Page content updated: 2026:083:02:57:15 ( 10:57 PM Mon 23-Mar )

Key Snapshot and SOH Values (Δt = - 3:00)
Obsid32250
Format2_NORM
RadMonENAB
CPE StatusNORM
RA190.997
Dec13.131
Roll149.368
Pitch163.33
Sim Z75624
Sim Focus-467
HETG angle77.59
LETG angle76.09
SCS 107INAC
SCS 128ACT
SCS 129ACT
SCS 130ACT
RadMonENAB
SCS 131ACT
SCS 132ACT
SCS 133ACT
Snapshot from 2026:082:23:56:24 (Δt = - 3:00)

acePred
NOW
Cursor date
Cursor delta
Next comm
Delta
Station
Activity
ACE fluence
ACE P3 flux
HRC proxy
--- Latest values ---
ACE P3 flux
ACE 2hr avg
HRC proxy
SIM-Z
Pitch
RA
Dec
Roll
PCAD
Obsid
SI
Grating
SI mode
Power cmd
CCD, FEP
Vid, Clock

Chandra Events (Load link unavailable)
Time (UT)EventDelta timeTime (Eastern)
2026:082:15:47:08Maneuver to 140.87190 68.81583 223.334 [2026:082:16:14:22]-11:1011:47 AM Mon 23-Mar
2026:082:16:14:22ER Obsid: 41608 (0 ksec) Purpose: Perigee Attitude -10:4212:14 PM Mon 23-Mar
2026:082:16:14:43Maneuver to 49.92306 41.60307 293.018 [2026:082:16:37:33]-10:4212:14 PM Mon 23-Mar
2026:082:16:42:03Obsid: 32247 SI: ACIS-I (15 ksec) Target: Perseus cluster -10:1512:42 PM Mon 23-Mar
2026:082:20:52:03Maneuver to 140.87190 68.81583 223.512 [2026:082:21:14:54]- 6:05 4:52 PM Mon 23-Mar
2026:082:21:14:54ER Obsid: 41607 (0 ksec) Purpose: Perigee Attitude - 5:42 5:14 PM Mon 23-Mar
2026:082:21:15:15Maneuver to 190.99502 13.13452 149.369 [2026:082:21:42:21]- 5:42 5:15 PM Mon 23-Mar
2026:082:21:46:51Obsid: 32250 SI: ACIS-S (10 ksec) Target: NGC4654 - 5:10 5:46 PM Mon 23-Mar
2026:082:23:00:00Comm pass on DSS-65 (duration 1:00)- 3:57 7:00 PM Mon 23-Mar
2026:083:00:35:11Maneuver to 140.87190 68.81583 223.645 [2026:083:01:02:18]- 2:22 8:35 PM Mon 23-Mar
2026:083:01:02:18ER Obsid: 41606 (0 ksec) Purpose: Perigee Attitude - 1:54 9:02 PM Mon 23-Mar
2026:083:01:02:39Maneuver to 49.92319 41.60298 293.018 [2026:083:01:25:31]- 1:54 9:02 PM Mon 23-Mar
2026:083:01:30:01Obsid: 30324 SI: ACIS-I (14 ksec) Target: Perseus cluster - 1:27 9:30 PM Mon 23-Mar
2026:083:02:57:15--------------- NOW --------------- 0:0010:57 PM Mon 23-Mar
2026:083:03:00:00Comm pass on DSS-65 (duration 0:45) 0:0211:00 PM Mon 23-Mar
2026:083:05:26:41Maneuver to 150.18741 1.94150 269.000 [2026:083:05:59:41] 2:29 1:26 AM Tue 24-Mar
2026:083:06:04:11Obsid: 32189 SI: ACIS-I (10 ksec) Target: Center of COSMO 3:06 2:04 AM Tue 24-Mar
2026:083:08:54:31Load MAR2326A:CL083:0801 [2026:083:16:59:59] 5:57 4:54 AM Tue 24-Mar
2026:083:08:54:31Load MAR2326A:CL083:0801 [2026:083:16:59:59] 5:57 4:54 AM Tue 24-Mar
2026:083:08:57:31Maneuver to 83.86881 -69.23937 256.002 [2026:083:09:28:24] 6:00 4:57 AM Tue 24-Mar
2026:083:09:01:06Grating: HETG 6:03 5:01 AM Tue 24-Mar
2026:083:09:32:54Obsid: 31551 SI: ACIS-S (29 ksec) Target: SNR 1987A 6:35 5:32 AM Tue 24-Mar
2026:083:10:00:00Comm pass on DSS-24 (duration 1:30) 7:02 6:00 AM Tue 24-Mar
2026:083:17:00:00Load MAR2426A:CL083:1702 [2026:084:20:39:05] 14:02 1:00 PM Tue 24-Mar
2026:083:17:00:00Load MAR2426A:CL083:1702 [2026:084:20:39:05] 14:02 1:00 PM Tue 24-Mar
2026:083:17:36:13Maneuver to 189.70000 88.09000 170.000 [2026:083:18:22:43] 14:38 1:36 PM Tue 24-Mar
2026:083:18:27:13ER Obsid: 41605 (0 ksec) Purpose: Intermediate Attitud 15:29 2:27 PM Tue 24-Mar
2026:083:18:42:54Maneuver to 188.99705 27.93690 168.958 [2026:083:19:07:16] 15:45 2:42 PM Tue 24-Mar
2026:083:18:43:28Grating: NONE 15:46 2:43 PM Tue 24-Mar
2026:083:19:11:46Obsid: 31041 SI: ACIS-S (23 ksec) Target: At 2016blu 16:14 3:11 PM Tue 24-Mar
2026:084:01:46:16Maneuver to 95.02864 54.80728 268.061 [2026:084:02:13:44] 22:49 9:46 PM Tue 24-Mar
