[Isocops] IBEX Goat Herder for 30 and 31 July 2021

[Chubin, Eric [US] (SP)]

All,

The perigee contacts were nominal for CMD & TLM. The Inertial maneuver was successful. The Orbit #537 ATS was uploaded, SSR Dump New completed, and CAR #1180 to transmit remaining Orbit #534 SSR Blocks was successfully completed.

Tasks Accomplished:
SSR Dump --> Dump New
CAR #1181 Orbit #537 ATS Upload
CAR #1180 Dump remaining Orbit #534 SSR Blocks
Reset 18 Day Timer
Verify Maneuver and check SOH


Results from the Inertial maneuver:
Q1          -0.36932600       ActNor.EstInrToBdy[0]
Q2          -0.44924900       ActNor.EstInrToBdy[1]
Q3          -0.17975200       ActNor.EstInrToBdy[2]
Q4          0.79338700         ActNor.EstInrToBdy[3]

GPS sec 1311786240        ActNor.EstTime

UTC time             07/31/2021 17:03:46      output
MPS Diff              0.608     deg
MPS Cmd Vector X           -0.585175000
MPS Cmd Vector Y           0.747537000
MPS Cmd Vector Z            0.314258000
CSS Angle TLM   1.80515
CSS Sun-Pointing Angle   3.6103
                              27 Jul 21 @ 04:00:00
CSS Angle TLM   0.611658
CSS Sun-Pointing Angle   1.223316
                              31 Jul 21 @ 17:00:00
Pre-Burn
Thruster 1            5424      27 Jul 21 @ 04:00:00
Thruster 2            5296
Thruster 3            6000
Thruster 4            6128
Post-Burn
Thruster 1            5696      31 Jul 21 @ 17:00:00
Thruster 2            5568
Thruster 3            6288
Thruster 4            6416
Number of Pulses
Thruster 1            272
Thruster 2            272
Thruster 3            288
Thruster 4            288
Thruster Pairs
Thruster 1 & 2    544
Thruster 3 & 4    576

Eric Chubin  |  Principal Engineer Satellite Systems
Northrop Grumman Corporation  |  Space Systems
O: 703-429-7015  |  C: 240-328-2098  |  eric.chubin at ngc.com

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