Page content updated: 2026:223:10:37:00 ( 6:37 AM Tue 11-Aug )

Key Snapshot and SOH Values (Δt = - 6:41)
Obsid29936
Format2_NORM
RadMonENAB
CPE StatusNORM
RA53.433
Dec-5.112
Roll103.002
Pitch88.23
Sim Z75623
Sim Focus-467
HETG angle77.59
LETG angle75.71
SCS 107INAC
SCS 128ACT
SCS 129ACT
SCS 130INAC
RadMonENAB
SCS 131ACT
SCS 132ACT
SCS 133INAC
Snapshot from 2026:223:03:55:03 (Δt = - 6:41)

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)
2026:223:01:20:00Comm pass on DSS-23 (duration 2:40)- 9:17 9:20 PM Mon 10-Aug
2026:223:02:50:00Maneuver to 53.43064 -5.11178 103.001 [2026:223:03:33:25]- 7:4710:50 PM Mon 10-Aug
2026:223:03:37:55Obsid: 29936 SI: ACIS-S (15 ksec) Target: NGC 1358 - 6:5911:37 PM Mon 10-Aug
2026:223:07:58:57Maneuver to 53.42971 -5.11060 103.001 [2026:223:08:02:57]- 2:38 3:58 AM Tue 11-Aug
2026:223:08:07:27Obsid: 31992 SI: ACIS-S (15 ksec) Target: NGC 1358 - 2:29 4:07 AM Tue 11-Aug
2026:223:10:37:00--------------- NOW --------------- 0:00 6:37 AM Tue 11-Aug
2026:223:12:17:27Maneuver to 339.40090 -19.45014 81.002 [2026:223:12:44:45] 1:40 8:17 AM Tue 11-Aug
2026:223:12:49:15Obsid: 31316 SI: ACIS-S (11 ksec) Target: 2MASX J22373491 2:12 8:49 AM Tue 11-Aug
2026:223:16:04:15Maneuver to 18.01379 12.22120 114.431 [2026:223:16:28:05] 5:2712:04 PM Tue 11-Aug
2026:223:16:28:05ER Obsid: 41237 (0 ksec) Purpose: Intermediate Attitud 5:5112:28 PM Tue 11-Aug
2026:223:16:28:26Maneuver to 49.96701 41.57596 93.989 [2026:223:16:48:30] 5:5112:28 PM Tue 11-Aug
2026:223:16:53:00Obsid: 30332 SI: ACIS-I (29 ksec) Target: Perseus cluster 6:1612:53 PM Tue 11-Aug
2026:224:00:56:20Maneuver to 330.49367 -8.59150 127.017 [2026:224:01:26:53] 14:19 8:56 PM Tue 11-Aug
2026:224:01:31:23Obsid: 32488 SI: ACIS-S (11 ksec) Target: SDSSJ220153.56- 14:54 9:31 PM Tue 11-Aug
2026:224:02:40:00Comm pass on DSS-23 (duration 1:30) 16:0310:40 PM Tue 11-Aug
2026:224:04:34:43Maneuver to 49.96709 41.57585 93.989 [2026:224:05:05:17] 17:5712:34 AM Wed 12-Aug
2026:224:05:09:47Obsid: 32248 SI: ACIS-I (17 ksec) Target: Perseus cluster 18:32 1:09 AM Wed 12-Aug
2026:224:09:55:00Comm pass on DSS-26 (duration 1:00) 23:18 5:55 AM Wed 12-Aug
2026:224:10:00:34Load AUG1026B:CL224:1003 [2026:226:17:25:11] 23:23 6:00 AM Wed 12-Aug
2026:224:10:00:34Load AUG1026B:CL224:1003 [2026:226:17:25:11] 23:23 6:00 AM Wed 12-Aug
2026:224:10:03:34Maneuver to 18.01379 12.22120 114.524 [2026:224:10:23:38] 23:26 6:03 AM Wed 12-Aug
2026:224:10:23:38ER Obsid: 41236 (0 ksec) Purpose: Perigee Attitude 23:46 6:23 AM Wed 12-Aug
2026:224:10:23:59Maneuver to 339.40181 -19.45006 83.002 [2026:224:10:47:37] 23:46 6:23 AM Wed 12-Aug
2026:224:10:52:07Obsid: 32491 SI: ACIS-S (12 ksec) Target: 2MASX J22373491 1d 00:15 6:52 AM Wed 12-Aug
2026:224:14:25:26Maneuver to 83.00000 2.80000 105.734 [2026:224:14:59:29] 1d 03:4810:25 AM Wed 12-Aug
2026:224:14:29:00Grating: HETG 1d 03:5210:29 AM Wed 12-Aug
2026:224:14:31:03RADMON Disable 1d 03:5410:31 AM Wed 12-Aug
2026:224:15:03:59ER Obsid: 41235 (7 ksec) Purpose: Perigee Attitude 1d 04:2611:03 AM Wed 12-Aug
2026:224:17:00:39Maneuver to 332.02070 -16.64452 81.157 [2026:224:17:36:19] 1d 06:23 1:00 PM Wed 12-Aug
2026:224:17:40:49ER Obsid: 41234 (3 ksec) Purpose: Perigee Attitude 1d 07:03 1:40 PM Wed 12-Aug
2026:224:18:30:49Maneuver to 321.40000 -11.58600 192.043 [2026:224:19:07:07] 1d 07:53 2:30 PM Wed 12-Aug
2026:224:19:11:37ER Obsid: 41233 (3 ksec) Purpose: Perigee Attitude 1d 08:34 3:11 PM Wed 12-Aug
2026:224:21:40:33Maneuver to 193.43000 46.55600 289.301 [2026:224:22:19:30] 1d 11:03 5:40 PM Wed 12-Aug
2026:224:22:24:00ER Obsid: 41232 (3 ksec) Purpose: Perigee Attitude 1d 11:47 6:24 PM Wed 12-Aug
2026:225:01:59:58Maneuver to 318.41400 -7.65000 208.471 [2026:225:02:37:30] 1d 15:22 9:59 PM Wed 12-Aug
2026:225:02:42:00ER Obsid: 41231 (0 ksec) Purpose: Perigee Attitude 1d 16:0510:42 PM Wed 12-Aug
2026:225:02:57:41Maneuver to 353.73719 39.15584 145.091 [2026:225:03:25:35] 1d 16:2010:57 PM Wed 12-Aug
2026:225:03:25:35ER Obsid: 41230 (0 ksec) Purpose: Perigee Attitude 1d 16:4811:25 PM Wed 12-Aug
2026:225:03:30:41Maneuver to 49.96953 41.40639 93.988 [2026:225:03:51:30] 1d 16:5311:30 PM Wed 12-Aug
2026:225:03:31:15Grating: NONE 1d 16:5411:31 PM Wed 12-Aug
2026:225:03:31:42RADMON Enable 1d 16:5411:31 PM Wed 12-Aug
2026:225:04:00:26Obsid: 29634 SI: ACIS-I (27 ksec) Target: Perseus cluster 1d 17:2312:00 AM Thu 13-Aug
2026:225:04:40:00Comm pass on DSS-23 (duration 1:20) 1d 18:0312:40 AM Thu 13-Aug
2026:225:08:05:00Comm pass on DSS-23 (duration 0:45) 1d 21:28 4:05 AM Thu 13-Aug
2026:225:11:30:26Maneuver to 18.01379 12.22120 114.606 [2026:225:11:50:29] 2d 00:53 7:30 AM Thu 13-Aug
2026:225:11:50:29ER Obsid: 41229 (0 ksec) Purpose: Perigee Attitude 2d 01:13 7:50 AM Thu 13-Aug
2026:225:11:50:50Maneuver to 339.40171 -19.45280 81.002 [2026:225:12:14:41] 2d 01:13 7:50 AM Thu 13-Aug
2026:225:12:19:11Obsid: 32492 SI: ACIS-S (11 ksec) Target: 2MASX J22373491 2d 01:42 8:19 AM Thu 13-Aug
2026:225:15:35:51Maneuver to 352.50503 38.75813 146.562 [2026:225:16:06:24] 2d 04:5811:35 AM Thu 13-Aug
2026:225:16:06:24ER Obsid: 41228 (0 ksec) Purpose: Intermediate Attitud 2d 05:2912:06 PM Thu 13-Aug
2026:225:16:06:45Maneuver to 49.96853 41.40774 93.988 [2026:225:16:27:50] 2d 05:2912:06 PM Thu 13-Aug
2026:225:16:32:20Obsid: 32490 SI: ACIS-I (33 ksec) Target: Perseus cluster 2d 05:5512:32 PM Thu 13-Aug
2026:225:17:00:00Comm pass on DSS-54 (duration 1:00) 2d 06:23 1:00 PM Thu 13-Aug
2026:226:01:42:20Maneuver to 352.50503 38.75813 146.881 [2026:226:02:03:26] 2d 15:05 9:42 PM Thu 13-Aug
2026:226:01:50:00Comm pass on DSS-23 (duration 1:20) 2d 15:13 9:50 PM Thu 13-Aug
2026:226:02:03:26ER Obsid: 41227 (0 ksec) Purpose: Perigee Attitude 2d 15:2610:03 PM Thu 13-Aug
2026:226:02:03:47Maneuver to 339.40122 -19.45121 81.002 [2026:226:02:34:23] 2d 15:2610:03 PM Thu 13-Aug
2026:226:02:38:53Obsid: 32493 SI: ACIS-S (14 ksec) Target: 2MASX J22373491 2d 16:0110:38 PM Thu 13-Aug
2026:226:06:32:13Maneuver to 68.06753 -5.39840 106.101 [2026:226:07:02:33] 2d 19:55 2:32 AM Fri 14-Aug
2026:226:07:07:03Obsid: 32486 SI: ACIS-S (15 ksec) Target: TDE 2025aarm 2d 20:30 3:07 AM Fri 14-Aug
2026:226:09:45:00Comm pass on DSS-23 (duration 1:00) 2d 23:08 5:45 AM Fri 14-Aug

CXO and GOES rates
CXOGOESLimit
HRC shield017250
HRC MCP535430
P4GM---0.02300
P41GM---0.018.47
CXO: from snapshot at 2026:223:03:55:03 (- 6:41)
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 flux63.35000012000> 30
2hr avg flux53.35000012000> 30
Orbital fluence8.7x106---2.0x109---
ACE data from 2026:223:10:25:00 (- 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 09/2100Z to 10/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 478 km/s at 10/0701Z. Total IMF reached 6.6 nT at 10/0621Z. The maximum southward component of Bz reached -4.7 nT at 10/0500Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 505 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to unsettled levels on days one and three (11 Aug, 13 Aug) and quiet to minor storm levels on day two (12 Aug).
Solar ActivityAnalysis of Solar Active Regions and Activity from 09/2100Z to 10/2100Z: Solar activity has been at very low levels for the past 24 hours. There are currently 4 numbered sunspot regions on the disk. IB. Solar Activity Forecast: Solar activity is expected to be very low with a chance for a C-class flares on days one, two, and three (11 Aug, 12 Aug, 13 Aug).

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor