Page content updated: 2025:157:13:53:00 ( 9:53 AM Fri 06-Jun )

Key Snapshot and SOH Values (Δt = - 2:37)
Obsid28008
Format2_NORM
RadMonENAB
CPE StatusNORM
RA247.973
Dec-47.875
Roll339.974
Pitch154.34
Sim Z73176
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 2025:157:11:15:40 (Δt = - 2:37)

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)
2025:157:02:15:00Comm pass on DSS-65 (duration 1:00)-11:3810:15 PM Thu 05-Jun
2025:157:05:48:37Maneuver to 247.96844 -47.87517 339.971 [2025:157:06:28:10]- 8:04 1:48 AM Fri 06-Jun
2025:157:05:52:11Grating: HETG- 8:00 1:52 AM Fri 06-Jun
2025:157:06:32:40Obsid: 28008 SI: ACIS-S (25 ksec) Target: IGR J16320-4751 - 7:20 2:32 AM Fri 06-Jun
2025:157:10:20:00Comm pass on DSS-26 (duration 1:00)- 3:33 6:20 AM Fri 06-Jun
2025:157:13:29:20Maneuver to 187.77177 11.96984 241.959 [2025:157:14:03:41]- 0:23 9:29 AM Fri 06-Jun
2025:157:13:32:55Grating: NONE- 0:20 9:32 AM Fri 06-Jun
2025:157:13:53:00--------------- NOW --------------- 0:00 9:53 AM Fri 06-Jun
2025:157:14:08:11Obsid: 29894 SI: ACIS-S (22 ksec) Target: NGVS J123104.48 0:1510:08 AM Fri 06-Jun
2025:157:19:45:00Comm pass on DSS-65 (duration 1:00) 5:52 3:45 PM Fri 06-Jun
2025:157:20:14:51Maneuver to 164.53811 -77.26368 264.433 [2025:157:20:47:24] 6:21 4:14 PM Fri 06-Jun
2025:157:20:51:54Obsid: 29444 SI: ACIS-S (15 ksec) Target: SZ Cha 6:58 4:51 PM Fri 06-Jun
2025:158:01:01:54Maneuver to 36.47388 -41.91037 134.004 [2025:158:01:25:34] 11:08 9:01 PM Fri 06-Jun
2025:158:01:30:04Obsid: 28684 SI: ACIS-S (15 ksec) Target: Abell 3017 11:37 9:30 PM Fri 06-Jun
2025:158:02:10:00Comm pass on DSS-65 (duration 1:00) 12:1710:10 PM Fri 06-Jun
2025:158:05:48:24Maneuver to 248.47254 -47.39622 346.975 [2025:158:06:18:43] 15:55 1:48 AM Sat 07-Jun
2025:158:05:51:58Grating: HETG 15:58 1:51 AM Sat 07-Jun
2025:158:06:23:13Obsid: 29785 SI: ACIS-S (30 ksec) Target: 4U 1630-47 16:30 2:23 AM Sat 07-Jun
2025:158:12:05:00Comm pass on DSS-24 (duration 1:00) 22:12 8:05 AM Sat 07-Jun
2025:158:12:05:00Load JUN0225B:CL158:1202 [2025:159:23:43:43] 22:12 8:05 AM Sat 07-Jun
2025:158:12:05:00Load JUN0225B:CL158:1202 [2025:159:23:43:43] 22:12 8:05 AM Sat 07-Jun
2025:158:14:57:17Maneuver to 91.40000 -43.90000 195.628 [2025:158:15:27:31] 1d 01:0410:57 AM Sat 07-Jun
2025:158:15:02:50RADMON Disable 1d 01:0911:02 AM Sat 07-Jun
2025:158:15:32:01ER Obsid: 42364 (3 ksec) Purpose: Perigee Attitude 1d 01:3911:32 AM Sat 07-Jun
2025:158:16:22:01Maneuver to 251.03196 -27.64151 317.864 [2025:158:16:57:00] 1d 02:2912:22 PM Sat 07-Jun
2025:158:17:01:30ER Obsid: 42363 (3 ksec) Purpose: Perigee Attitude 1d 03:08 1:01 PM Sat 07-Jun
2025:158:17:51:30Maneuver to 90.58684 -48.74300 194.282 [2025:158:18:25:36] 1d 03:58 1:51 PM Sat 07-Jun
2025:158:18:30:06ER Obsid: 42362 (3 ksec) Purpose: Perigee Attitude 1d 04:37 2:30 PM Sat 07-Jun
2025:159:00:02:01Maneuver to 255.44893 -42.24674 358.420 [2025:159:00:32:37] 1d 10:09 8:02 PM Sat 07-Jun
2025:159:00:02:36Grating: NONE 1d 10:09 8:02 PM Sat 07-Jun
2025:159:00:14:49RADMON Enable 1d 10:21 8:14 PM Sat 07-Jun
2025:159:00:37:07Obsid: 30957 SI: ACIS-I (10 ksec) Target: XMMU J170147.3- 1d 10:44 8:37 PM Sat 07-Jun
2025:159:02:00:00Comm pass on DSS-65 (duration 1:00) 1d 12:0710:00 PM Sat 07-Jun
2025:159:03:23:47Maneuver to 268.42446 -25.77154 76.004 [2025:159:03:50:55] 1d 13:3011:23 PM Sat 07-Jun
2025:159:03:55:25Obsid: 29907 SI: ACIS-I (5 ksec) Target: IGR J17538-2544 1d 14:0211:55 PM Sat 07-Jun
2025:159:05:18:45Maneuver to 36.47458 -41.91010 144.004 [2025:159:05:52:04] 1d 15:25 1:18 AM Sun 08-Jun
2025:159:05:56:34Obsid: 30959 SI: ACIS-S (14 ksec) Target: Abell 3017 1d 16:03 1:56 AM Sun 08-Jun
2025:159:09:58:14Maneuver to 247.96867 -47.87287 334.971 [2025:159:10:29:25] 1d 20:05 5:58 AM Sun 08-Jun
2025:159:10:01:49Grating: HETG 1d 20:08 6:01 AM Sun 08-Jun
2025:159:10:33:55Obsid: 30955 SI: ACIS-S (25 ksec) Target: IGR J16320-4751 1d 20:40 6:33 AM Sun 08-Jun
2025:159:12:00:00Comm pass on DSS-24 (duration 1:00) 1d 22:07 8:00 AM Sun 08-Jun
2025:159:17:30:35Maneuver to 159.11421 13.47444 243.999 [2025:159:18:05:53] 2d 03:37 1:30 PM Sun 08-Jun
2025:159:17:34:10Grating: NONE 2d 03:41 1:34 PM Sun 08-Jun
2025:159:17:50:00Comm pass on DSS-54 (duration 1:00) 2d 03:57 1:50 PM Sun 08-Jun
2025:159:18:10:23Obsid: 29941 SI: ACIS-S (20 ksec) Target: QSO B1033+1342 2d 04:17 2:10 PM Sun 08-Jun
2025:159:23:40:43Load JUN0925A:CL159:2310 [2025:161:15:35:02] 2d 09:47 7:40 PM Sun 08-Jun
2025:159:23:40:43Load JUN0925A:CL159:2310 [2025:161:15:35:02] 2d 09:47 7:40 PM Sun 08-Jun
2025:159:23:43:43Maneuver to 260.31899 -52.96336 355.978 [2025:160:00:21:00] 2d 09:50 7:43 PM Sun 08-Jun
2025:160:00:25:30Obsid: 29734 SI: ACIS-I (16 ksec) Target: 4FGL J1721.3-52 2d 10:32 8:25 PM Sun 08-Jun
2025:160:02:10:00Comm pass on DSS-65 (duration 1:00) 2d 12:1710:10 PM Sun 08-Jun
2025:160:04:52:10Maneuver to 49.92560 -19.40262 150.001 [2025:160:05:26:24] 2d 14:5912:52 AM Mon 09-Jun
2025:160:05:30:54Obsid: 28538 SI: ACIS-S (10 ksec) Target: NGC1300 2d 15:37 1:30 AM Mon 09-Jun
2025:160:08:17:34Maneuver to 26.75149 14.60320 107.823 [2025:160:08:41:20] 2d 18:24 4:17 AM Mon 09-Jun
2025:160:08:41:20ER Obsid: 42361 (0 ksec) Purpose: Intermediate Attitud 2d 18:48 4:41 AM Mon 09-Jun
2025:160:08:41:41Maneuver to 283.75200 32.43351 152.110 [2025:160:09:13:23] 2d 18:48 4:41 AM Mon 09-Jun
2025:160:09:17:53Obsid: 28100 SI: ACIS-S (38 ksec) Target: J-PLUS EELG-7 2d 19:24 5:17 AM Mon 09-Jun
2025:160:12:00:00Comm pass on DSS-24 (duration 1:00) 2d 22:07 8:00 AM Mon 09-Jun

