Page content updated: 2026:013:22:59:00 ( 5:59 PM Tue 13-Jan )

Key Snapshot and SOH Values (Δt = - 6:38)
Obsid30090
Format2_NORM
RadMonENAB
CPE StatusNORM
RA4.782
Dec59.156
Roll297.828
Pitch98.54
Sim Z73175
Sim Focus-467
HETG angle5.59
LETG angle76.09
SCS 107INAC
SCS 128INAC
SCS 129ACT
SCS 130ACT
RadMonENAB
SCS 131INAC
SCS 132ACT
SCS 133ACT
Snapshot from 2026:013:16:20:32 (Δt = - 6:38)

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)
2026:013:12:07:51Maneuver to 4.79216 59.15517 297.819 [2026:013:12:38:26]-10:51 7:07 AM Tue 13-Jan
2026:013:12:17:55RADMON Enable-10:41 7:17 AM Tue 13-Jan
2026:013:12:42:56Obsid: 30090 SI: ACIS-S (37 ksec) Target: TV Cassiopeia -10:16 7:42 AM Tue 13-Jan
2026:013:13:21:17Load JAN1226A:CL013:1303 [2026:015:00:37:32]- 9:37 8:21 AM Tue 13-Jan
2026:013:13:21:17Load JAN1226A:CL013:1303 [2026:015:00:37:32]- 9:37 8:21 AM Tue 13-Jan
2026:013:15:25:00Comm pass on DSS-24 (duration 1:00)- 7:3410:25 AM Tue 13-Jan
2026:013:22:59:00--------------- NOW --------------- 0:00 5:59 PM Tue 13-Jan
2026:013:22:59:36Maneuver to 110.81025 32.66330 200.701 [2026:013:23:26:13] 0:00 5:59 PM Tue 13-Jan
2026:013:23:03:10Grating: NONE 0:04 6:03 PM Tue 13-Jan
2026:013:23:30:43Obsid: 32098 SI: ACIS-S (16 ksec) Target: B2.1 0719+32C 0:31 6:30 PM Tue 13-Jan
2026:014:01:20:00Comm pass on DSS-54 (duration 1:00) 2:21 8:20 PM Tue 13-Jan
2026:014:03:57:23Maneuver to 326.14720 38.32280 328.814 [2026:014:04:31:02] 4:5810:57 PM Tue 13-Jan
2026:014:04:00:58Grating: HETG 5:0111:00 PM Tue 13-Jan
2026:014:04:39:48Obsid: 31515 SI: HRC-I (14 ksec) Target: Cyg X-2 5:4011:39 PM Tue 13-Jan
2026:014:08:41:28Maneuver to 166.13084 38.16406 96.386 [2026:014:09:15:20] 9:42 3:41 AM Wed 14-Jan
2026:014:08:42:17Grating: NONE 9:43 3:42 AM Wed 14-Jan
2026:014:08:46:38Grating: LETG 9:47 3:46 AM Wed 14-Jan
2026:014:09:19:50Obsid: 31398 SI: ACIS-S (15 ksec) Target: MKN421 10:20 4:19 AM Wed 14-Jan
2026:014:10:45:00Comm pass on DSS-24 (duration 1:00) 11:46 5:45 AM Wed 14-Jan
2026:014:13:29:50Maneuver to 213.30721 -3.23098 57.500 [2026:014:13:55:02] 14:30 8:29 AM Wed 14-Jan
2026:014:13:33:24Grating: NONE 14:34 8:33 AM Wed 14-Jan
2026:014:13:37:45Grating: HETG 14:38 8:37 AM Wed 14-Jan
2026:014:13:59:32Obsid: 29986 SI: ACIS-S (16 ksec) Target: NGC 5506 15:00 8:59 AM Wed 14-Jan
2026:014:16:35:00Comm pass on DSS-65 (duration 1:00) 17:3611:35 AM Wed 14-Jan
2026:014:18:29:32Maneuver to 137.59245 7.03574 53.209 [2026:014:18:57:33] 19:30 1:29 PM Wed 14-Jan
2026:014:18:33:06Grating: NONE 19:34 1:33 PM Wed 14-Jan
