All,

   The SSC contacts were nominal for CMD & TLM. The inertial maneuver was successful. APL reported seeing a variation in signal strength of 10db. They reported seeing several dropouts during the VC2 dump. The Orbit #538 ATS was uplinked. The spacecraft clock was set and the FDC totals were reset. The 18 day timer was reset.

Task’s Accomplished:

CAR #1182 Orbit #538 ATS uplink

    IBEX_2021_230_o0538a_v001 86Cmds

Set Spacecraft Clock

Reset FDC totals

SSR Dump -> Dump New (APL)

Reset 18 Day timer

Results from the Inertial maneuver:

Q1 -0.58725900 ActNor.EstInrToBdy[0]

Q2 0.11229300 ActNor.EstInrToBdy[1]

Q3 0.67922800 ActNor.EstInrToBdy[2]

Q4 0.42563600 ActNor.EstInrToBdy[3]

GPS sec 1312570982 ActNor.EstTime

UTC time 08/09/2021 19:02:48 output

MPS Diff 0.630 deg

MPS Cmd Vector X -0.701673000

MPS Cmd Vector Y 0.657234000

MPS Cmd Vector Z 0.275134000

CSS Angle TLM 0.96083

CSS Sun-Pointing Angle 1.92166

  05 Aug 21 @ 04:00:00

CSS Angle TLM 1.222

CSS Sun-Pointing Angle 2.444

  09 Aug 21 @ 19:00:00

Pre-Burn

Thruster 1 5968 05 Aug 21 @ 04:00:00

Thruster 2 5840

Thruster 3 6560

Thruster 4 6688

Post-Burn

Thruster 1 6240 09 Aug 21 @ 19:00:00

Thruster 2 6112

Thruster 3 6912

Thruster 4 7040

Number of Pulses

Thruster 1 272

Thruster 2 272

Thruster 3 352

Thruster 4 352

Thruster Pairs  

Thruster 1 & 2 544

Thruster 3 & 4 704

Timothy E.Perry

CRS IBEX OCO-2

Mission Operations

timothy.perry@ngc.com

Office (703) 406-5976

Cell (301) 606-1430