CXO and GOES rates
CXOGOESLimit
HRC shield016250
HRC MCP458930
P4GM---0.21300
P41GM---0.018.47
CXO: from snapshot at 2025:157:11:15:40 (- 2:37)
GOES proxies: scaled 15 min average of GOES-16
Last avgs at HRC: - 0:18   P4GM: - 0:18   P41GM: - 0:20
ACE rates
Value2hr limitOrbital limitHours to
Orbital limit
Current flux2095000012000> 30
2hr avg flux2315000012000> 30
Orbital fluence1.8x107---2.0x109---
ACE data from 2025:157:13:40:00 (- 0:13)
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 04/2100Z to 05/2100Z: The geomagnetic field has been at quiet to active levels for the past 24 hours. Solar wind speed reached a peak of 765 km/s at 04/2240Z. Total IMF reached 8 nT at 04/2114Z. The maximum southward component of Bz reached -3 nT at 05/1706Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 2215 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to active levels on days one and three (06 Jun, 08 Jun) and quiet to minor storm levels on day two (07 Jun).
Solar ActivityAnalysis of Solar Active Regions and Activity from 04/2100Z to 05/2100Z: Solar activity has been at moderate levels for the past 24 hours. There are currently 5 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 (06 Jun, 07 Jun, 08 Jun).

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor