[Isocops] IBEX Orbit# 290 ATS (15 Jun 15 - 24 Jun 15)

Ibex Mission Operations ibexops at gmail.com
Wed Jun 3 13:55:06 EDT 2015


I agree with Ken.  If you ever find that the commands are too far off, let
me know and we will have to adjust the ATS.​

On Wed, Jun 3, 2015 at 12:46 PM, Ken Fairchild <fair-play at comcast.net>
wrote:

> Marty,
>
> The differences you are seeing are related to the different keep out
> angles used by MPS and the ISOC.  Due to these differences the timing in
> OEF and the ATS (which comes from the STF) are often different.  There may
> even be cases where there will be a moon session in the OEF and not in the
> ATS (or vice versa).
>
> Ken
>
> ------------------------------
> *From: *"Marty Quinn" <martyq92 at gmail.com>
> *To: *"Ibex Mission Operations" <ibexops at gmail.com>
> *Cc: *"David Heirtzler" <dheirtzl at atlas.sr.unh.edu>, "IBEX FDG" <
> ibex at applieddefense.com>, "ISOC at New Hampshire" <
> isocops at lists.sr.unh.edu>, "Ken Fairchild" <fair-play at comcast.net>,
> "Marty Quinn" <marty.quinn at unh.edu>, "Michelle Reno" <mreno at swri.edu>,
> "Nigel Angold" <ngangold at earthlink.net>, "Paul Janzen" <
> paul.janzen at umontana.edu>, "Robert Lockwood" <
> robert.lockwood at orbitalatk.com>, "Ryan Tyler" <ryan.tyler at orbitalatk.com>,
> "Sheral Wesley" <sheral.wesley at orbitalatk.com>, "Tim Perry" <
> tim.perry at orbitalatk.com>
> *Sent: *Wednesday, June 3, 2015 12:12:57 PM
> *Subject: *Re: [Isocops] IBEX Orbit# 290 ATS (15 Jun 15 - 24 Jun 15)
>
>
> Hi All,
>
> I approve Orbit 290 ATS.
>
> Just one question: the timings in your ATS email and in the comments for
> Moon in Lo FOV do not match the Moon sequence timings in the ATS.  If the
> moon in lo fov starts earlier than the commands and the commands end before
> termination of moon in lo fov, how does this work out?
>
> Pointing verifications below.
>
> Marty
> -------------------------------------------
> Orbit 290 Spacecraft Pointing Verifications
> -------------------------------------------
>
> ibex_orbit -r 290 -D apogee -R E
> ibex_orbit -r 290 -D perigee -R E
> ibex_orbit -r 290 -D 14 -R E
> ibex_orbit -r 290 -D 15 -R E
> #---------------------------------------------------------
> #Ibex Orbit positions times are in sync with the Command Checklist times.
> #---------------------------------------------------------
> [msq at ena 290]$ ibex_orbit -r 290 -D apogee -R E
> 0290
> 2015/06:19:21:23:55 1980/01:06:00:00:00
> [msq at ena 290]$ ibex_orbit -r 290 -D perigee -R E
> 0290
> 2015/06:24:10:54:59 1980/01:06:00:00:00
> [msq at ena 290]$ ibex_orbit -r 290 -D 14 -R E
> 0290
> 2015/06:15:17:49:38 2015/06:24:00:29:34
> [msq at ena 290]$ ibex_orbit -r 290 -D 15 -R E
> 0290
> 2015/06:15:19:18:25 2015/06:23:23:02:11
>
>
>
>
>
> #---------------------------------------------------------
> #Here are the spacecraft pointing positions for Orbit 290.
> #---------------------------------------------------------
> [msq at ena 290]$ #Perigee Orbit 289 pointing:
> [msq at ena 290]$
> [msq at ena 290]$ ibex_rotate -o -u 0.147922,0.911283,0.384295   -w ibex-sun
> -t 2015/06:14:21:43:47
> Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
>  points axis  +1.000000,+0.000000,+0.000000
>  towards ECI  +0.147922,+0.911283,+0.384295
>  which is     R.A.  +80.780 Decl. +22.600
>  missing      R.A.  +82.732 Decl. +23.280 (ibex-sun)
>  error is     R.A.   +1.952 Decl.  +0.680
>  for a total  1.922 deg
> [msq at ena 290]$
> [msq at ena 290]$ #At beginning of Orbit 290 ascending Arc A
> [msq at ena 290]$ ibex_rotate -o -u 0.147922,0.911283,0.384295 -w ibex-sun
> -t 2015/06:15:19:18:27
> Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
>  points axis  +1.000000,+0.000000,+0.000000
>  towards ECI  +0.147922,+0.911283,+0.384295
>  which is     R.A.  +80.780 Decl. +22.600
>  missing      R.A.  +83.610 Decl. +23.299 (ibex-sun)
>  error is     R.A.   +2.830 Decl.  +0.699
>  for a total  2.698 deg
> [msq at ena 290]$ #At end of descending Arc A
> [msq at ena 290]$ ibex_rotate -o -u 0.147922,0.911283,0.384295 -w ibex-sun
> -t 2015/06:19:09:50:54
> Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
>  points axis  +1.000000,+0.000000,+0.000000
>  towards ECI  +0.147922,+0.911283,+0.384295
>  which is     R.A.  +80.780 Decl. +22.600
>  missing      R.A.  +87.459 Decl. +23.382 (ibex-sun)
>  error is     R.A.   +6.679 Decl.  +0.782
>  for a total  6.198 deg
> [msq at ena 290]$
> [msq at ena 290]$ #Apogee Orbit 290 pointing
> [msq at ena 290]$ ibex_rotate -o -u 0.07341,0.919024,0.387306 -w ibex-sun -t
> 2015/06:19:11:34:02
> Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
>  points axis  +1.000000,+0.000000,+0.000000
>  towards ECI  +0.073410,+0.919024,+0.387306
>  which is     R.A.  +85.433 Decl. +22.787
>  missing      R.A.  +87.535 Decl. +23.383 (ibex-sun)
>  error is     R.A.   +2.102 Decl.  +0.596
>  for a total  2.024 deg
> [msq at ena 290]$ #At beginning of ascending Arc B
> [msq at ena 290]$ ibex_rotate -o -u 0.07341,0.919024,0.387306 -w ibex-sun -t
> 2015/06:19:13:09:08
> Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
>  points axis  +1.000000,+0.000000,+0.000000
>  towards ECI  +0.073410,+0.919024,+0.387306
>  which is     R.A.  +85.433 Decl. +22.787
>  missing      R.A.  +87.605 Decl. +23.385 (ibex-sun)
>  error is     R.A.   +2.172 Decl.  +0.598
>  for a total  2.086 deg
> [msq at ena 290]$ #At end of descending Arc B
> [msq at ena 290]$ ibex_rotate -o -u 0.07341,0.919024,0.387306 -w ibex-sun -t
> 2015/06:23:22:59:03
> Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
>  points axis  +1.000000,+0.000000,+0.000000
>  towards ECI  +0.073410,+0.919024,+0.387306
>  which is     R.A.  +85.433 Decl. +22.787
>  missing      R.A.  +92.158 Decl. +23.434 (ibex-sun)
>  error is     R.A.   +6.725 Decl.  +0.647
>  for a total  6.219 deg
> [msq at ena 290]$ #Perigee Orbit 290 pointing:
> [msq at ena 290]$ ibex_rotate -o -u -0.003892,0.921354,0.388706   -w
> ibex-sun -t 2015/06:24:01:09:42
> Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
>  points axis  +1.000000,+0.000000,+0.000000
>  towards ECI  -0.003892,+0.921354,+0.388706
>  which is     R.A.  +90.242 Decl. +22.874
>  missing      R.A.  +92.245 Decl. +23.433 (ibex-sun)
>  error is     R.A.   +2.003 Decl.  +0.559
>  for a total  1.925 deg
> [msq at ena 290]$ #Apogee Orbit 291 pointing
> [msq at ena 290]$ ibex_rotate -o -u  -0.003892,0.921354,0.388706  -w
> ibex-sun -t 2015-06-28T23:05:08
> Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
>  points axis  +1.000000,+0.000000,+0.000000
>  towards ECI  -0.003892,+0.921354,+0.388706
>  which is     R.A.  +90.242 Decl. +22.874
>  missing      R.A.  +97.376 Decl. +23.232 (ibex-sun)
>  error is     R.A.   +7.134 Decl.  +0.358
>  for a total  6.573 deg
>
>
> Marty Quinn
> GISLAB/Space Science Center UNH
> marty.quinn at unh.edu <marty at drsrl.com>
> 603 988-7107
>
> On Tue, Jun 2, 2015 at 6:18 PM, Ibex Mission Operations <ibexops at gmail.com
> > wrote:
>
>> Guys,
>> Here are the planning files and ATS for Orbit# 290. Please respond to
>> this email thread with questions, comments and approvals.
>> Approvals are required before 5 June 15 @ 1400 UTC
>>
>> Note the following;
>> 1. No Battery Balancing
>>
>> 2. Moon in Lo FOV
>> 2015-06-23T01:12:08.874Z,MoonInLoFovStart,orbit:290
>> 2015-06-23T21:35:43.488Z,MoonInLoFovStop,orbit:290
>>
>> 3. Command Load Constraint Violation Report
>> IBEX_2015_166_o0290a_v001.scr
>> ==========================
>> HARD CONSTRAINT VIOLATIONS
>> ==========================
>> NO VIOLATIONS.
>> ==========================
>> SOFT CONSTRAINT VIOLATIONS
>> ==========================
>> NO VIOLATIONS.
>> ==============
>> OTHER MESSAGES
>> ==============
>> NO MESSAGES.
>>
>> --
>> Sheral R. Wesley
>> SPVR., Satellite Operations
>> IBEX Mission OPS
>> CYGNUS Mission Planning
>> (304) 279-6678
>>
>>
>>
>> Please restrict discussions on this email list to non-ITAR sensitive
>> topics.
>> ______________________________________________
>> Isocops mailing list
>> Isocops at lists.sr.unh.edu
>> http://lists.sr.unh.edu/mailman/listinfo/isocops
>>
>>
>
>


-- 
Sheral R. Wesley
SPVR., Satellite Operations
IBEX Mission OPS
CYGNUS Mission Planning
(304) 279-6678
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