2026:014:19:02:17Obsid: 30156 SI: ACIS-S (11 ksec) Target: NGC2775 20:03 2:02 PM Wed 14-Jan
2026:014:22:05:37Maneuver to 187.27750 2.02958 68.222 [2026:014:22:28:25] 23:06 5:05 PM Wed 14-Jan
2026:014:22:09:12Grating: HETG 23:10 5:09 PM Wed 14-Jan
2026:014:22:32:55Obsid: 31396 SI: ACIS-S (28 ksec) Target: 3C273 23:33 5:32 PM Wed 14-Jan
2026:015:02:40:00Comm pass on DSS-34 (duration 1:00) 1d 03:41 9:40 PM Wed 14-Jan
2026:015:02:40:00Load JAN1226A:CL015:0203 [2026:016:14:31:38] 1d 03:41 9:40 PM Wed 14-Jan
2026:015:02:40:00Load JAN1226A:CL015:0203 [2026:016:14:31:38] 1d 03:41 9:40 PM Wed 14-Jan
2026:015:06:19:35Maneuver to 124.50263 19.28098 73.933 [2026:015:06:44:50] 1d 07:20 1:19 AM Thu 15-Jan
2026:015:06:23:10Grating: NONE 1d 07:24 1:23 AM Thu 15-Jan
2026:015:06:49:20Obsid: 31300 SI: ACIS-S (10 ksec) Target: SDSS J081800.19 1d 07:50 1:49 AM Thu 15-Jan
2026:015:09:36:00Maneuver to 244.20382 -0.73662 64.477 [2026:015:10:13:32] 1d 10:37 4:36 AM Thu 15-Jan
2026:015:10:18:02Obsid: 32096 SI: ACIS-S (10 ksec) Target: SDSSJ161649.37- 1d 11:19 5:18 AM Thu 15-Jan
2026:015:13:04:42Maneuver to 124.50289 19.27936 73.905 [2026:015:13:42:14] 1d 14:05 8:04 AM Thu 15-Jan
2026:015:13:46:44Obsid: 32107 SI: ACIS-S (9 ksec) Target: SDSS J081800.19 1d 14:47 8:46 AM Thu 15-Jan
2026:015:14:15:00Comm pass on DSS-24 (duration 1:00) 1d 15:16 9:15 AM Thu 15-Jan
2026:015:16:32:32Maneuver to 115.71814 18.10367 336.054 [2026:015:17:05:57] 1d 17:3311:32 AM Thu 15-Jan
2026:015:16:36:06Grating: HETG 1d 17:3711:36 AM Thu 15-Jan
2026:015:16:38:09RADMON Disable 1d 17:3911:38 AM Thu 15-Jan
2026:015:17:10:27ER Obsid: 41793 (3 ksec) Purpose: Perigee Attitude 1d 18:1112:10 PM Thu 15-Jan
2026:015:18:45:58Maneuver to 341.59006 -57.13214 240.744 [2026:015:19:25:30] 1d 19:46 1:45 PM Thu 15-Jan
2026:015:19:30:00ER Obsid: 41792 (3 ksec) Purpose: Perigee Attitude 1d 20:31 2:30 PM Thu 15-Jan
2026:015:21:10:58Maneuver to 115.71814 18.10367 332.677 [2026:015:21:50:30] 1d 22:11 4:10 PM Thu 15-Jan
2026:015:21:55:00ER Obsid: 41791 (3 ksec) Purpose: Perigee Attitude 1d 22:56 4:55 PM Thu 15-Jan
2026:015:22:45:00Maneuver to 75.40655 -45.37947 320.052 [2026:015:23:12:16] 1d 23:46 5:45 PM Thu 15-Jan
2026:015:23:16:46ER Obsid: 41790 (3 ksec) Purpose: Perigee Attitude 2d 00:17 6:16 PM Thu 15-Jan
2026:016:00:15:00Comm pass on DSS-54 (duration 2:00) 2d 01:16 7:15 PM Thu 15-Jan
2026:016:00:32:21Eclipse [2026:016:00:58:11] 2d 01:33 7:32 PM Thu 15-Jan
2026:016:01:26:51Maneuver to 348.84446 -13.92248 285.928 [2026:016:01:55:30] 2d 02:27 8:26 PM Thu 15-Jan
2026:016:02:00:00ER Obsid: 41789 (0 ksec) Purpose: Perigee Attitude 2d 03:01 9:00 PM Thu 15-Jan
2026:016:02:15:41Maneuver to 255.87704 6.61201 54.900 [2026:016:03:00:14] 2d 03:16 9:15 PM Thu 15-Jan
2026:016:03:04:44ER Obsid: 41788 (0 ksec) Purpose: Perigee Attitude 2d 04:0510:04 PM Thu 15-Jan
2026:016:04:21:45Maneuver to 207.23334 26.58846 71.217 [2026:016:04:43:56] 2d 05:2211:21 PM Thu 15-Jan
2026:016:04:22:19Grating: NONE 2d 05:2311:22 PM Thu 15-Jan
2026:016:04:24:08RADMON Enable 2d 05:2511:24 PM Thu 15-Jan
2026:016:04:51:30Obsid: 31411 SI: ACIS-I (20 ksec) Target: A1795 2d 05:5211:51 PM Thu 15-Jan
2026:016:10:24:50Maneuver to 137.59165 7.03242 51.686 [2026:016:10:53:29] 2d 11:25 5:24 AM Fri 16-Jan
2026:016:10:57:59Obsid: 32101 SI: ACIS-S (11 ksec) Target: NGC2775 2d 11:58 5:57 AM Fri 16-Jan
2026:016:12:25:00Comm pass on DSS-26 (duration 1:00) 2d 13:26 7:25 AM Fri 16-Jan
2026:016:14:01:19Maneuver to 220.60015 -17.27924 70.000 [2026:016:14:31:24] 2d 15:02 9:01 AM Fri 16-Jan
2026:016:14:35:54Obsid: 32104 SI: ACIS-S (10 ksec) Target: NGC5728 2d 15:36 9:35 AM Fri 16-Jan
2026:016:15:25:44Load JAN1226A:CL016:1503 [2026:018:02:24:51] 2d 16:2610:25 AM Fri 16-Jan
2026:016:15:25:44Load JAN1226A:CL016:1503 [2026:018:02:24:51] 2d 16:2610:25 AM Fri 16-Jan
2026:016:17:22:34Maneuver to 258.19246 64.03605 30.014 [2026:016:17:53:09] 2d 18:2312:22 PM Fri 16-Jan
2026:016:17:57:39Obsid: 30421 SI: ACIS-I (38 ksec) Target: Abell 2255 2d 18:5812:57 PM Fri 16-Jan

CXO and GOES rates
CXOGOESLimit
HRC shield017250
HRC MCP484430
P4GM---0.06300
P41GM---0.018.47
CXO: from snapshot at 2026:013:16:20:32 (- 6:38)
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 flux1105000012000> 30
2hr avg flux1365000012000> 30
Orbital fluence9.4x105---2.0x109---
ACE data from 2026:013:22:45:00 (- 0:14)
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 to active levels for the past 24 hours. Solar wind speed reached a peak of 642 km/s at 13/0146Z. Total IMF reached 8 nT at 13/1046Z. The maximum southward component of Bz reached -7 nT at 13/0337Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 3574 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to active levels on day one (14 Jan), quiet to unsettled levels on day two (15 Jan) and quiet levels on day three (16 Jan).
Solar ActivityAnalysis of Solar Active Regions and Activity from 12/2100Z to 13/2100Z: Solar activity has been at low levels for the past 24 hours. There are currently 3 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 (14 Jan, 15 Jan, 16 Jan).

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor