ACE Weekly 03/15/2017 =E2=80=93 03/21/2017 All ACE spacecraft subsystems are performing as expected. Stationkeeping Maneuver SK-84 performed, in addition to the weekly Attitude maneuver. Preliminary Flight Dynamics analysis estimates SK-84 was 1.383% cold. =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D Attitude/Orbit: Type Attitude SK-84 Date 3/21/2017 03/21/2017 DOY 080 2017 080 2017 Thrusters 2R 4R+ 4R- 1A 2A Duration 8:13 minutes 59.07 seconds Start 16:18:13z 17:49:37z Stop 16:26:26z 17:50:37z ra,decStart 11.40,-3.20 18.52,-4.82 ra,decStop 18.52,-4.82 18.59,-4.63 ra,decExpect 18.77,-5.01 18.52,-4.82 Deviation 0.29 deg (-3.8%) (-1.383%) HGAStart +2.16 deg +8.70 deg HGAStop +8.70 deg +8.67 deg SunStart 11.19 deg 18.40 deg SunStop 18.40 deg 18.40 deg SpinStart 4.9770 rpm 4.9790 rpm SpinStop 4.9790 rpm 4.9617 rpm Nutation 0.10 deg 0.27 deg Firing 41 pulses Continuous FuelUsed 0.1247 lbm 0.1877 lbm FuelRemain 84.434 lbm 84.247 lbm FinalSCMass 1318.695 lbm 1318.507 lbm Upcoming Maneuver Schedule: - Attitude Maneuver: Tuesday, 03/28/2017 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D OCRs: Update: ACE-378 Authorization to command to ACE Spacecraft from virtual MMOC (vMMOC) - Realtime operations continue to be performed using the virtual MMOC systems. - Additional WS1 testing tentatively scheduled for the week of April 3rd. - Virtual MMOC Operational Readiness Review held 03/16/2017. Additional testing of non-nominal VM scenarios will be performed prior to designating system Operational. =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D Activities: Data Capture: 100% DOY 072-078 2017 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D Anomalies: 03/22/2017 DOY 080 S-ACE-93-CTT-11 DSN Problem D24 - Goldstone Complex Thirty minute loss of uplink capability occurred when the transmitter experienced several interlocks (15:47-16:17z). The station reported =E2=80=9Cthe opera= tor cleared the interlocks, configured the transmitter into the load, recalibrated the transmitter and back out the horn for support. Resweep performed and uplink successfully re-established=E2=80=9D (DR# G117993). IMPACT: No uplink for 30 minutes; maneuver activities delayed ~15 minutes. All data successfully recovered. *=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D* *Jacqueline Maldonado Snell* Wind, Geotail and ACE Flight Operations Team Manager Goddard Space Flight Center, Bldg 14 Room N284, Mailstop 428.2 | Greenbelt, MD 20771 | USA Office: +1 301.286.7072 <(301)%20286-7072> | Mobile: +1 443.896.8868 <(443)%20896-8868> | *jacqueline.m.snell@nasa.gov* --=20 Dr. Andrew J. Davis Cell: 626-429-0844 --94eb2c1309d2e9d4c2054b687ada Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
---------- Forwarded message ----------From: Snell, Jacqueline M. (GSFC-444.0)[KBR= wyle] <jacqueline.m.snell@nasa.gov>
Date: Thu, Mar 23, 2017 a= t 9:11 AM
Subject: ACE Weekly 03/15/2017 =E2=80=93 03/21/2017
To: &q= uot;Smith, Eric S. (GSFC-444.0)[KBRwyle]" <eric.s.smith@nasa.gov>, "Lacatski, Wisal A. (G= SFC-444.0)[KBRwyle]" <= wisal.a.lacatski@nasa.gov>, "Le, Co T. (GSFC-444.0)[KBRwyle]&qu= ot; <co.le@nasa.gov>, "asc@srl.caltech.edu" <asc@srl.caltech.edu>, "dsn.Mi= ssion_ACE" <dsn.Mis= sion_ACE@jpl.nasa.gov>, "captainhwang@hotmail.com" <captainhwang@hotmail.com>, Doug Biesecker <doug.biesecker@noaa.gov>, "= ecs@srl.caltech.edu" <ecs@srl.caltech.edu>, "Pos= ner, Arik (HQ-DJ000)" <arik= .posner@nasa.gov>, "Nace, Edward M. (GSFC-444.0)[KBRwyle]"= <edward.m.nace@nasa.gov&g= t;, "Pumphrey, Elizabeth A. (GSFC-5840)" <elizabeth.a.pumphrey@nasa.gov>, "C= hristian, Eric R. (GSFC-6720)" <eric.r.christian@nasa.gov>, "DE NOLFO, GEORGIA A. (GS= FC-6720)" <georgia.a.= denolfo@nasa.gov>, "fdf-navops@lists.nasa.gov" <fdf-navops@lists.nasa.gov>, "Kinnaman, Gary W. (GSF= C-444.0)[KBRwyle]" <gar= y.w.kinnaman@nasa.gov>, "gsfc-fdf-maneuver@lists.nasa.gov" <gsfc-fdf-maneuver@lists.nasa.gov&= gt;, "Hayes, Jeffrey J E (HQ-DJ000)" <jeffrey.hayes-1@nasa.gov>, "popecki@atlas.sr.unh.edu" <popecki@atlas.sr.unh.edu>, &quo= t;Burns, Rich (GSFC-4440)" <= rich.burns@nasa.gov>, "Harman, Richard R. (GSFC-4440)" <= ;richard.r.harman@nasa.gov= >, "rmewaldt@srl.caltec= h.edu" <rmewaldt@sr= l.caltech.edu>, "rwc.bo= ulder@noaa.gov" <rwc.bo= ulder@noaa.gov>, "= ssmo-sched@lists.nasa.gov" <ssmo-sched@lists.nasa.gov>, GSFC-DL-MMOC-FOT <GSFC-DL-MMOC-FOT@mail.nasa.gov>


ACE Weekly 03/15/2017 =E2=80=93 03/21/2017
=C2=A0
All ACE spacecraft subsystems are performing as expected.
