ACISCDP-V.CFA.HARVARD.EDU LIVE ACIS DATA: MEAN VALUES, SIGMAS, AND STATUS
ACIS Live: Mean Engineering Data - ACISCDP-V.CFA.HARVARD.EDU
Web Page Last Updated: Sun Jun 22 03:05:02 UTC 2025
TIME OF LAST DATUM REC'D WAS Sun Jun 22 1:25:5 GMT 2025
DATA WAS IN FMT2 & OBSID 30045 WAS IN PROGRESS
WE ARE CURRENTLY LOS
I last saw data on Sun Jun 22 1:25:20 GMT 2025 (Day 173)

Tracelog File Status is: FRESH

Check the ACIS Limits table

CURRENT ORBITAL INFORMATION

EXPECTED SCHEDULED STATE AT:   Sun Jun 22 03:05:02 UTC 2025 (Day 173)

FP INSTRUMENT
GRATINGS STATUS
OBSID
TLM FORMAT
DITHER STATUS
SCS-155 STATUS
ACIS-S ( 75624 )
HETG-OUT/LETG-OUT
30045
FMT2
ENAB
COACTS1

REAL-TIME STATE AT:                       Sun Jun 22 1:25:20 GMT 2025 (Day 173)

FP INSTRUMENT
GRATINGS STATUS
OBSID
TLM FORMAT
DITHER STATUS
SCS-155 STATUS
ACIS-S     (75624.00)
HETG-OUT/LETG-OUT
30045
FMT2
ENAB
ACT



SCS-155 Deadman Status at:   Sun Jun 22 03:05:02 UTC 2025 (Day 173)

SCS-155 Deadman
Description
Latest Real Time Contact State
COSCS155S - 9 daySCS-155 Active Status
ACT



CURRENT RADIATION ENVIRONMENT ON CHANDRA

Start Time Sun Jun 22 1:25:2 GMT 2025
End Time Sun Jun 22 1:20:7 GMT 2025


HRC RADMON
Description
MEAN VALUE
SIGMA OF THE MEAN
SCS107 Limit
MCPTOT_B - 9 dayuncalibrated MCP total rate
19.70
1.23
30
SHIELD_B - 9 dayuncalibrated shield rate
22.20
0.42
245

LATEST ORBITAL FLUENCE DATA AT:   Sun Jun 22 03:05:02 UTC 2025

ALTITUDE
LATEST ACIS FLUX (ACE P3 CHANNEL)
ACIS FLUENCE (ACE P3 CHANNEL)
144723 km A
9.55e+00
1.898e+06



ACE 24 Hour EPAM FLUX AND FLUENCE DATA AT:   Sun Jun 22 03:05:02 UTC 2025

ALTITUDE
Plot
LAST P3
LAST Att. P3
ORB. Att. P3 FLU
ORB. Frac.
YEAR Att P3 FLU
144723 km A
24hr Plots
7.788e+00
7.788e+00
3.320e+05
0.149
4.314e+09

Date of Last P3 Data Point:   2025:172:15:27:37.00


Description of ACE 24 Hour table header items. Start Time: Sun Jun 22 1:25:4 GMT 2025



Target and Actual Quaternions:   Sun Jun 22 03:05:02 UTC 2025


MSID
Description
Value
TimeTime of the last value
Sun Jun 22 1:25:4 GMT 2025
AOTARQT1TARGET ATTITUDE QUATERNION 1
0.4666249800
AOTARQT2TARGET ATTITUDE QUATERNION 2
-0.6887496700
AOTARQT3TARGET ATTITUDE QUATERNION 3
0.4605546000
--------TARGET ATTITUDE QUATERNION 4
---------
AOATTQT1ACTUAL ATTITUDE QUATERNION 1
0.4666010100
AOATTQT2ACTUAL ATTITUDE QUATERNION 2
-0.6887699400
AOATTQT3ACTUAL ATTITUDE QUATERNION 3
0.4605627100
AOATTQT4ACTUAL ATTITUDE QUATERNION 4
0.3094534900


SIM AND FOCUS POSITIONS



Start Time: Sun Jun 22 1:24:39 GMT 2025
End Time: Sun Jun 22 1:24:39 GMT 2025

MSID
DESCRIPTION
LAST VALUE
[37]TSCPOSSIM TT Position
75624.00 / -1.00
[37]FAPOSSIM FA Position
-467.00 / -1.00
4HPOS[AB]ROHETG Angle
77.59 / 78.34
4LPOS[AB]ROLETG Angle
76.84 / 76.09



SIM Motor Overcurrent & Stall Cntrs
Start Time: Sun Jun 22 1:19:48 GMT 2025
End Time: Sun Jun 22 1:24:43 GMT 2025

MSID
DESCRIPTION
MEAN VALUE
SIGMA OF THE MEAN
# OF FRAMES
3SMOTOCSIM Motor Overcurrent Cntr
0.00
0.00
10
3SMOTSTLSIM Motor Stall Cntr
0.00
0.00
10



ELECTRICAL DATA
ACIS DPA
Start Time: Sun Jun 22 1:20:7 GMT 2025
End Time: Sun Jun 22 1:25:2 GMT 2025

MSID
DESCRIPTION
MEAN VALUE
SIGMA OF THE MEAN
# OF FRAMES
1DP28AVO - 9day DPA +28V Input A
26.59
0.03
10
1DP28BVO - 9day DPA +28V Input B
27.05
0.03
10
1DPICACU - 9day DPA Input Current A
1.18
0.01
10
1DPICBCU - 9day DPA Input Current B
0.62
0.00
10
DPA A POWER - 9day 1DP28AVO*1DPICACU
31.38
0.27
NA
DPA B POWER - 9day 1DP28BVO*1DPICBCU
16.77
0.02
NA
1DPP0AVO - 9day DPA +5V Analog A
5.24
0.01
10
1DPP0BVO - 9day DPA +5V Analog B
5.17
0.00
10



ACIS DEA
Start Time: Sun Jun 22 1:22:21 GMT 2025
End Time: Sun Jun 22 1:24:48 GMT 2025

DEA A-Side MSID
DESCRIPTION
MEAN VALUE
SIGMA OF THE MEAN
# OF FRAMES
DEA B-Side MSID
DESCRIPTION
MEAN VALUE
SIGMA OF THE MEAN
# OF FRAMES
1DE28AVO - 9day DEA +28V Input A
26.58
0.02
10
1DE28BVO - 9day DEA +28V Input B
27.08
0.02
10
1DEP3AVO - 9day DEA +28V Analog A
30.54
0.02
10
1DEP3BVO - 9day DEA +28V Analog B
0.18
0.02
10
1DEP2AVO - 9day DEA +24V Analog A
24.72
0.00
10
1DEP2BVO - 9day DEA +24V Analog B
0.12
0.00
10
1DEP1AVO - 9day DEA +15V Analog A
15.73
0.01
10
1DEP1BVO - 9day DEA +15V Analog B
0.08
0.00
10
1DEP0AVO - 9day DEA +6V Voltage A
6.14
0.00
10
1DEP0BVO - 9day DEA +6V Voltage B
0.04
0.00
10
1DEN0AVO - 9day DEA -6V Voltage A
-6.25
0.01
10
1DEN0BVO - 9day DEA -6V Voltage B
-0.14
0.00
10
1DEN1AVO - 9day DEA -15V Voltage A
-15.76
0.00
10
1DEN1BVO - 9 day DEA -15V Voltage B
-0.29
0.02
10
1DEICACU - 9 day DEA Input Current A
1.35
0.16
10
1DEICBCU - 9 day DEA Input Current B
0.00
N/A
10
DEA A POWER - 9day 1DE28AVO*1DEICACU
35.88
4.25
NA
DEA B POWER - 9day 1DE28BVO*1DEICBCU
0.00
N/A
N/A

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ACIS-AT-A-GLANCE STATUS LIGHTS
HW AND SW LEDS
HW End Time: Sun Jun 22 1:24:35 GMT 2025
SW End Time: Sun Jun 22 1:24:35 GMT 2025
ACIS MECH
End Time: Sun Jun 22 1:24:37 GMT 2025




