All,

     The contact was nominal for CMD and TLM. The Star tracker went thru an autonomous reset in the back orbit. The star tracker was nominal at AOS. I executed Standing CAR # 344 Reset FDC Totals and Response latch values. I will get the time of the reset after the SSR dump on DOY 140. The Inertial maneuver as successful. The Bus ATS for Orbit 490 was uplinked.

 

The following was accomplished:

CAR #344 - Reset FDC Totals and Response latch values

CAR #1098 – ATS upload – IBEX_2020_158_o0490a_BUS_V001 46 cmds

 

Results from the Inertial maneuver:

Q1 0.11002800 ActNor.EstInrToBdy[0]

Q2 0.57495900 ActNor.EstInrToBdy[1]

Q3 0.70696500 ActNor.EstInrToBdy[2]

Q4 0.39663200 ActNor.EstInrToBdy[3]

GPS sec 1273579652 ActNor.EstTime

MPS Diff 0.577 deg

MPS Cmd Vector X 0.612832000

MPS Cmd Vector Y 0.728974000

MPS Cmd Vector Z 0.305014000

CSS Angle TLM 0.359909

CSS Sun-Pointing Angle 0.719818

  11 May 20 @ 00:30

CSS Angle TLM 1.12917

CSS Sun-Pointing Angle 2.25834

  15 May 20 @12:00

Pre-Burn   

Thruster 1 8928 11 May 20 @ 00:30

Thruster 2 8656

Thruster 3 11488

Thruster 4 11760

Post-Burn  

Thruster 1 9200 15 May 20 @12:00

Thruster 2 8928

Thruster 3 11808

Thruster 4 12080

Number of Pulses  

Thruster 1 272

Thruster 2 272

Thruster 3 320

Thruster 4 320

Thruster Pairs 

Thruster 1 & 2 544

Thruster 3 & 4 640

 

 

 

 

Timothy E. Perry

Mission Operations

CRS, IBEX, OCO-2 & TESS

timothy.perry@ngc.com

Office (703) 406-5976

Cell (301) 606-1430