All,

The spacecraft is nominal for CMD and TLM. The Inertial Maneuver was successful. I executed standing CAR #344 Star Tracker Reset Recovery. I will get the actual reset time after the SSR dump on 11 Aug 19 @19:00 GMT.

Results from the Inertial maneuver:

Q1 -0.47788500 ActNor.EstInrToBdy[0]

Q2 -0.35409400 ActNor.EstInrToBdy[1]

Q3 0.11564000 ActNor.EstInrToBdy[2]

Q4 0.79553200 ActNor.EstInrToBdy[3]

GPS sec 1249214490 ActNor.EstTime

UTC time 08/07/2019 12:01:16 output

MPS Diff 0.495 deg

MPS Cmd Vector X -0.674713000

MPS Cmd Vector Y 0.681150000

MPS Cmd Vector Z 0.284250000

CSS Angle TLM 0.407824

CSS Sun-Pointing Angle 0.815648

03 Aug 19 @ 13:30

CSS Angle TLM 1.81951

CSS Sun-Pointing Angle 3.63902

07 Aug 19 @ 12:00

Pre-Burn

Thruster 1 15696 03 Aug 19 @ 13:30

Thruster 2 15312

Thruster 3 18640

Thruster 4 19024

Post-Burn

Thruster 1 15952 07 Aug 19 @ 12:00

Thruster 2 15568

Thruster 3 18944

Thruster 4 19328

Number of Pulses

Thruster 1 256

Thruster 2 256

Thruster 3 304

Thruster 4 304

Thruster Pairs

Thruster 1 & 2 512

Thruster 3 & 4 608

Timothy E.Perry

CRS IBEX OCO-2

Mission Operations

tim.perry@ngc.com

Office (703) 406-5976

Cell (301) 606-1430

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