All,

    During the apogee contact I noticed that the star tracker had not fully recovered from the long outage. Tracker percent valid should have been @80%. Instead, it was in the range of 48% to 58%. I have scheduled a contact for tomorrow evening to reset the star tracker. 

 

Star Tracker reset contact: 

USHI02 10/07/23,280,01:30:00 - 03:00:00 2K IBEX-3 Orbit# 623 Star Tracker Issue Contact 33re Desc Blind Acq

 

Results from the Sun Maneuver:

29 Sept 23@18:30:00

CSS Angle TLM 1.00503  

CSS Sun-Pointing Angle 2.01006

 

06 Sept 23@04:20:00

CSS Angle TLM 0.78683  

CSS Sun-Pointing Angle 1.573672

 

Pre-Burn   

Thruster 1 12544 29 Sept 23@18:30:00

Thruster 2 12240

Thruster 3 15360

Thruster 4 15664

 

Post-Burn  

Thruster 1 12720 06 Sept 23@04:20:00

Thruster 2 12416

Thruster 3 15744

Thruster 4 16048

 

Number of Pulses  

Thruster 1 176

Thruster 2 176

Thruster 3 384

Thruster 4 384

Thruster Pairs 

Thruster 1 & 2 352

Thruster 3 & 4 768

 

 

 

Timothy E.Perry

CRS IBEX OCO-2

Mission Operations

timothy.perry@ngc.com

Office (703) 406-5976

Cell (301) 606-1430