[Isocops] IBEX Goat Herder for 28-29 Jan 22

Wesley, Sheral R [US] (SP) Sheral.Wesley at ngc.com
Sat Jan 29 17:09:05 EST 2022


All,
The Orbit# 555 Perigee contacts were nominal for command/telemetry and the inertial maneuver was successful.

The following objectives were accomplished
Set downlink to 320ksps
SSR Dump -> Dump New
CAR# 1123 Dump missing Orbit# 554 SSR Blocks
Reset 18 Day Timer
Set SC clock
CAR # 1224 Orbit #557 ATS uplink (06 - 16 Feb 22)
   IBEX_2022_037_o0557a_v001  (83 cmds) (448 - 530)
Blind_Acq. (64ksps)
CAR# 1193   Lo ISN Sweep Table upload

Orbit# 555 Perigee  Sun Angle/Thruster Counts
J2000     Spin Axis
ECI X      0.632422
ECI Y      -0.711191
ECI Z      -0.307001

Precession Maneuver
Cmd Diff              71.026   deg
MPS Diff              0.697     deg
*MPS Diff should be < 1.5*

Q1          0.39890900          ActNor.EstInrToBdy[0]
Q2          0.70311600          ActNor.EstInrToBdy[1]
Q3          -0.18957200        ActNor.EstInrToBdy[2]
Q4          0.55728100          ActNor.EstInrToBdy[3]
GPS sec                1327499430         ActNor.EstTime
UTC time             01/29/2022 13:50:16        output

CSS Angle TLM  1.13729
CSS Sun-Pointing Angle 2.27458
                                24 Jan 22 @ 16:30:00
CSS Angle TLM  1.1409
CSS Sun-Pointing Angle 2.2818
                                29 Jan 22 @ 13:00:00
Pre-Burn
Thruster 1           15728    24 Jan 22 @ 16:30:00
Thruster 2           15296
Thruster 3           19360
Thruster 4           19792
Post-Burn
Thruster 1           16016    29 Jan 22 @ 13:00:00
Thruster 2           15584
Thruster 3           19664
Thruster 4           20096
Number of Pulses
Thruster 1           288
Thruster 2           288
Thruster 3           304
Thruster 4           304
Thruster Pairs
Thruster 1 & 2    576
Thruster 3 & 4    608


Sheral Wesley  |  Sr Principal Engineer, Satellite Systems
Northrop Grumman Corporation  |  Space Systems
O: 703-406-5641  |  C: 202-236-0802  |  sheral.wesley at ngc.com<mailto:sheral.wesley at ngc.com>
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