[Isocops] IBEX Goat Herder 27 Aug 10
Ibex Mission Operations
ibexops at gmail.com
Sat Aug 28 10:34:12 EDT 2010
Orbit# 90 Perigee contacts had 1 failure and 1 back-up contact
The tracking contact @1115 failed to acquire a signal from the spacecraft
*USN/PR# 8959 RAZOR# 431
*A back-up contact scheduled @ 1715 was successful for command/telemetry and
doppler data
Upcoming Orbit# 91 Contacts are listed below in UTC
*IBEX,USHI01,ADD,08/30/10,242,13:00:00,08/30/10,242,13:35:00,,LAHO 2K IBEX
Orbit# 91 Apogee Contact
IBEX,USAK01,ADD,09/03/10,246,09:45:00,09/03/10,246,10:20:00,,LAHO 320K IBEX
Orbit# 91 SSR_Dump/Tracking Contact
IBEX,AUWA01,ADD,09/03/10,246,19:10:00,09/03/10,246,20:09:00,,LAHO 320K IBEX
Orbit# 91 SSR_Dump/Tracking Contact
IBEX,USHI01,ADD,09/04/10,247,11:00:00,09/04/10,247,11:35:00,,LAHO 40K IBEX
Orbit# 91 Tracking Contact
*
--
Sheral R. Wesley
SPVR., Satellite Operations
IBEX Mission OPS
(304) 279-6678
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IBEX Goat Herder 27 Aug 10
Orbit# 90 Perigee contacts had 1 failure and 1 back-up contact
The tracking contact @1115 failed to acquire a signal from the spacecraft
USN/PR# 8959 RAZOR# 431
A back-up contact scheduled @ 1715 was successful for command/telemetry and doppler data
Upcoming Orbit# 91 Contacts are listed below in UTC
IBEX,USHI01,ADD,08/30/10,242,13:00:00,08/30/10,242,13:35:00,,LAHO 2K IBEX Orbit# 91 Apogee Contact
IBEX,USAK01,ADD,09/03/10,246,09:45:00,09/03/10,246,10:20:00,,LAHO 320K IBEX Orbit# 91 SSR_Dump/Tracking Contact
IBEX,AUWA01,ADD,09/03/10,246,19:10:00,09/03/10,246,20:09:00,,LAHO 320K IBEX Orbit# 91 SSR_Dump/Tracking Contact
IBEX,USHI01,ADD,09/04/10,247,11:00:00,09/04/10,247,11:35:00,,LAHO 40K IBEX Orbit# 91 Tracking Contact
Date
Friday, August 27, 2010
Jday Time Station Controller CAR1 CAR2 CAR3 Razor# USNPR# Radius Earth S-Band Rate
239 0015 USAK SWesley 406 10 desc 320ksps
VC 0 VC 0 Seq Err VC 1 VC 1 Seq Err VC 2 VC 2 Seq Err PASS/FAIL
895 4 21700 0 Pass
VC 2 Write Pointer Start 26157 VC 2 Write Pointer End 26269
VC 2 Read Pointer Start 4460 VC 2 Read Pointer End 26160
Orbit# 90 Perigee contact
CAR# 406 Upload Orbit#92 ATS 1.IBEX_2010_246_00_00_v001 (457-504)
reset_master_timer
SSR_Dump (new)
@FMI_SetDownlink(2ksps)
@0015 ebno=4.32 - 7.59 dbm(320ksps)
@0042 ebno=6.94 - 7.14 dbm(320ksps)
@0043 ebno=29.34 - 30.59 dbm(2ksps)
Date
Friday, August 27, 2010
Jday Time Station Controller CAR1 CAR2 CAR3 Razor# USNPR# Radius Earth S-Band Rate
239 1115 AUWA SWesley 431 8959 9 asc 320ksps
VC 0 VC 0 Seq Err VC 1 VC 1 Seq Err VC 2 VC 2 Seq Err PASS/FAIL
0 0 0 0 0 0 Fail
VC 2 Write Pointer Start 0 VC 2 Write Pointer End 0
VC 2 Read Pointer Start 0 VC 2 Read Pointer End 0
Orbit# 90 Tracking contact
could not acquire spacecraft at AOS
Blind_Acq.scr(2ksps)
Changed INP2 Files to acquire satellite. TLE file did not change
@ECT_SetRelay stx, off
Date
Friday, August 27, 2010
Jday Time Station Controller CAR1 CAR2 CAR3 Razor# USNPR# Radius Earth S-Band Rate
239 1715 AUWA SWesley 17 asc 64ksps
VC 0 VC 0 Seq Err VC 1 VC 1 Seq Err VC 2 VC 2 Seq Err PASS/FAIL
817 29 1047 271 Pass
VC 2 Write Pointer Start 27861 VC 2 Write Pointer End 27954
VC 2 Read Pointer Start 26160 VC 2 Read Pointer End 26160
Orbit#90 Tracking Contact
Blind_Acq.scr(64ksps)
@ACT_ResetTaskRawFailed(AC_FDC)
@ECT_setRelay stx, off $TIME=2010/08:27:18:30:00(505)
@FMI_Setdownlink(160ksps)
@FMI_Setdownlink(2ksps)
@1713 ebno=7.51 - 10.07 dbm(64ksps)
@1745 ebno=7.27 - 8.8 dbm(64ksps)
@1745 ebno=4.4 - 5.0 dbm(160ksps)
@1747 ebno=23.3 - 26.0dbm(2ksps)
IBEX Target Vectors 27 Aug 2010
J2000 Spin Axis
ECI X=-0.899550
ECI Y=0.396353
ECI Z=0.183612
-0.13570600=ActNor.EstInrToBdy[0]
-0.62432200=ActNor.EstInrToBdy[1]
-0.15357600=ActNor.EstInrToBdy[2]
0.75380400=ActNor.EstInrToBdy[3]
966964000.000=ActNor.EstTime
Precession Maneuver
MPS Diff=0.655 deg
*MPS Diff should be < 1.5*
IBEX Spin Zxis (+Z S/C)
Right Ascension - RA=156.221 deg
Declination - DEC=10.580 deg
IBEX Spin Axis vs. Sun Vector
IBEX Sun Angle=-0.649 deg
IBEX Orbit# 90 MPS Vectors
MPS Cmd Vector X=-0.901621120
MPS Cmd Vector Y=0.396697547
MPS Cmd Vector Z=0.172367083
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