Page content updated: 2026:225:16:34:02 ( 12:34 PM Thu 13-Aug )

Key Snapshot and SOH Values (Δt = - 7:47)
Obsid29634
Format2_NORM
RadMonENAB
CPE StatusNORM
RA49.972
Dec41.404
Roll93.986
Pitch81.73
Sim Z92903
Sim Focus-535
HETG angle77.59
LETG angle75.71
SCS 107INAC
SCS 128INAC
SCS 129ACT
SCS 130ACT
RadMonENAB
SCS 131INAC
SCS 132ACT
SCS 133ACT
Snapshot from 2026:225:08:46:16 (Δt = - 7:47)

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)
2026:225:04:40:00Comm pass on DSS-23 (duration 1:20)-11:5412:40 AM Thu 13-Aug
2026:225:08:05:00Comm pass on DSS-23 (duration 0:45)- 8:29 4:05 AM Thu 13-Aug
2026:225:11:30:26Maneuver to 18.01379 12.22120 114.606 [2026:225:11:50:29]- 5:03 7:30 AM Thu 13-Aug
2026:225:11:50:29ER Obsid: 41229 (0 ksec) Purpose: Perigee Attitude - 4:43 7:50 AM Thu 13-Aug
2026:225:11:50:50Maneuver to 339.40171 -19.45280 81.002 [2026:225:12:14:41]- 4:43 7:50 AM Thu 13-Aug
2026:225:12:19:11Obsid: 32492 SI: ACIS-S (11 ksec) Target: 2MASX J22373491 - 4:14 8:19 AM Thu 13-Aug
2026:225:15:35:51Maneuver to 352.50503 38.75813 146.562 [2026:225:16:06:24]- 0:5811:35 AM Thu 13-Aug
2026:225:16:06:24ER Obsid: 41228 (0 ksec) Purpose: Intermediate Attitud - 0:2712:06 PM Thu 13-Aug
2026:225:16:06:45Maneuver to 49.96853 41.40774 93.988 [2026:225:16:27:50]- 0:2712:06 PM Thu 13-Aug
2026:225:16:32:20Obsid: 32490 SI: ACIS-I (33 ksec) Target: Perseus cluster - 0:0112:32 PM Thu 13-Aug
2026:225:16:34:02--------------- NOW --------------- 0:0012:34 PM Thu 13-Aug
2026:225:17:00:00Comm pass on DSS-54 (duration 1:00) 0:25 1:00 PM Thu 13-Aug
2026:226:01:42:20Maneuver to 352.50503 38.75813 146.881 [2026:226:02:03:26] 9:08 9:42 PM Thu 13-Aug
2026:226:01:50:00Comm pass on DSS-23 (duration 1:20) 9:15 9:50 PM Thu 13-Aug
2026:226:02:03:26ER Obsid: 41227 (0 ksec) Purpose: Perigee Attitude 9:2910:03 PM Thu 13-Aug
2026:226:02:03:47Maneuver to 339.40122 -19.45121 81.002 [2026:226:02:34:23] 9:2910:03 PM Thu 13-Aug
2026:226:02:38:53Obsid: 32493 SI: ACIS-S (14 ksec) Target: 2MASX J22373491 10:0410:38 PM Thu 13-Aug
2026:226:06:32:13Maneuver to 68.06753 -5.39840 106.101 [2026:226:07:02:33] 13:58 2:32 AM Fri 14-Aug
2026:226:07:07:03Obsid: 32486 SI: ACIS-S (15 ksec) Target: TDE 2025aarm 14:33 3:07 AM Fri 14-Aug
2026:226:09:45:00Comm pass on DSS-23 (duration 1:00) 17:10 5:45 AM Fri 14-Aug
2026:226:11:17:03Maneuver to 335.53432 -9.47171 113.974 [2026:226:11:48:54] 18:43 7:17 AM Fri 14-Aug
2026:226:11:53:24Obsid: 32487 SI: ACIS-S (10 ksec) Target: SDSSJ222203.73- 19:19 7:53 AM Fri 14-Aug
2026:226:14:48:24Maneuver to 49.96817 41.40823 93.989 [2026:226:15:18:18] 22:1410:48 AM Fri 14-Aug
2026:226:15:22:48Obsid: 30354 SI: ACIS-I (31 ksec) Target: Perseus cluster 22:4811:22 AM Fri 14-Aug
2026:226:18:00:00Comm pass on DSS-56 (duration 1:00) 1d 01:25 2:00 PM Fri 14-Aug
2026:226:18:10:35Load AUG1026B:CL226:1803 [2026:229:01:19:21] 1d 01:36 2:10 PM Fri 14-Aug
2026:226:18:10:35Load AUG1026B:CL226:1803 [2026:229:01:19:21] 1d 01:36 2:10 PM Fri 14-Aug
2026:227:00:07:48Maneuver to 233.58500 -32.45000 254.000 [2026:227:00:56:44] 1d 07:33 8:07 PM Fri 14-Aug
2026:227:01:01:14ER Obsid: 41226 (0 ksec) Purpose: Intermediate Attitud 1d 08:27 9:01 PM Fri 14-Aug
2026:227:01:16:55Maneuver to 308.02335 -21.21562 291.808 [2026:227:01:42:36] 1d 08:42 9:16 PM Fri 14-Aug
2026:227:01:47:06Obsid: 32494 SI: ACIS-S (15 ksec) Target: PSO J308.0416-2 1d 09:13 9:47 PM Fri 14-Aug
2026:227:02:35:00Comm pass on DSS-24 (duration 1:00) 1d 10:0010:35 PM Fri 14-Aug
2026:227:06:08:45Maneuver to 195.58570 -17.84309 240.979 [2026:227:06:42:41] 1d 13:34 2:08 AM Sat 15-Aug
2026:227:06:12:19Grating: HETG 1d 13:38 2:12 AM Sat 15-Aug
2026:227:06:14:22RADMON Disable 1d 13:40 2:14 AM Sat 15-Aug
2026:227:06:47:11ER Obsid: 41225 (8 ksec) Purpose: Perigee Attitude 1d 14:13 2:47 AM Sat 15-Aug
2026:227:09:00:31Maneuver to 318.61822 -17.88124 302.573 [2026:227:09:36:45] 1d 16:26 5:00 AM Sat 15-Aug
2026:227:09:41:15ER Obsid: 41224 (3 ksec) Purpose: Perigee Attitude 1d 17:07 5:41 AM Sat 15-Aug
2026:227:10:10:00Comm pass on DSS-34 (duration 1:00) 1d 17:35 6:10 AM Sat 15-Aug
2026:227:11:23:39Maneuver to 217.65000 -20.64400 250.539 [2026:227:11:55:30] 1d 18:49 7:23 AM Sat 15-Aug
2026:227:12:00:00ER Obsid: 41223 (3 ksec) Purpose: Perigee Attitude 1d 19:25 8:00 AM Sat 15-Aug
2026:227:16:18:39Maneuver to 318.61822 -17.88124 302.004 [2026:227:16:50:30] 1d 23:4412:18 PM Sat 15-Aug
2026:227:16:55:00ER Obsid: 41222 (0 ksec) Purpose: Perigee Attitude 2d 00:2012:55 PM Sat 15-Aug
2026:227:17:10:41Maneuver to 328.25406 -10.04806 140.520 [2026:227:17:58:06] 2d 00:36 1:10 PM Sat 15-Aug
2026:227:18:02:36ER Obsid: 41221 (0 ksec) Purpose: Perigee Attitude 2d 01:28 2:02 PM Sat 15-Aug
2026:227:18:23:24Maneuver to 49.96829 41.40807 93.988 [2026:227:18:54:49] 2d 01:49 2:23 PM Sat 15-Aug
2026:227:18:23:59Grating: NONE 2d 01:49 2:23 PM Sat 15-Aug
2026:227:18:37:01RADMON Enable 2d 02:02 2:37 PM Sat 15-Aug
2026:227:18:59:19Obsid: 30349 SI: ACIS-I (32 ksec) Target: Perseus cluster 2d 02:25 2:59 PM Sat 15-Aug
2026:228:03:10:00Comm pass on DSS-23 (duration 1:00) 2d 10:3511:10 PM Sat 15-Aug
2026:228:03:52:39Maneuver to 339.20903 -12.56567 105.003 [2026:228:04:22:32] 2d 11:1811:52 PM Sat 15-Aug
2026:228:04:27:02Obsid: 32489 SI: ACIS-S (10 ksec) Target: Mrk915 2d 11:5312:27 AM Sun 16-Aug
2026:228:07:13:42Maneuver to 339.54021 53.24200 165.202 [2026:228:07:44:01] 2d 14:39 3:13 AM Sun 16-Aug
2026:228:07:48:31Obsid: 32459 SI: ACIS-S (20 ksec) Target: EP J223759.5+53 2d 15:14 3:48 AM Sun 16-Aug
2026:228:08:35:00Comm pass on DSS-23 (duration 0:40) 2d 16:00 4:35 AM Sun 16-Aug
2026:228:13:21:51Maneuver to 49.97002 41.57821 103.989 [2026:228:13:43:24] 2d 20:47 9:21 AM Sun 16-Aug
2026:228:13:45:00Comm pass on DSS-53 (duration 1:00) 2d 21:10 9:45 AM Sun 16-Aug
2026:228:13:49:08Obsid: 30331 SI: ACIS-I (12 ksec) Target: Perseus cluster 2d 21:15 9:49 AM Sun 16-Aug

CXO and GOES rates
CXOGOESLimit
HRC shield017250
HRC MCP637430
P4GM---0.03300
P41GM---0.018.47
CXO: from snapshot at 2026:225:08:46:16 (- 7:47)
GOES proxies: scaled 15 min average of GOES-16
Last avgs at HRC: - 0:19   P4GM: - 0:19   P41GM: - 0:19
ACE rates
Value2hr limitOrbital limitHours to
Orbital limit
Current flux40.45000012000> 30
2hr avg flux31.35000012000> 30
Orbital fluence1.3x106---2.0x109---
ACE data from 2026:225:16:15:00 (- 0:19)
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 11/2100Z to 12/2100Z: The geomagnetic field has been at quiet to unsettled levels for the past 24 hours. Solar wind speed reached a peak of 464 km/s at 12/1624Z. Total IMF reached 4.1 nT at 12/0933Z. The maximum southward component of Bz reached -5.5 nT at 12/1129Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 381 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to unsettled levels on day one (13 Aug), unsettled to active levels on day two (14 Aug) and quiet to active levels on day three (15 Aug).
Solar ActivityAnalysis of Solar Active Regions and Activity from 11/2100Z to 12/2100Z: Solar activity has been at low levels for the past 24 hours. There are currently 5 numbered sunspot regions on the disk. IB. Solar Activity Forecast: Solar activity is likely to be low with a slight chance for an M-class flare on days one, two, and three (13 Aug, 14 Aug, 15 Aug).

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor