All,

    The spacecraft is nominal. The inertial maneuver was successful. The Orbit #541 ATS was uplinked.  The SSR was dumped for orbit 539 and the partial redump was also performed.

Tasks Accomplished:

CAR #1185 – Redump initial orbit 539 blocks

CAR #1187 – Orbit 541 ATS uplink – IBEX_2021_257_o0541a_v001 – 96 Cmds

Reset the 18 DAY timer

SSR Dump -> Dump New

Results from the Inertial Maneuver:

Q1 0.28713500 ActNor.EstInrToBdy[0]

Q2 -0.59108400 ActNor.EstInrToBdy[1]

Q3 -0.52607500 ActNor.EstInrToBdy[2]

Q4 0.53983200 ActNor.EstInrToBdy[3]

GPS sec 1314906224 ActNor.EstTime

UTC time 09/05/2021 19:43:30 output

MPS Cmd Vector X -0.942244000

MPS Cmd Vector Y 0.310760000

MPS Cmd Vector Z 0.124918000

MPS Diff 0.668 deg

CSS Angle TLM 1.74125

CSS Sun-Pointing Angle 3.4825

01 Sept 21 @ 03:00:00

CSS Angle TLM 1.537

CSS Sun-Pointing Angle 3.074

05 Sept 21 @ 19:\30:00

Pre-Burn

Thruster 1 7536 01 Sept 21 @ 03:00:00

Thruster 2 7376

Thruster 3 8384

Thruster 4 8544

Post-Burn

Thruster 1 7808 05 Sept 21 @ 19:\30:00

Thruster 2 7648

Thruster 3 8672

Thruster 4 8832

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

Timothy E.Perry

CRS IBEX OCO-2

Mission Operations

timothy.perry@ngc.com

Office (703) 406-5976

Cell (301) 606-1430