0018 21 1322-2357 8 1945-0017 22 1323-1852; 9 1309-2234; 1915-2356
2325-0015 23 1324-2355 10 1310-2250 1705-2250 24 1325-2353 11 1311-0012 1719-1725 25 1326-2352 12 1312-1612; 26 1327-2351
1632-0011 27 1328-2349 13 1313-1645; 28 1329-2348
1801-2218; 29 1330-2347 2227-0009 30 1331-2345 1938-1942;
14 1314-1546; 2216-2345 1556-2052; 31 1333-2344 2102-0008
15 1315-0006
COMMERCE - STANOAROS BOULDER
SOLAR RADIO EMISSION
SPECTRAL OBSERVATIONS
IVd
JULY 1964
Fort Davis 50-320 Mc/s
196 4 OBSERVING HOURS
Jill. 1 1231-2230
Jill. 2 1231-2230
Ju 1. 3 1231-2230
Jul. 4 1231-2230
Jul. 5 1231-2230
Jul. 6 1231-2230
Jul. 7 1231-2230
Jul. 8 1231-2230
Jul. 9 1231-2230
Jul. 10 1231-2230
Jul. 11 1231-2230
Jul. 12 1231-2230
Jul. 13 1231-2230
Jul. 14 1231-2230
Jul. 15 1232-2230
Jul. 16 1231-2230
Jul. 17 1231-2230
Jul. 18 1231-2230
Jul. 19 1231-2230
Jul. 20 1231-2230
Jul. 21 1232-2230
Jul. 22 1231-2230
Jul. 23 1231-2230
Jul. 24 1231-2230
Jul. 25 1231-2230
Jul. 26 1231-2230
Jul 27 1231-2230
Jul 28 1231-2230
Jul 29 1231-2230
Jul 30 1231-2230
Jul 31 1230-2230
IMPORTANT BURSTS FREQUENCY
RANGE
IVe SOLAR RADIO EMISSION
SPECTRAL OBSERVATIONS
AUGUST 196+
Fort Davis 50-320 Mc/s
196 4 OBSERVING HOURS IMPORTANT BURSTS
REMARKS
TYPE TIMES INT RANGE
* “ U.T MG
Aug. 1 1302-2300
Aug. 2 1302-2300 1929: U bursts
Aug. 3 1302-2300
Aug. 4 1303-2300
Aug. 5 1302-2300
Aug. 6 1303-2300
Aug. 7 1302-2300
Aug. 8 1302-2300
Aug. 9 1303-2300
Aug. 10 1303-2300
Aug. 11 1302-2300
Aug. 12 1303-2300
Aug. 13 1302-2300
Aug. 14 1303-2300 Weak I throughout day
Aug. 15 1302-2300 Weak I throughout day
Aug. 16 1303-2300 Weak I during day
Aug. 17 1305-2300
Aug. 18 1303-2300
Aug. 19 1303-2300
Aug. 20 1302-2300
Aug. 21 1302-2300
Aug. 22 1302-2300
Aug. 23 1303-2300
Aug. 24 1303-2300
Aug. 25 1304-2034; 2107-2300
Aug. 26 1303-2300
Aug. 2 7 1303-2300
Aug. 28 1303-2300
Aug. 29 1303-2300
Aug. 30 1303-2300
Aug. 31 1305-2300
- S5 ■
SOLAR RADIO EMISSION SPECTRAL OBSERVATIONS
IVf
SEPTEMBER 1964
Fort Davis 50-320 Me/s
196 4 OBSERVING HOURS IMPORTANT BURSTS
FREQUENCY
RANGE MG
REMARKS
TYPE TIMES U.T
INT
Sep. 1 1330-2330
Sep. 2 1330-2330
Sep. 3 1330-2330
Sep. 4 1330-2330
Sep. 5 1330-2330
Sep. 6 1330-2300
Sep. 7 1330-2330
Sep. 8 1330-2330
Sep. 9 1330-2330
Sep. 10 1330-2330
