FOV conditions (boom/solar panel must not block)• Half-sphere (360° x 90°): MSA (place either +Z or -Z) entrance must stick out• Tophat (360° x ~10°): MIMS, NOID (place rim) entrance must stick out from rim & symmetry axis is to spin axis• Half-tophat (180° x ~10°): CHEMS, PEACE (place rim) entrance must stick out from rim & (for in-situ SC) look outward & symmetry axis is to spin axis (for remote sensing SC) symmetry axis face zenith (-Z)• Small Rectangular (45° x ~20°): STEIN (place backsidel) entrance must stick out from rim & look anti-sunward• Telescope: NUVO on a scanning arm (use entire -Y side) telescope look in-situ spacecraft's meridian plane

Instrument as of 2015-1-1

Ion/electron/ENA ranges

MIMS(Toulouse)

Mass 6 kg (4 kg + shielding) including E-box (no need for DPU)Power 6 W (including HV, Front-end and FPGA consumptions) on 28 VData production:Size : Ø35 cm x 24 cm (one unit only)FOV: 360° (stick out)

installation

entrance

will be 4 cm longer and 6 cm wider than this, but entrance is narrower

NOID(Kiruna)

entrance

mass 8 kg (5 kg + shielding)power 210 mA / 5.9 W (7-8 W on 28V)data production: 8 kB/s after compressionsize: Cylinder Ø19 cm x length 30 cm + 15 cm x 16 cm x 6 cm electric/DPU boxFOV: 360° x 8° (stick out)

time resolution 1-100 s

entrance

cold plasma

NIMS (Bern)

FOV: probe-type mass 3.5 kg + shield (inc. Ebox) = 5.3 kgpower 23 Wtelemetry 7 kbpssize (LWH) 36 x 18 x 19 cm

CHEMS (UNH, USA)

mass 9.7 kg (7.7 kg+shield)power 7.1 Wtelemetrysize 40 x 15 x 20 cm + 11 x 11 x 11 cmFOV: 180° (look outward)

entrance

PEACE (MSSL)

entrance

Use only limited sectors out of this half-tophat

mass 3.1 kg + 1.3 kg (Ebox) +shield = ??? kg (+ margin)power 3 W + 5 W (Ebox) = 8 W (+ margin)telemetry 7 kbpssize 20 x 14 x 12 cm + 12 x 12 x 8cm (Ebox)FOV: 180° (look outward)

analyser head sticks out side the spacecraft skin by about 8 cm.

MAG 1&2 (Graz)

Dual sensor and sensor electronics as well as harness (7m), Sensors: 8x8x5cm @ End of 4-5 m boom + @ 2/3 of 4-5 m boom0.4 kg + harness (70g/m) = 0.9 kg2 W+ 0.25W marginTelemetry: 55 bit/s after 50% compression

E-Box (inc DCDC+DPU) 16x17x12cm1 kg + shield = 1.8 kg (+ 0.2kg margin)1.5 W+0.55W margin

Boom of 4-5 m length is a part of spacecraft subsystem

SLP (Belgium)

Requirements* LP should always be sunlit* LP should avoid the s/c photoelectron cloud* LP should avoid the s/c wave* LP should not obstruct the FOV of particle sensors* It should reach as far as possible from the s/c CoMPossible accommodation as in sketch(* About 45 deg behind s/c as seen from sun) better on spin place* Mounted on s/c antisunward side

mass 2.5 kg (0.8 kg + shield) + deployment system (inc Ebox)power 7.5 W (peak 25 W optional) @ 28 V or 12 Vtelemetry 3.5 kbpssize : Ø5 cm sphere @ 1.5-2 m boom + Ebox = 15 cm x 15 cm x 10 cm (no need for DPU) + Deploment system

WAVES (Prague)

mass 6 kg (2.5+3.5kg for a 8mm shield box) – Incl. redundant boardsTelemetry <200kbps ; 140 after compression (rate for max science)power 9.4 W (incl. 20%margin, incl. converter efficiency)size 15 cm x 20 cm x 15 cm

Box with: -LFR receiver -Redundant DPU-Redundant Power converterThe DPU is also used by SLP

Requirements:-Need to be placed close to SLP box (interlinked instruments)-FOV requirements: None-Attitude knowledge requirements (a posteriori): 1deg-Attitude control requirements (real-time): None-Instruments on at the same time: SLP, MAG, Search Coil

Open to discussion: mass & size (redundant boards), power (efficiency), telemetry

ELF-VLF Search Coil (Orleans)

Mass: 0.6 kg (does not need shield) + 2 m (minimum) boomtelemetrypower 0.2 W (0.13 W@±12 V)size Ø11 cm x 14 cm @ 2 m boom

STEIN (SSL, USA)

mass 2 kg (1.2 kg + shield)power 2 Wtelemetry 7 kbpssize 8 cm x 12 cm x 10 cmFOV: 45° x 20° (look anti-sunward)

E-boxhere

NUVA (LATMOS, Paris)

Mass: 5 kg + shieldtelemetry 100 kbps output / 33 kbp nominalpower 20 W (standby=5W)size 31 cm x 25 cm x 16 cm (UV) + similar (visible) + Ebox/DPUFOV 2°x0.1°

Common Electronics

Ion Head FOV360o azimuth angle±30o elevation with scanning

Neutral Head FOV±15o azimuth angle around RAM, ±10o elevationThe ACTIVE neutral head occupies a 30o fraction of the azimuthal planeRAM

Instrument z- axis

CINMS (NASA/GSFC)

mass 3.8 kg (+0.8 kg) including E-box + shield (no need of DPU)power 3.5 W (+1 W)telemetry: 16 kByte/ssize Ø20 x 40 cm + Ebox Ø20 x 24 cm (one unit)FOV: 180° x 10° must face RAM direction

Auroral/Airglow camera (Tohoku U)

mass/3 camera 4.6 kg (2.3 kg/1 camera) + shield (inc. Ebox/DPU)power/3 camera 15 W (11 W/1 camera)data production:size: about 20 cm x 15 cm x 30 cm (or 10 cm for 1 camera)FOV: 7.6° (16x16 pixel)

MSA (optional: ISAS)

mass 9.7 kg (6.6 kg + shield) including E-boxpower 11.2 Wdata production:size: 40 cm x 10 cm x 38 cmFOV: 360°x90° (2π steradian, look zenith direction)

Scanner for NUVO

reference: scanner on MEX Mass: 1.5 kgPower: 0.5 – 2 Wsize: 6cm x 26cmx24 cmScanning angle: ±100°/ 30 sec

ASPOC

reference: ASPOC for Cluster Mass: 0.16 kgx2 + 1.7kg + shield = 3.5 kgPower: 3-4 Wsize: 2 emitter of ø6 x 6cm + 20x12x10 cm