[Isocops] IBEX Orbit #645 ATS Approval (April 18 - 27, 2024) Both Orbit 645 and Pre-Eclipse

[NIgel Angold]

I approve IBEX_2024_108_o0645a_v001.scr

Nigel
> Perry, Timothy E [US] (SP) <mailto:Timothy.Perry at ngc.com>
> April 3, 2024 at 14:52
>
> All,
>
> Attached are the planning files for Orbit #645. Please respond to this 
> thread with comments and approvals. Approvals for the Orbit 645 ATS 
> are required by COB, 07 April 2024.
>
> Approvals for the Pre-Eclipse ATS are required by COB 16 April 2024.
>
> Please note the following:
>
> 1.Battery Balancing
>
> Since we are setting the eclipse Flag for the upcoming eclipse 
> rehearsal, I didn’t see the need to add balancing commands at perigee.
>
> Eclipse Flag True: 2024/04/17 20:00:00
>
> Eclipse Flag False: 2024/04/17 21:30:00
>
> 2.Command Load Constraint Violation Report (CCVR)
>
> IBEX_2024_108_o0645a_v001.ccvr
>
> # Input files:         1
>
> # IBEX_2024_108_o0645a_v001.scr
>
> ==========================
>
> HARD CONSTRAINT VIOLATIONS
>
> ==========================
>
> NO VIOLATIONS.
>
> ==========================
>
> SOFT CONSTRAINT VIOLATIONS
>
> ==========================
>
> The IBX-CLC-006 violations are expected since we have the long 
> duration contacts planned on the 19^th and 20^th .
>
> The IBX-CLC-015 Violation is flagging due to the long transmitter 
> times. Why it starts so early and ends on the 22^nd I’m not sure. I 
> think the long transmitter durations are throwing off the power 
> model.  I checked the MPS timeline, and it does show valid power after 
> 2024/04/22 05:48:11. But, from past experience we should be power 
> positive for the duration.
>
> IBX-CLC-006: Planned transmission at 2024/04/19 11:58:00 UTC - 2024/04/19
>
> 14:58:00 UTC exceeds the maximum contiguous transmission time of
>
>              5400 seconds
>
> IBX-CLC-006: Planned transmission at 2024/04/19 14:58:00 UTC - 2024/04/19
>
> 15:02:00 UTC is preceded by one or more additional transmissions
>
>              which, when combined, exceed the maximum transmission 
> time of 5400
>
>              seconds within a 18000-second window (total planned 
> transmission
>
>              time this window is 11040.000 seconds)
>
> IBX-CLC-006: Planned transmission at 2024/04/20 05:28:00 UTC - 2024/04/20
>
> 15:02:00 UTC exceeds the maximum contiguous transmission time of
>
>              5400 seconds
>
> IBX-CLC-015: Battery charge falls below minimum from 2024/04/17 
> 13:48:39 UTC -
>
> 2024/04/22 05:48:11 UTC. Lowest charge level is 0.000000
>
> watt-minutes during this interval.
>
> IBX-CLC-016: No command to enable spin pulse protection was found after
>
> transition to science mode at 2024/04/18 07:08:06 UTC
>
> IBX-CLC-016: No command to enable spin pulse protection was found after
>
> transition to science mode at 2024/04/22 01:40:59 UTC
>
> ==============
>
> OTHER MESSAGES
>
> ==============
>
> NO MESSAGES.
>
> Timothy E.Perry
>
> CRS IBEX OCO-2
>
> Mission Operations
>
> timothy.perry at ngc.com <mailto:timothy.perry at ngc.com>
>
> Office (703) 406-5976
>
> IBEX MOC (703)404-7470
>
> Cell (301) 606-1430
>
>
>
>
> Please restrict discussions on this email list to non-ITAR sensitive 
> topics.
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