Sep. 11 1330-2330
Sep. 12 1330-2330
Sep. 13 1330-2330
Sep. 14 1330-2330
Sep. 15 1330-2330
Sep. 16 1330-2330
Sep. 17 1330-2330
Sep. 18 1330-2330
Sep. 19 1330-2330 IIIG 2219-2220 2 175-<100
Sep. 20 1330-2330
Sep. 21 1330-2330
Sep. 22 1330-2330
Sep. 23 1330-2330
Sep. 24 1330-2330
Sep. 25 1330-2330
Sep. 26 1330-2330
Sep. 27 1332-2330
Sep 28 1330-2330
Sep 29 1330-2330
Sep. 30 1331-2330
KULOO
SOLAR RADIO EMISSION SPECTRAL OBSERVATIONS
OCTOBER 1964
High Altitude Observatory
Boulder 7.6-41 Me/s
Date Oct 1964
Bursts
Frequency Range (Mc/s)
Type Time (U.T.) Inten¬ sity
5 Oct III 1834:45-1835:30 1 7-35 III 2053-2053:30 2 22-41
6 III 2153:30-2154 1 12-41 III 2333:30-2334 1 19-41
7 III 2148-2148:30 1- 21-41
8 III 1543:45-1544:30 2 21-41 11 III 1539:30-1540 1- 26-41 13 III 1729:45-1730:15 1- 20-41 20 No Observ. 1400-1813 21 No Observ. 1400-1655
22 No Observ* 2229-2400 23 No Observ. 0000-0100 24 No Observ. 1400-1600 25 No Observ. 1400-1600 26 No Observ. 1400-1500
27 No Observ. 0000-0100 No Observ. 1400-1500
28 No Observ. 1400-1500 29 No Observ. 1400-1500 30 No Observ. 1400-1500
SO
LA
R
RA
DIO
EM
ISS
ION
SP
EC
TR
OH
EL
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RA
MS
19
64
OC
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RA
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1964
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1964
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IVm s U
Va COSMIC RAY INDICES
(Climax Neutron Monitor)
ICC Station B 305
SEPTEMBER 1964
Sept. 1964
DAILY
AVERAGE
COUNTS / HOUR*
Sept. 1964
DAILY
AVERAGE
COUNTS / HOUR*
1 3306.4 **24 16 3306.9 **36 2 3314.4 17 3295.9 **36 3 3308.2 18 3301.1 4 3312.3 19 3311.5 5 3326.0 20 3309.6 6 3326.0 21 3302.5 7 3303.0 22 3296.5 8 3296.6 23 3298.0 9 3281.7 24 3301.2
10 3283.3 25 3312.1 11 3286.6 26 3321.4 12 3299.9 27 3307.3 13 3302.9 28 3322.2 14 3314.1 29 3314.5 15 3322.5 **34 30 3311.4
COMMERCE - STANDARDS - BOULDER
* Scaling Factor 128.
** No. of Section Hours Less Than 40 Hours
CO
SM
IC
HA
Y
IND
ICE
S
Vb
-
"u
C X
TS 0^
x> a t- u ©
©
3 « <rj <V u
CO
MM
ER
CE
Vc COSMIC RAY INDICES
DALLAS SUPER NEUTRON MONITOR
DAILY AVERAGE COUNTS PER HOUR *
JANUARY - SEPTEMBER 1964
Jan. Feb. Mar. Apr. May June July Aug. Sept.
1 6408.5 6423.4 6481.3 6463.5 6473.1 6504.7 6496.2 6498.0-8 2 6419.7 6439.7 6470.6 6453.8 6482.3 6508.2 6487.0 6502.0 3 6420.5 6453.1 6469.5 6468.0 6477.3 6507.1 6509.1 6510.7 4 6425.0 6484.3 6474.8 6476.5 6486.0 6526.8 6508.5 6527.1 5 6430.8 6458.4 6467.3 6457.0 6495.9 6519.3 6498.1-22 6539.7
6 6437.5 6435.9 6458.9 6434.6 6493.4 6517.3 6500.4 6534.2 7 6451.5 6429.4 6468.7 6436.9 6491.6 6517.5 6490.2 6502.4 8 6449.5 6410.3 6464.0 6429.0 6476.3 6517.8 6481.8 6486.0 9 6457.7 6442.1 6478.0 6451.8 6442.7 6505.8 6484.9 6485.3
10 6475.3 6463.5 6481.9 6424.7 6434.2 6511.3 6502.1 6482.9
11 6478.6 6455.5-18 6462.4 6453.1 6445.2 6521.6 6493.7 6489.0 12 6447.4 6461.0 6447.9 6439.4 6442.6 6521.2 6475.7 6513.3 13 6441.7 6440.8 6473.8 6469.9 6441.4 6533.1 6462.8 6540.5 14 6417.3 6438.8 6462.5 6466 .6 6458.2 6538.4 6451.3 6542.8 15 6386.1 6461.5 6472.8 6461.1 6449.5 6539.7 6453.4 6544.1
16 6363.8 6453.3 6466.0 6459.6 - 6531.3 6433.1 6498.0 17 6380.8 6429.8 6445.0 6449.7 - 6519.8 6445.8 6474.3 18 6402.5 6438.6 6446.3 6461.3 - 6505.7 6446.2 6485.7-21 19 6437.0- 23 6429.2-22 6442.7 6457.3 6475.0 6489.3 6476.4 6491.2 20 6440.3 6420.0 6442.9 6478.1 6507.3 6503.7 6495.0 6468.2
21 6439.5- 21 6432.2 6431.5 6472 .0 6498.9 6520.1 6490.2 6453.7-19 22 6456.5 6431.5 6429.6-23 6467.8 6472.8 6521.3 6505.6 6447.5 23 6458.9 6440.7-23 6434.5 6480.0 6475.8 6530.1 6496.0 6476.0-23 24 6470.0 6461.5-21 6429.4 6486.7 6500.5 6535.6 6496.0 6489.8 25 6451.4 6448.3 6419.8 6428.5 6475.8 6514.9 6512.0 6482.4 6497.3
26 6453.7 6443.8 6447.8 6446.4 6485.0-22 6521.7 6519.8 6497.9-18 6484.3 27 6465.8 6461.2 6456.6 6479.6 6477.9-22 6531.0 6515.1 6492.3-22 6473.5 28 6475.2 6476.9 6451.5 6464.8 6480.0 6524.8 6517.6 6477.7 6502.6 29 6440.5 6439.1 6463.0 6471.8 6474.7 6517.9 6508.7 6488.6 6487.8 30 6406.2 6484.2 6473.3 6469.1 6494.9 6488.2-22 6499.2 6521.9
31 6396.1 6471.2 6470.6 6480.3-23 6508.7-23
COMMERCE • STANDARDS - BOULDER
* Scaling factor 120 - (Number) Number of hours for which data are available if less than 24.
COSMIC RAY INDICES Vd
CHURCHILL SUPER NEUTRON MONITOR
DAILY AVERAGE COUNTS PER HOUR *
MAY-SEPTEMBER 1964
May June July Aug. Sept.
i 6357.1 6427.1 6458.9 6438.1 6467.5 2 6356.0 6436.3 6473.4 6421.9 6468.5
3 6372.1 6434.1 6447.0 6471.1 6475.6
4 6401.0 6445.0 6447.7 6408.5 6496.2 5 6398.3 6455.0 6448.3 6413.5 6507.4
6 6401.0 6473.3 6454.7 6433.1 6507.8
7 6408.8 6473.3 6439.8 6405.2-23 6444.9 8 6431.8 6445.1 6387.7 6421.3 6435.7
9 6455.5 6414.9 6386.9 6446.2 6429.3 10 6440.5 6372.7 6407.0 6460.3-21 6442.3
11 6376.1 6391.4 6400.6 6425.0-23 6460.4 12 6393.0 6380.1 6413.8 6418.0 6472.7
13 6393.5 6413.5 6417.6 6423.2-22 6490.2 14 6388.1 6432.7 6417.7 6415.5 6475.9 15 6406.8 6415.4 6433.0 6422.0 6472.6
16 6386.8 6410.0 6447.9 6423.9 6475.4 17 6373.8 6437.3 6445.7 6427.7 6456.6 18 6396.5 6448.2 6391.5 6432.3 6444.8 19 6392.7 6426.1 6383.0 6438.1 6480.8 20 6412.5 6444.9 6402.5 6457.5 6495.4
21 6416.1 6406.8 6416.6 6476.6 6485.3 22 6435.5 6392.5 6404.9 6474.2 6436.3 23 6444.8 6425.9 6415.5 6493 o0 6470.8
24 6419.6 6429.3 6457.3-21 6510.6 6483.3 25 6420.0 6447.2 6439.2 6499.0 6495.7
26 6409.5 6447.9 6455.7 6492.3 6502.1
27 6408.7 6429.8 6454.8 6503.5 6518.1 28 6408.0 6428.0 6474.8 6487.0 6507.8 29 6404.7 6440.7 6474.2 6482.1 6506.8 30 6421.0 6454.9 6436.3 6480.8 6505.3
31 6409.5 6434.3 6482.6
COMMERCE - STANDARDS - BOULDER
* Scaling factor 120. - (Number) Number of hours for which data
are available if less than 24.
Via GEOMAGNETIC ACTIVITY INDICES
SEPTEMBER 1964
Sept. 1964
C Values Kp
Sura Ap Final
Selected Days
Three hour Gr. interval 1 2 3 4 5678
1 1.0 5- 4+ 4o 1+ 3- 3+ 2o 4- 26o 20 Five 2 0.6 4- 2+ 2+ 3- 1+ 1+ 2+ 2o 18o 10 Quiet
3 0.6 3o 2+ 2- 1+ 2- 2+ 3o 2- 17o 9 4 0.6 lo 2o 2o 3o 2o lo 3- 3o 17- 9 13
5 0.3 2o 3+ 1+ 2- 1+ 0+ Of 1- llo 6 14 15
6 0.8 lo lo 1+ 2- 3- lo 3o 5o 17- 12 19 7 1.4 3o 2+ 3+ 5- 4+ 4o 5o 5- 31+ 28 20 8 1.2 4o 4- 4+ 4o 3- 4o 4- 3o 29+ 23
9 0.9 3o 4o 2+ 3+ 3o 3- 3o 3+ 25- 16 10 0.6 4o 3o 1- 1- lo 2- 2o 3- 16- 10
11 0.1 2+ 2+ 1+ 0+ 0+ 0+ Of lo 8+ 4 Five 12 0.1 2o lo 1- 0+ lo Oo Oo Oo 5o 2 Disturbed
13 0.1 lo Oo 0+ 1- Oo Of lo 1- 4o 2 14 0.1 1- Oo 0+ 0+ 0+ Of 0+ lo 3+ 2 7 15 0.0 0+ 0+ 1- 0+ Oo 1- 1- 2- 5- 3 8
22 16 0.9 lo 2+ 1+ 2o 4- 3+ 4- 3+ 21- 13 28 17 0.5 3+ 3- 2o 2- 3o 1+ 2- 2- 17+ 9 30 18 0.2 2- 2- lo 1+ 1+ lo lo 2- 11- 5 19 0.0 0+ 1- 1- 0+ lo 0+ Of 1- 4+ 3 20 0.1 Oo Oo Oo CH- 0+ 0+ 1- 1+ 3o 2
21 0.3 0+ 1- 1+ 2- 1- lo 1+ 2+ 9+ 5 Ten 22 1.4 7- 8- 3+ 2+ 2+ 2o 2+ 2+ 29o 44 Quiet 23 0.4 2o 2o 4- 3- 1- Of 1+ 2o 15- 8 24 0.8 lo 2+ 2o 3o 2- 2o 3+ 1+ 17- 9 11 25 0.1 2+ 3- lo 1- Oo Of Of 2- 9o 5 12
13 26 0.1 2- 0+ 2o 1+ 1- Oo 0+ 1- lo 4 14 27 0.4 0+ 0+ 1+ 0+ 0+ lo 1+ 4o 9o 6 15 28 1.4 5- 4o 5- 4o 4o 6- 5- 3o 35- 35 18 29 0.4 2- 2+ 2+ 1+ 1+ Of 1- 3o 13 0 7 19 30 1.0 3- 5- 4o 3o 4- 4o 3- 3+ 28o 22 20
21 26
Mean: 0.55 Mean: 11
COMMERCE STANDARDS BOULDER
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in g g g m -o ^ ^ in in g in g g g g in n in g n n n g n n in g ^ g
g g g p- g g g g g n g g g g g g g g g g g g g g g g g g •? g
in 4 O *-1 OOOO
0400 N W O N
On P* O O <—l f—l O CM
NO
RT
H P
AC
IFIC
8-H
OU
RL
Y
QU
AL
ITY
FIG
UR
ES
OS
II
19
TO
TO
TO
II
19
03
i p- p- p- p- !*■ g g g g g g g g p*- n- g g g g g n n n p- p-’ g r^- p«-
in g in in m in 4 m 4 4 in g in g in g g g iri g g g g -j g g g ^ g -r
g g g g g g g g ^ 4 g g g g g g g g ^ g in in m m in in g in 4 g
GE
OM
AG
NE
TIC
I ~
m h nj N 0 m 4 m r\j eg 0 «-« *-h 0 «-i g n n h h rv ev --i rv h h n ^ n ft
FT FT M FT FT N FT ^ g H N H H Oh N N H O O rH f\J f\J <N <\l r-l 4 Py) CP
AD
VA
NC
E FO
RE
CA
STS
(J-R
EP
OR
TS
)FO
R
WH
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DA
Y,
ISSU
ED
IN A
DV
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CE
BY
:
i. 5 *
^2 g
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ingggr^- p~ g g g in g g p- p- p~ g g g g g g g g g g g g g g g
g g g g n- n* g g g g g g p~ p- g g g g g g g g g g g in in in g
OOOO OOOO CM r—*
OOOO OOOO
WH
OL
E
DA
Y
IND
EX
10 + +0 + 001+ °°i++ 00000 +1010 00110 g g g g g g g g g g g g g g g g g g g g g g g g g g g g g g
SHO
RT
-TE
RM
FOR
EC
AST
S
ISSU
ED
AB
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T
ON
E
HO
UR
IN
AD
VA
NC
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F:
00
06
12
16
g p- p- p- p- g g p- g p- p- p~- p- p- p- r- p- p*- p- p- g p- p- p- p~ p- g p- g
gN n n n p- r- m g p- p~ p- p- p- p~ 1^ p- p- p- p- g g p~ r*- p- g g p-
m m m m g g g ft 4 n in in in g g m in in in g g n g g g m in in in in
g g g g g g in in in in g g g g g g g g g g g g g g g g g g g g
CTT<—<oo OOOO
0 ON 0 OOOO
EN F| H 0 CM CN 0 0
OOOO 0400
NO
RT
H
AT
LA
NT
IC
6-H
OU
RL
Y
QU
AL
ITY
FIG
UR
ES
2 gf
+ + 1 + + lllll +I+OI OllOl 1 + O + 1 l+oll g g n g g p- r- p~- p- g p- g p- r- p- p- p- p- p- g g p- r^ggr-p-
l + lll l + 1 + + l + + l l lllll I + 1 I 1 I 1 + l + r~- g p- r- p- p~ g p- g g p- g g p- p- p- p- p- p- p- p- g p- p- p- p-r^gp-g
IIOOl O + 1 + + + IO + O + IOOI 1 0 + 1 l ooloo tngggg g g g 4 4 »n g g g g g g g g g g g 4 <n g g gggg
1 + + + 1 0 + 01+ 00+10 +10+1 ++III I+ + + + g in g g g g g 4 in 4 ggingg in g m in g g 4 g g in n in m 4 »n
Score
: Q
uie
t P
eri
ods
P
S U
F
Dis
turb
ed
Periods:
P
S U
F
SEPT
. 1964
hitjfi 4g g p ® <po h (Tc«4g g p- » o* 0 h n g 4 g <o haepo OOOOO OOOO-H r-i f• t-0 •—( «—0 H rtHHN <Pi fM f<M P* «\J W W N JV FT
QU
AL
ITY
QU
AL
ITY
QU
AL
ITY
CRPL RADIO PROPAGATION QUALITY FIGURES AND FORECASTS VII b
NORTH ATLANTIC
SEPTEMBER 1964
OUTCOME OF ADVANCE FORECASTS—FINAL ESTIMATES (I TO 7 DAYS AHEAD)
NORTH ATLANTIC
QUIET
0 IQ 20 30
NORTH PACIFIC DISTURBED,
KX ^- QUIET ->1
ACTUAL
COMPARISON (SEE TEXT)
0 10 20 30
COMMERCE STANDARDS BOULOER
Vile USEFUL FREQUENCY RANGES ~ NORTH ATLANTIC PATH
SEPTEMBER 1961
tflJT 3 6 9 12 15 18 21 24
COMMERCE STANDARDS BOULDER
USEFUL FREQUENCY RANGES ~ NORTH ATLANTIC PATH Vlld
SEPTEMBER 1964
hUT 3 6 9 12 15 19 21 24 C/uT 3 6 9 12 15 18 21 24
Adapted from Observations by Deutsches Bundcspost
Villa IQSY ALERT PERIODS
INTERNATIONAL URSIGRAM AND WORLD DAYS SERVICE
OCTOBER 1964
OCT. TIME WORLDWIDE GEOPHYSICAL ALERT
1964 OF ISSUE
UT
ADVANCE GEOPHYSICAL ALERT
NO. TYPE TIMING ELABORATION
1 0400 116 Stratospheric
Warming
Ends Advance stage of 10 MB stratospheric
warming reached
4 0400 117 Magnetic Storm Expected
5 0400 118 Magnetic Storm Expected
7
7
0400
1715 Climax, Solar Flare 07/1500Z
119 Solar Activity
Stratospheric
Warming
Exists
Exists Reestablished over Mirny Davis region
8 0400 120 Solar Activity
Stratospheric
Warming
Exists
Exists From Davis-Mirny to McMurdo-Pole area
9 0400 121 Solar Activity
Stratospheric
Warming
Exists
Exists Over McMurdo-Vostok-Pole region
10 0400 122 Stratospheric
Warming
Exists Over eastern Antarctica moving Byrd
11 0400 123 Stratospheric
Warming
Exists Near Durville region
12 0400 124 Stratospheric
Warming
Exists Near Durville-McMurdo region
13 0400 125 Stratospheric
Warming
Exists Durville-McMurdo-Pole region
14 0400 126 Stratospheric
Warming
Exists Mirny-Pole-Byrd region
16 0400 127 Stratospheric
Warming
Exists Antarctica
17 0400 128 Stratospheric
Warming
Exists Antarctica
18 0400 129 Stratospheric
Warming
Exists Antarctica
19 0400 130 Stratospheric
Warming
Exists Antarctica
20 0400 131 Stratospheric
Warming
Exists Antarctica
21 0400 132 Stratospheric
Warming
Exists Antarctica
22 0400 133 Stratospheric
Warming
Exists Antarctica
23 0400 134 Stratospheric
Warming
Exists Antarctica 20 millibar temperature
minus eight degrees centigrade Pole-
Vostok region
24 0400 135 Stratospheric Warming
Exists Antarctica
23 0400 136 Stratospheric
Warming
Exists Antarctica
26 0400 137 Stratospheric
Warming
Exists Antarctica
27 0400 138 Stratospheric
Warming
Exists Antarctica
28 0400 139 Stratospheric
Warming
Ends Antarctica
Stratospheric Warm entire continent