MSID
1STAT[7654]ST    STATUS -->
1STAT7STRED (0) -> FIFO EmptyGREEN (1) -> FIFO Not Empty
1STAT6STRED (0) -> FIFO FullGREEN (1) -> FIFO Not Full
1STAT5STRED (0) -> BEP Held In ResetGREEN (1) -> BEP Not In Reset
1STAT4STRED (0) -> BEP A SelectedGREEN (1) -> BEP B Selected
MSID
1STAT[3210]ST    STATUS -->
1STAT3STRED (0) -> BEP Code InitializedGREEN (1) -> BEP Code Initializing
1STAT2STRED (0) -> Watchdog BootGREEN (1) -> Normal Boot
1STAT1STRED (0) -> Science ActiveGREEN (1) -> Science Idle
1STAT0ST0 or 1: BEP SW Is RunningBit Toggles Every 64s

MSID
DESCRIPTION
STATUS
1MDBUAONDoor Enable A
1MDBUBONDoor Enable B
1MODRAOPDoor Open Drive A
1MODRBOPDoor Open Drive B
1MCDRACLDoor Close Drive A
1MCDRBCLDoor Close Drive B
1VVDBAONVent Valve Enable A
1VVDBBONVent Valve Enable B
1VVODAOPVent Valve Open Drive A
1VVODBOPVent Valve Open Drive B
1VVCDACLVent Valve Close Drive A
1VVCDBCLVent Valve Close Drive B
1LVDBAONL V Enabled A
1LVDBBONL V Enabled B




















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ACIS AT A GLANCE
End Time: Sun Jun 22 1:24:37 GMT 2025
ACIS AT A GLANCE
End Time: Sun Jun 22 1:24:37 GMT 2025



MSID
DESCRIPTION
STATUS
1DPPSAXDPA POWER SUPPLY EN/DIS A
1DPPSADPA POWER SUPPLY ON/OFF A
1DPPSBXDPA POWER SUPPLY EN/DIS B
1DPPSBDPA POWER SUPPLY ON/OFF B
1DEPSAXDEA POWER SUPPLY EN/DIS A
1DEPSADEA POWER SUPPLY ON/OFF A

MSID
DESCRIPTION
STATUS
1DAHTAENDA HTR EN/DIS A
1DAHTAONDA HTR ON/OFF A
1DAHTBENDA HTR EN/DIS B
1DAHTBONDA HTR ON/OFF B
1DABOAENDA BAKE OUT EN/DIS A
1DABOAONDA BAKE OUT ON/OFF A
1DABOBENDA BAKE OUT EN/DIS B
1DABOBONDA BAKE OUT ON/OFF B
1DE28AOCDEA POWER SUPPLY +28V Over-Current Protection
1DE28BOCDEA POWER SUPPLY +28V Over-Current Protection
1DEMVAOCDEA POWER SUPPLY Multi-V Over-Current Protection
1DEMVBOCDEA POWER SUPPLY Multi-V Over-Current Protection
1DPCPAOCDPA POWER SUPPLY Over-Current Protection
1DPCPBOCDPA POWER SUPPLY Over-Current Protection
1DEPSBXDEA POWER SUPPLY EN/DIS B
1DEPSBDEA POWER SUPPLY ON/OFF B
























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THERMAL DATA

THERMAL CONTROL DATA: SIDE A and B
Start Time: Sun Jun 22 1:22:23 GMT 2025
End Time: Sun Jun 22 1:24:50 GMT 2025

