[Isocops] IBEX Orbit#295 ATS Approval (30 July - 8 Aug)
Marty Quinn
martyq92 at gmail.com
Fri Jul 17 17:27:08 EDT 2015
Hi All,
I approve the ATS for Orbit 295.
The pointing details are below.
Regards,
Marty
-------------------------------------------
Orbit 295 Spacecraft Pointing Verifications
-------------------------------------------
ibex_orbit -r 295 -D apogee -R E
ibex_orbit -r 295 -D perigee -R E
ibex_orbit -r 295 -D 14 -R E
ibex_orbit -r 295 -D 15 -R E
#---------------------------------------------------------
#Ibex Orbit positions times are in sync with the Command Checklist times.
#---------------------------------------------------------
[msq at ena ibexops]$ ibex_orbit -r 295 -D apogee -R E
0295
2015/08:04:08:20:08 1980/01:06:00:00:00
[msq at ena ibexops]$ ibex_orbit -r 295 -D perigee -R E
0295
2015/08:08:21:55:25 1980/01:06:00:00:00
[msq at ena ibexops]$ ibex_orbit -r 295 -D 14 -R E
0295
2015/07:31:05:43:09 2015/08:08:11:36:17
[msq at ena ibexops]$ ibex_orbit -r 295 -D 15 -R E
0295
2015/07:31:07:09:29 2015/08:08:10:07:09
#---------------------------------------------------------
#Here are the spacecraft pointing positions for Orbit 295.
#---------------------------------------------------------
[msq at ena 290]$ #Perigee Orbit 294 pointing:
At perigee pointing for orbit 295 is 0 degrees.
[msq at ena 295]$ ibex_rotate -o -z 0.0,0.0,0.0,1.0 -w ibex-sun -t
2015/07:30:09:34:33
Quaternion +0.000000,+0.000000,+0.000000,+1.000000
points axis +0.000000,+0.000000,+1.000000
towards ECI +0.000000,+0.000000,+1.000000
which is R.A. +0.000 Decl. +90.000
missing R.A. +129.143 Decl. +18.597 (ibex-sun)
error is R.A. +129.143 Decl. +71.403
for a total 71.403 deg
[msq at ena 295]$ ibex_rotate -o -r +129.143 -d +18.597 -w ibex-sun -t
2015/07:30:09:34:33
Quaternion +0.000000,+0.000000,+0.000000,+0.000000
points axis +1.000000,+0.000000,+0.000000
towards ECI -0.598297,+0.735076,+0.318910
which is R.A. +129.143 Decl. +18.597
missing R.A. +129.143 Decl. +18.597 (ibex-sun)
error is R.A. +0.000 Decl. +0.000
for a total 0.000 deg
#At beginning of orbit:295 ascending Arc A:
ibex_rotate -o -r +129.143 -d +18.597 -w ibex-sun -t 2015/07:31:07:09:31
Quaternion +0.000000,+0.000000,+0.000000,+0.000000
points axis +1.000000,+0.000000,+0.000000
towards ECI -0.598297,+0.735076,+0.318910
which is R.A. +129.143 Decl. +18.597
missing R.A. +129.943 Decl. +18.375 (ibex-sun)
error is R.A. +0.800 Decl. +0.222
for a total 0.791 deg
#At end of orbit:295 descending Arc A:
ibex_rotate -o -r +129.143 -d +18.597 -w ibex-sun -t 2015/08:03:20:45:10
Quaternion +0.000000,+0.000000,+0.000000,+0.000000
points axis +1.000000,+0.000000,+0.000000
towards ECI -0.598297,+0.735076,+0.318910
which is R.A. +129.143 Decl. +18.597
missing R.A. +133.413 Decl. +17.444 (ibex-sun)
error is R.A. +4.270 Decl. +1.153
for a total 4.221 deg
#Apogee orbit:295 pointing:
Quaternion +0.000000,+0.000000,+0.000000,+0.000000
points axis +1.000000,+0.000000,+0.000000
towards ECI -0.630756,+0.715956,+0.299257
which is R.A. +131.380 Decl. +17.413
missing R.A. +133.485 Decl. +17.425 (ibex-sun)
error is R.A. +2.105 Decl. +0.012
for a total 2.008 deg
#At beginning of orbit:295 ascending arc B:
ibex_rotate -o -u -0.630756,0.715956,0.299257 -w ibex-sun -t
2015/08:04:00:03:24
Quaternion +0.000000,+0.000000,+0.000000,+0.000000
points axis +1.000000,+0.000000,+0.000000
towards ECI -0.630756,+0.715956,+0.299257
which is R.A. +131.380 Decl. +17.413
missing R.A. +133.548 Decl. +17.408 (ibex-sun)
error is R.A. +2.168 Decl. +0.005
for a total 2.069 deg
#At end of orbit:295 descending arc B:
ibex_rotate -o -u -0.630756,0.715956,0.299257 -w ibex-sun -t
2015/08:08:10:04:01
Quaternion +0.000000,+0.000000,+0.000000,+0.000000
points axis +1.000000,+0.000000,+0.000000
towards ECI -0.630756,+0.715956,+0.299257
which is R.A. +131.380 Decl. +17.413
missing R.A. +137.850 Decl. +16.234 (ibex-sun)
error is R.A. +6.470 Decl. +1.179
for a total 6.304 deg
#Perigee orbit:295 pointing:
ibex_rotate -o -u -0.689031,0.668768,0.279259 -w ibex-sun -t
2015/08:08:12:16:19
Quaternion +0.000000,+0.000000,+0.000000,+0.000000
points axis +1.000000,+0.000000,+0.000000
towards ECI -0.689031,+0.668768,+0.279259
which is R.A. +135.855 Decl. +16.216
missing R.A. +137.934 Decl. +16.209 (ibex-sun)
error is R.A. +2.079 Decl. +0.007
for a total 1.997 deg
#Apogee orbit:295 + 1 pointing:
ibex_rotate -o -u -0.689031,0.668768,0.279259 -w ibex-sun -t
2015-08-13T13:36:49
Quaternion +0.000000,+0.000000,+0.000000,+0.000000
points axis +1.000000,+0.000000,+0.000000
towards ECI -0.689031,+0.668768,+0.279259
which is R.A. +135.855 Decl. +16.216
missing R.A. +142.655 Decl. +14.701 (ibex-sun)
error is R.A. +6.800 Decl. +1.515
for a total 6.727 deg
Marty Quinn
GISLAB/Space Science Center UNH
marty.quinn at unh.edu <marty at drsrl.com>
603 988-7107
On Fri, Jul 17, 2015 at 9:35 AM, Perry.Tim <tim.perry at orbitalatk.com> wrote:
> All,
>
> Attached are the planning files for Orbit 295. Please respond to this
> email with comments and approvals prior to COB on July 20th.
>
> Enjoy,
>
> Tim
>
>
>
> Please note the following:
>
>
>
> 1. Moon in Lo FOV
>
> 2015-08-02T20:21:37.438Z,MoonInLoFovStart,orbit:295
>
> 2015-08-03T17:26:58.629Z,MoonInLoFovStop,orbit:295
>
>
>
> 2. Battery Balancing
>
> 2015-08-08T21:55:27.456Z,Perigee,orbit:295
>
> @ECT_SetLongEclipseFlag TRUE $TIME=2015/08:08:22:00:00
>
> @ECT_SetLongEclipseFlag FALSE $TIME=2015/08:08:23:30:00
>
>
>
>
>
> Timothy E.Perry
>
> CRS Mission Planning
>
> IBEX Mission Ops Lead
>
> tim.perry at orbitalatk.com
>
> Office (703) 406-5976
>
> Cell (301) 606-1430
>
> [image: cid:image001.jpg at 01D04F4E.6B1BECE0]
>
>
>
>
>
>
> ------------------------------------------------------------------------------
>
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