Stationkeeping Maneuver SK-84 performed, in addition to the weekly Att= itude maneuver.
Preliminary Flight Dynamics analysis estimates SK-84 was 1.383%=C2=A0c= old.
=C2=A0
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D
=C2=A0
Attitude/Orbit:
=C2=A0
Type=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0 Attitude=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 SK= -84
Date=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0 3/21/2017=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 03/21/2017
DOY=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0 080 2017=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 080 2017
Thrusters=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 2R 4R+ 4R-=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 1A 2A
Duration=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 8:13 minutes=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 59.07 seconds<= /div>
Start=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0 16:18:13z=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 17:49:37z
Stop=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0 16:26:26z=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 17:50:37z
ra,decStart=C2=A0=C2=A0=C2=A0=C2=A0 11.40,-3.20=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 18.52,-4.82=
ra,decStop=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 18.52,-4.82=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 18.59,-4= .63
ra,decExpect=C2=A0=C2=A0=C2=A0 18.77,-5.01=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 18.52,-4.82
Deviation=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 0.29 d= eg (-3.8%)=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 (-1.383%)
HGAStart=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 +2.16 d= eg=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0 +8.70 deg
HGAStop=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 +8= .70 deg=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 +8.67 deg
SunStart=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 11.19 d= eg=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0 18.40 deg
SunStop=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 18= .40 deg=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 18.40 deg
SpinStart=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 4.9770 rpm=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0 4.9790 rpm
SpinStop=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 4.9790 rpm=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0 4.9617 rpm
Nutation=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 0= .10 deg=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 0.27 deg
Firing=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0 41 pulses=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 Continuous
FuelUsed=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 0.1247 lbm=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0 0.1877 lbm
FuelRemain=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 84.434 lbm=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0 84.247 lbm
FinalSCMass=C2=A0=C2=A0=C2=A0 1318.695 lbm=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 1318.507 lbm
=C2=A0
Upcoming Maneuver Schedule:
- Attitude Maneuver:=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 Tuesday,= =C2=A0=C2=A0 03/28/2017
=C2=A0
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D
OCRs:
=C2=A0
Update:=C2=A0 ACE-378 Authorization to command to ACE Spacecraft from = virtual MMOC (vMMOC)
- Realtime operations continue to be performed using the virtual MMOC = systems.
- Additional WS1 testing tentatively scheduled for the week of April 3= rd.
- Virtual MMOC Operational Readiness Review held 03/16/2017.=C2=A0 Add= itional testing
of non-nominal VM scenarios will be performed prior to designating sys= tem Operational.
=C2=A0
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D
Activities:
=C2=A0
Data Capture: 100%=C2=A0 DOY 072-078 2017
=C2=A0
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D
=C2=A0
Anomalies:=C2=A0=C2=A0
=C2= =A0
03/22/2017=C2=A0 DOY 080 S= -ACE-93-CTT-11=C2=A0=C2=A0=C2=A0=C2=A0 DSN Problem D24 - Goldstone Complex =
Thirty minute loss of upli= nk capability occurred when the transmitter experienced
several interlocks (15:47-= 16:17z).=C2=A0 The station reported =E2=80=9Cthe operator cleared the
interlocks, configured the= transmitter into the load, recalibrated the transmitter
and back out the horn for = support.=C2=A0 Resweep performed and uplink successfully
re-established=E2=80=9D (D= R# G117993).
IMPACT:=C2=A0 No uplink fo= r 30 minutes; maneuver activities delayed ~15 minutes.=C2=A0
All data successfully reco= vered.
=C2=A0
=C2=A0
=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
=C2=A0
Jacqueline Maldonado Snell
=C2=A0
Wind, Geotail and ACE Flight Operations Team Manager
Goddard Space Flight Center, Bldg 14 Room N284, Mailstop 428.2=C2= =A0 |=C2=A0 Greenbelt, MD 20771=C2=A0 |=C2=A0 USA
=C2=A0
=C2=A0
=C2=A0
=C2=A0



--
Dr. Andrew J. Davis
=
Cell: 626-429-0844
--94eb2c1309d2e9d4c2054b687ada--