MSID
DESCRIPTION
MEAN VALUE
SIGMA OF THE MEAN
# OF FRAMES
1CRAT - 9 day Cold Radiator Temp A
-125.54
0.00
10
1CRBT - 9 day Cold Radiator Temp B
404.81
0.00
10
1WRAT - 9 day Warm Radiator Temp A
-82.00
0.00
10
1WRBT - 9day Warm Radiator Temp B
-82.00
0.00
10
1DPAMYT - 9 day DPA -Y Panel Temp (RT810)
12.78
0.05
10
1DPAMZT - 9 day DPA -Z Panel Temp (RT830)
15.58
0.04
10
1DEAMZT - 9 day DEA -Z Panel Temp (RT830)
10.69
0.05
10
1SSPYT - 9 day Suppt Structure +Y Panel Temp (RT810)
12.71
0.06
10
1SSMYT - 9 day Suppt Structure -Y Panel Temp (RT811)
14.53
0.00
10
1PDEAAT - 9 day PSMC DEA Power Supply Temp A
33.03
0.00
10
1PDEABT - 9 day PSMC DEA Power Supply Temp B
24.88
0.34
10
1PIN1AT - 9 day PSMC Temp 1A
71.84
0.00
10
1CBAT - 9 day Camera Body Temp A
-64.83
0.00
10
1CBBT - 9 day Camera Body Temp B
-62.36
0.00
10
1DACTBT - 9 day DA Collimator-Top Temp B
-8.78
0.42
10

ISIM TEMPERATURES
 Start Time: Sun Jun 22 1:22:29 GMT 2025
End Time: Sun Jun 22 1:24:56 GMT 2025

MSID
DESCRIPTION
MEAN VALUE
SIGMA OF THE MEAN
# OF FRAMES
3TSMYDPT - 9 day -Y Shell (facing DPA)
-52.24
0.00
10
3TSPYFET - 9 day +Y Shell (facing HRC)
-49.75
0.00
10
3TSPZDET - 9 day +Z Shell (facing DEA)
5.13
0.00
10
3TSPZSPT - 9 day +Z Shell (facing SS)
7.62
0.00
10
3TSMXSPT - 9 day -X Shell (facing SS)
-31.54
0.38
10
3TSMXCET - 9 day -X Shell (facing HRC)
-74.69
0.00
10
3RCTUBPT - 9 day +X SIM (RCTU base)
8.17
0.00
10
3TTACS1T - 9 day TT at -Y foot
-2.28
0.00
10
3TTACS2T - 9 day TT at +Y foot
-0.19
0.00
10
3TTACS3T - 9 day TT at +Z foot
-6.04
0.00
10


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HEATER DATA
ACIS DA
Start Time: Sun Jun 22 1:20:3 GMT 2025
End Time: Sun Jun 22 1:24:58 GMT 2025

MSID
DESCRIPTION
MEAN VALUE
SIGMA OF THE MEAN
# OF FRAMES
1DAHHAVO - 9 day DA Housing Htr +28V Input A
0.00
0.00
10
1DAHHBVO - 9 day DA Housing Htr +28V Input B
0.00
0.00
10
1DAHAVO - 9 day Detector Assy. Htr Voltage A
0.00
0.00
10
1DAHBVO - 9 day Detector Assy. Htr Voltage B
0.00
0.00
10
1DAHACU - 9 day Detector Assy. Htr Current A
0.00
0.00
10
1DAHBCU - 9 day Detector Assy. Htr Current B
0.00
0.00
10
HTR A POWER - 9day 1DAHAVO*1DAHACU
0.00
NA
NA
HTR B POWER - 9day 1DAHBVO*1DAHBCU
0.00
NA
NA
1DAHAT - 9day Detector Assy. Housing Temp Offset A
21.10
0.35
10
1DAHBT - 9day Detector Assy. Housing Temp Offset B
8.80
0.44
10

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MECHANISMS' DATA
ACIS DOOR
Start Time: Sun Jun 22 1:22:23 GMT 2025
End Time: Sun Jun 22 1:24:50 GMT 2025

* MSID *
DESCRIPTION
MEAN VALUE
SIGMA OF THE MEAN
# OF FRAMES
1DACTATDoor Angle Potentiometer
68.90
0.00
10
1OAHAT - 9 day Open Actuator Housing Temp A
-24.60
0.33
10
1OAHBT - 9 day Open Acutator Housing Temp B
-27.60
0.00
10
1MAHOATDoor Open Actuator Temp A
440.41
0.93
10
1MAHOBT Door Open Actuator Temp B
439.27
0.93
10
1MAHCATDoor Close Actuator Temp A
441.56
0.76
10
1MAHCBT Door Close Actuator Temp B
439.27
0.93
10


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Web Page Designed and Maintained by:
Gregg Germain gregg@head.cfa.harvard.edu

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