2026:084:02:18:14Obsid: 32252 SI: ACIS-S (14 ksec) Target: MASTER J0620+54 23:2010:18 PM Tue 24-Mar
2026:084:02:30:00Comm pass on DSS-65 (duration 1:30) 23:3210:30 PM Tue 24-Mar
2026:084:06:11:34Maneuver to 188.99563 27.93700 169.873 [2026:084:06:38:58] 1d 03:14 2:11 AM Wed 25-Mar
2026:084:06:43:28Obsid: 32254 SI: ACIS-S (16 ksec) Target: At 2016blu 1d 03:46 2:43 AM Wed 25-Mar
2026:084:11:18:28Maneuver to 187.48770 4.16400 150.427 [2026:084:11:36:04] 1d 08:21 7:18 AM Wed 25-Mar
2026:084:11:22:02Grating: HETG 1d 08:24 7:22 AM Wed 25-Mar
2026:084:11:24:05RADMON Disable 1d 08:26 7:24 AM Wed 25-Mar
2026:084:11:40:34ER Obsid: 41604 (3 ksec) Purpose: Perigee Attitude 1d 08:43 7:40 AM Wed 25-Mar
2026:084:12:30:34Maneuver to 189.93700 -5.60200 56.730 [2026:084:13:02:30] 1d 09:33 8:30 AM Wed 25-Mar
2026:084:13:07:00ER Obsid: 41603 (0 ksec) Purpose: Perigee Attitude 1d 10:09 9:07 AM Wed 25-Mar
2026:084:14:08:13Maneuver to 313.62900 -22.46000 109.391 [2026:084:14:45:30] 1d 11:1010:08 AM Wed 25-Mar
2026:084:14:50:00ER Obsid: 41602 (3 ksec) Purpose: Perigee Attitude 1d 11:5210:50 AM Wed 25-Mar
2026:084:18:34:50Maneuver to 313.62900 -22.46000 109.380 [2026:084:18:38:50] 1d 15:37 2:34 PM Wed 25-Mar
2026:084:18:38:50ER Obsid: 41601 (0 ksec) Purpose: Perigee Attitude 1d 15:41 2:38 PM Wed 25-Mar
2026:084:18:48:12Maneuver to 189.91100 -5.59600 56.341 [2026:084:19:25:30] 1d 15:50 2:48 PM Wed 25-Mar
2026:084:19:30:00ER Obsid: 41600 (0 ksec) Purpose: Perigee Attitude 1d 16:32 3:30 PM Wed 25-Mar
2026:084:19:45:41Maneuver to 180.37800 3.47600 217.024 [2026:084:20:32:27] 1d 16:48 3:45 PM Wed 25-Mar
2026:084:20:36:57ER Obsid: 41599 (0 ksec) Purpose: Perigee Attitude 1d 17:39 4:36 PM Wed 25-Mar
2026:084:20:49:05Load MAR2426A:CL084:2002 [2026:086:04:43:29] 1d 17:51 4:49 PM Wed 25-Mar
2026:084:20:49:05Load MAR2426A:CL084:2002 [2026:086:04:43:29] 1d 17:51 4:49 PM Wed 25-Mar
2026:084:22:07:16Maneuver to 35.59474 42.34278 316.920 [2026:084:22:45:52] 1d 19:10 6:07 PM Wed 25-Mar
2026:084:22:07:50Grating: NONE 1d 19:10 6:07 PM Wed 25-Mar
2026:084:22:28:04RADMON Enable 1d 19:30 6:28 PM Wed 25-Mar
2026:084:22:50:22Obsid: 29828 SI: ACIS-S (15 ksec) Target: SN 1986J 1d 19:53 6:50 PM Wed 25-Mar
2026:085:03:00:22Maneuver to 95.02620 54.80991 268.585 [2026:085:03:20:14] 2d 00:0311:00 PM Wed 25-Mar
2026:085:03:24:44Obsid: 32258 SI: ACIS-S (12 ksec) Target: MASTER J0620+54 2d 00:2711:24 PM Wed 25-Mar
2026:085:03:50:00Comm pass on DSS-65 (duration 1:30) 2d 00:5211:50 PM Wed 25-Mar
2026:085:06:48:04Maneuver to 188.99826 27.94023 174.986 [2026:085:07:15:11] 2d 03:50 2:48 AM Thu 26-Mar
2026:085:07:19:41Obsid: 32255 SI: ACIS-S (24 ksec) Target: At 2016blu 2d 04:22 3:19 AM Thu 26-Mar
2026:085:11:55:00Comm pass on DSS-26 (duration 1:00) 2d 08:57 7:55 AM Thu 26-Mar
2026:085:14:00:51Maneuver to 92.24416 -0.44213 275.000 [2026:085:14:37:01] 2d 11:0310:00 AM Thu 26-Mar
2026:085:14:41:31Obsid: 32253 SI: ACIS-S (12 ksec) Target: Gaia DR2 312226 2d 11:4410:41 AM Thu 26-Mar
2026:085:18:09:51Maneuver to 188.99686 27.93977 174.986 [2026:085:18:46:01] 2d 15:12 2:09 PM Thu 26-Mar
2026:085:18:50:31Obsid: 32256 SI: ACIS-S (16 ksec) Target: At 2016blu 2d 15:53 2:50 PM Thu 26-Mar
2026:085:23:17:11Maneuver to 92.24483 -0.44329 275.000 [2026:085:23:53:21] 2d 20:19 7:17 PM Thu 26-Mar
2026:085:23:57:51Obsid: 32259 SI: ACIS-S (12 ksec) Target: Gaia DR2 312226 2d 21:00 7:57 PM Thu 26-Mar
2026:086:01:05:00Comm pass on DSS-54 (duration 1:30) 2d 22:07 9:05 PM Thu 26-Mar

CXO and GOES rates
CXOGOESLimit
HRC shield017250
HRC MCP484430
P4GM---0.04300
P41GM---0.018.47
CXO: from snapshot at 2026:082:23:56:24 (- 3:00)
GOES proxies: scaled 15 min average of GOES-16
Last avgs at HRC: - 0:17   P4GM: - 0:17   P41GM: - 0:17
ACE rates
Value2hr limitOrbital limitHours to
Orbital limit
Current flux1345000012000> 30
2hr avg flux2125000012000> 30
Orbital fluence4.3x107---2.0x109---
ACE data from 2026:083:02:45:00 (- 0:12)
Orbital fluence: integrated attenuated ACE flux
Grating attenuation not factored into current or 2hr flux numbers
RADMON and SOT alert limits information

ACE particle rates ( MTA SWPC )

GOES particle rates

GOES proxy for HRC shield rates

3-day Solar-Geophysical Forecast
Geophysical ActivityGeophysical Activity Summary 22/2100Z to 23/2100Z: The geomagnetic field has been at quiet to major storm levels for the past 24 hours. Solar wind speed reached a peak of 766 km/s at 23/0705Z. Total IMF reached 7 nT at 22/2106Z. The maximum southward component of Bz reached -5 nT at 22/2238Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 8285 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to minor storm levels on day one (24 Mar) and quiet to active levels on days two and three (25 Mar, 26 Mar).
Solar ActivityAnalysis of Solar Active Regions and Activity from 22/2100Z to 23/2100Z: Solar activity has been at low levels for the past 24 hours. There are currently 7 numbered sunspot regions on the disk. IB. Solar Activity Forecast: Solar activity is expected to be low with a chance for M-class flares on days one, two, and three (24 Mar, 25 Mar, 26 Mar).

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor