Page content updated: 2026:226:19:22:02 ( 3:22 PM Fri 14-Aug )

Key Snapshot and SOH Values (Δt = - 0:25)
Obsid30354
Format2_NORM
RadMonENAB
CPE StatusNORM
RA49.974
Dec41.404
Roll93.984
Pitch83.02
Sim Z92903
Sim Focus-535
HETG angle77.59
LETG angle75.71
SCS 107INAC
SCS 128ACT
SCS 129INAC
SCS 130ACT
RadMonENAB
SCS 131ACT
SCS 132INAC
SCS 133ACT
Snapshot from 2026:226:18:56:48 (Δt = - 0:25)

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)
2026:226:09:45:00Comm pass on DSS-23 (duration 1:00)- 9:37 5:45 AM Fri 14-Aug
2026:226:11:17:03Maneuver to 335.53432 -9.47171 113.974 [2026:226:11:48:54]- 8:04 7:17 AM Fri 14-Aug
2026:226:11:53:24Obsid: 32487 SI: ACIS-S (10 ksec) Target: SDSSJ222203.73- - 7:28 7:53 AM Fri 14-Aug
2026:226:14:48:24Maneuver to 49.96817 41.40823 93.989 [2026:226:15:18:18]- 4:3310:48 AM Fri 14-Aug
2026:226:15:22:48Obsid: 30354 SI: ACIS-I (31 ksec) Target: Perseus cluster - 3:5911:22 AM Fri 14-Aug
2026:226:18:00:00Comm pass on DSS-56 (duration 1:00)- 1:22 2:00 PM Fri 14-Aug
2026:226:18:10:35Load AUG1026B:CL226:1803 [2026:229:01:19:21]- 1:11 2:10 PM Fri 14-Aug
2026:226:18:10:35Load AUG1026B:CL226:1803 [2026:229:01:19:21]- 1:11 2:10 PM Fri 14-Aug
2026:226:19:22:02--------------- NOW --------------- 0:00 3:22 PM Fri 14-Aug
2026:227:00:07:48Maneuver to 233.58500 -32.45000 254.000 [2026:227:00:56:44] 4:45 8:07 PM Fri 14-Aug
2026:227:01:01:14ER Obsid: 41226 (0 ksec) Purpose: Intermediate Attitud 5:39 9:01 PM Fri 14-Aug
2026:227:01:16:55Maneuver to 308.02335 -21.21562 291.808 [2026:227:01:42:36] 5:54 9:16 PM Fri 14-Aug
2026:227:01:47:06Obsid: 32494 SI: ACIS-S (15 ksec) Target: PSO J308.0416-2 6:25 9:47 PM Fri 14-Aug
2026:227:02:35:00Comm pass on DSS-24 (duration 1:00) 7:1210:35 PM Fri 14-Aug
2026:227:06:08:45Maneuver to 195.58570 -17.84309 240.979 [2026:227:06:42:41] 10:46 2:08 AM Sat 15-Aug
2026:227:06:12:19Grating: HETG 10:50 2:12 AM Sat 15-Aug
2026:227:06:14:22RADMON Disable 10:52 2:14 AM Sat 15-Aug
2026:227:06:47:11ER Obsid: 41225 (8 ksec) Purpose: Perigee Attitude 11:25 2:47 AM Sat 15-Aug
2026:227:09:00:31Maneuver to 318.61822 -17.88124 302.573 [2026:227:09:36:45] 13:38 5:00 AM Sat 15-Aug
2026:227:09:41:15ER Obsid: 41224 (3 ksec) Purpose: Perigee Attitude 14:19 5:41 AM Sat 15-Aug
2026:227:10:10:00Comm pass on DSS-34 (duration 1:00) 14:47 6:10 AM Sat 15-Aug
2026:227:11:23:39Maneuver to 217.65000 -20.64400 250.539 [2026:227:11:55:30] 16:01 7:23 AM Sat 15-Aug
2026:227:12:00:00ER Obsid: 41223 (3 ksec) Purpose: Perigee Attitude 16:37 8:00 AM Sat 15-Aug
2026:227:16:18:39Maneuver to 318.61822 -17.88124 302.004 [2026:227:16:50:30] 20:5612:18 PM Sat 15-Aug
2026:227:16:55:00ER Obsid: 41222 (0 ksec) Purpose: Perigee Attitude 21:3212:55 PM Sat 15-Aug
2026:227:17:10:41Maneuver to 328.25406 -10.04806 140.520 [2026:227:17:58:06] 21:48 1:10 PM Sat 15-Aug
2026:227:18:02:36ER Obsid: 41221 (0 ksec) Purpose: Perigee Attitude 22:40 2:02 PM Sat 15-Aug
2026:227:18:23:24Maneuver to 49.96829 41.40807 93.988 [2026:227:18:54:49] 23:01 2:23 PM Sat 15-Aug
2026:227:18:23:59Grating: NONE 23:01 2:23 PM Sat 15-Aug
2026:227:18:37:01RADMON Enable 23:14 2:37 PM Sat 15-Aug
2026:227:18:59:19Obsid: 30349 SI: ACIS-I (32 ksec) Target: Perseus cluster 23:37 2:59 PM Sat 15-Aug
2026:228:03:10:00Comm pass on DSS-23 (duration 1:00) 1d 07:4711:10 PM Sat 15-Aug
2026:228:03:52:39Maneuver to 339.20903 -12.56567 105.003 [2026:228:04:22:32] 1d 08:3011:52 PM Sat 15-Aug
2026:228:04:27:02Obsid: 32489 SI: ACIS-S (10 ksec) Target: Mrk915 1d 09:0512:27 AM Sun 16-Aug
2026:228:07:13:42Maneuver to 339.54021 53.24200 165.202 [2026:228:07:44:01] 1d 11:51 3:13 AM Sun 16-Aug
2026:228:07:48:31Obsid: 32459 SI: ACIS-S (20 ksec) Target: EP J223759.5+53 1d 12:26 3:48 AM Sun 16-Aug
2026:228:08:35:00Comm pass on DSS-23 (duration 0:40) 1d 13:12 4:35 AM Sun 16-Aug
2026:228:13:21:51Maneuver to 49.97002 41.57821 103.989 [2026:228:13:43:24] 1d 17:59 9:21 AM Sun 16-Aug
2026:228:13:45:00Comm pass on DSS-53 (duration 1:00) 1d 18:22 9:45 AM Sun 16-Aug
2026:228:13:49:08Obsid: 30331 SI: ACIS-I (12 ksec) Target: Perseus cluster 1d 18:27 9:49 AM Sun 16-Aug
2026:228:17:09:08Maneuver to 17.86894 -38.10649 76.572 [2026:228:17:39:51] 1d 21:47 1:09 PM Sun 16-Aug
2026:228:17:44:21Obsid: 30227 SI: ACIS-S (27 ksec) Target: NGC 424 1d 22:22 1:44 PM Sun 16-Aug
2026:229:01:16:21Load AUG1726A:CL229:0101 [2026:231:05:32:38] 2d 05:54 9:16 PM Sun 16-Aug
2026:229:01:16:21Load AUG1726A:CL229:0101 [2026:231:05:32:38] 2d 05:54 9:16 PM Sun 16-Aug
2026:229:01:19:21Maneuver to 329.34543 -33.27627 9.258 [2026:229:01:42:21] 2d 05:57 9:19 PM Sun 16-Aug
2026:229:01:46:51Obsid: 32499 SI: ACIS-I (10 ksec) Target: SWIFT J2157.4-3 2d 06:24 9:46 PM Sun 16-Aug
2026:229:04:33:31Maneuver to 160.64028 -33.65848 197.009 [2026:229:05:09:34] 2d 09:1112:33 AM Mon 17-Aug
2026:229:04:37:06Grating: HETG 2d 09:1512:37 AM Mon 17-Aug
2026:229:05:15:56Obsid: 31499 SI: HRC-I (14 ksec) Target: TWA 7 2d 09:53 1:15 AM Mon 17-Aug
2026:229:06:35:00Comm pass on DSS-23 (duration 1:30) 2d 11:12 2:35 AM Mon 17-Aug
2026:229:09:09:16Maneuver to 332.28698 -47.17928 10.211 [2026:229:09:42:16] 2d 13:47 5:09 AM Mon 17-Aug
2026:229:09:46:46Obsid: 29990 SI: ACIS-S (12 ksec) Target: NGC 7213 2d 14:24 5:46 AM Mon 17-Aug
2026:229:12:00:00Comm pass on DSS-34 (duration 1:00) 2d 16:37 8:00 AM Mon 17-Aug
2026:229:13:08:26Maneuver to 40.45426 -8.36239 101.486 [2026:229:13:38:29] 2d 17:46 9:08 AM Mon 17-Aug
2026:229:13:12:00Grating: NONE 2d 17:49 9:12 AM Mon 17-Aug
2026:229:13:42:59Obsid: 30234 SI: ACIS-I (29 ksec) Target: [vD2023]1 2d 18:20 9:42 AM Mon 17-Aug

CXO and GOES rates
CXOGOESLimit
HRC shield017250
HRC MCP637430
P4GM---0.09300
P41GM---0.018.47
CXO: from snapshot at 2026:226:18:56:48 (- 0:25)
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 flux51.45000012000> 30
2hr avg flux705000012000> 30
Orbital fluence6.0x106---2.0x109---
ACE data from 2026:226:19:10:00 (- 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 12/2100Z to 13/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 412 km/s at 13/0153 UTC. Total IMF reached 7 nT at 13/2059 UTC. The maximum southward component of Bz reached -5 nT at 13/1931 UTC. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 397 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at unsettled to active levels on day one (14 Aug), quiet to active levels on day two (15 Aug) and quiet to unsettled levels on day three (16 Aug).
Solar ActivityAnalysis of Solar Active Regions and Activity from 12/2100Z to 13/2100Z: Solar activity has been at very low levels for the past 24 hours. There are currently 7 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 (14 Aug, 15 Aug, 16 Aug).

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor