Page content updated: 2026:153:07:09:00 ( 3:09 AM Tue 02-Jun )

Key Snapshot and SOH Values (Δt = - 3:12)
Obsid30535
Format2_NORM
RadMonENAB
CPE StatusNORM
RA247.960
Dec-47.373
Roll356.702
Pitch154.51
Sim Z75624
Sim Focus-467
HETG angle77.59
LETG angle76.09
SCS 107INAC
SCS 128ACT
SCS 129ACT
SCS 130ACT
RadMonENAB
SCS 131ACT
SCS 132ACT
SCS 133ACT
Snapshot from 2026:153:03:56:16 (Δt = - 3:12)

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)
2026:152:19:30:05Obsid: 31449 SI: ACIS-S (5 ksec) Target: 6dFJ0421194-313 -11:38 3:30 PM Mon 01-Jun
2026:152:20:00:00Comm pass on DSS-65 (duration 1:00)-11:09 4:00 PM Mon 01-Jun
2026:152:21:01:45Maneuver to 247.96554 -47.37541 356.705 [2026:152:21:35:12]-10:07 5:01 PM Mon 01-Jun
2026:152:21:39:42Obsid: 30535 SI: ACIS-S (28 ksec) Target: PWN J1631-4721 - 9:29 5:39 PM Mon 01-Jun
2026:153:03:00:00Comm pass on DSS-56 (duration 1:00)- 4:0911:00 PM Mon 01-Jun
2026:153:05:29:06Maneuver to 251.63727 -24.63965 33.744 [2026:153:05:49:20]- 1:39 1:29 AM Tue 02-Jun
2026:153:05:32:40Grating: HETG- 1:36 1:32 AM Tue 02-Jun
2026:153:05:34:43RADMON Disable- 1:34 1:34 AM Tue 02-Jun
2026:153:05:53:50ER Obsid: 41449 (3 ksec) Purpose: Perigee Attitude - 1:15 1:53 AM Tue 02-Jun
2026:153:06:43:50Maneuver to 253.84994 -21.87093 94.948 [2026:153:07:08:15]- 0:25 2:43 AM Tue 02-Jun
2026:153:07:09:00--------------- NOW --------------- 0:00 3:09 AM Tue 02-Jun
2026:153:07:12:45ER Obsid: 41448 (3 ksec) Purpose: Perigee Attitude 0:03 3:12 AM Tue 02-Jun
2026:153:10:30:29Load JUN0126A:CL153:1001 [2026:154:21:20:02] 3:21 6:30 AM Tue 02-Jun
2026:153:10:30:29Load JUN0126A:CL153:1001 [2026:154:21:20:02] 3:21 6:30 AM Tue 02-Jun
2026:153:10:33:29Maneuver to 302.68904 -6.94762 112.616 [2026:153:10:55:30] 3:24 6:33 AM Tue 02-Jun
2026:153:11:00:00ER Obsid: 41447 (3 ksec) Purpose: Perigee Attitude 3:51 7:00 AM Tue 02-Jun
2026:153:12:28:16Maneuver to 277.18564 24.21124 148.300 [2026:153:12:50:30] 5:19 8:28 AM Tue 02-Jun
2026:153:12:55:00ER Obsid: 41446 (3 ksec) Purpose: Perigee Attitude 5:46 8:55 AM Tue 02-Jun
2026:153:13:45:00Maneuver to 26.76624 57.68802 60.031 [2026:153:14:13:39] 6:36 9:45 AM Tue 02-Jun
2026:153:14:18:09ER Obsid: 41445 (3 ksec) Purpose: Perigee Attitude 7:0910:18 AM Tue 02-Jun
2026:153:14:40:00Comm pass on DSS-56 (duration 1:00) 7:3110:40 AM Tue 02-Jun
2026:153:17:25:47Maneuver to 306.75296 -2.29679 114.814 [2026:153:17:56:04] 10:16 1:25 PM Tue 02-Jun
2026:153:17:26:21Grating: NONE 10:17 1:26 PM Tue 02-Jun
2026:153:17:42:42RADMON Enable 10:33 1:42 PM Tue 02-Jun
2026:153:18:00:34Obsid: 29982 SI: ACIS-S (27 ksec) Target: IIZW083 10:51 2:00 PM Tue 02-Jun
2026:153:20:50:00Comm pass on DSS-65 (duration 1:00) 13:41 4:50 PM Tue 02-Jun
2026:154:01:30:34Maneuver to 171.86034 19.85587 245.366 [2026:154:02:14:12] 18:21 9:30 PM Tue 02-Jun
2026:154:02:18:42Obsid: 29885 SI: ACIS-S (40 ksec) Target: SDSS J112728.73 19:0910:18 PM Tue 02-Jun
2026:154:03:00:00Comm pass on DSS-65 (duration 1:00) 19:5111:00 PM Tue 02-Jun
2026:154:12:50:00Comm pass on DSS-26 (duration 1:00) 1d 05:41 8:50 AM Wed 03-Jun
2026:154:13:25:22Maneuver to 135.91172 -67.94801 238.713 [2026:154:13:56:55] 1d 06:16 9:25 AM Wed 03-Jun
2026:154:14:01:25Obsid: 31146 SI: ACIS-S (15 ksec) Target: SN2026hkg 1d 06:5210:01 AM Wed 03-Jun
2026:154:18:11:25Maneuver to 267.18425 -27.18864 61.999 [2026:154:18:44:02] 1d 11:02 2:11 PM Wed 03-Jun
2026:154:18:48:32Obsid: 32375 SI: ACIS-S (14 ksec) Target: SNR G1.9+0.3 1d 11:39 2:48 PM Wed 03-Jun
2026:154:19:50:00Comm pass on DSS-65 (duration 1:00) 1d 12:41 3:50 PM Wed 03-Jun
2026:154:22:47:12Load JUN0126A:CL154:2201 [2026:156:10:09:36] 1d 15:38 6:47 PM Wed 03-Jun
2026:154:22:47:12Load JUN0126A:CL154:2201 [2026:156:10:09:36] 1d 15:38 6:47 PM Wed 03-Jun
2026:154:22:50:12Maneuver to 234.46837 -24.50138 274.437 [2026:154:23:31:07] 1d 15:41 6:50 PM Wed 03-Jun
2026:154:23:35:37ER Obsid: 41444 (0 ksec) Purpose: Intermediate Attitud 1d 16:26 7:35 PM Wed 03-Jun
2026:154:23:51:18Maneuver to 150.19804 1.93850 241.000 [2026:155:00:21:29] 1d 16:42 7:51 PM Wed 03-Jun
2026:155:00:25:59Obsid: 30263 SI: ACIS-I (30 ksec) Target: Center of COSMO 1d 17:16 8:25 PM Wed 03-Jun
2026:155:02:25:00Comm pass on DSS-24 (duration 1:00) 1d 19:1610:25 PM Wed 03-Jun
2026:155:08:45:59Maneuver to 241.92844 -23.94543 277.598 [2026:155:09:17:41] 2d 01:36 4:45 AM Thu 04-Jun
2026:155:09:22:11ER Obsid: 41443 (0 ksec) Purpose: Perigee Attitude 2d 02:13 5:22 AM Thu 04-Jun
2026:155:09:37:52Maneuver to 267.18461 -27.19054 62.999 [2026:155:10:18:57] 2d 02:28 5:37 AM Thu 04-Jun
2026:155:10:23:27Obsid: 32376 SI: ACIS-S (12 ksec) Target: SNR G1.9+0.3 2d 03:14 6:23 AM Thu 04-Jun
2026:155:12:30:00Comm pass on DSS-36 (duration 1:00) 2d 05:21 8:30 AM Thu 04-Jun
2026:155:13:56:47Maneuver to 153.81962 -57.31365 239.925 [2026:155:14:33:01] 2d 06:47 9:56 AM Thu 04-Jun
2026:155:14:37:31Obsid: 30119 SI: ACIS-I (21 ksec) Target: PSR J1015-5719 2d 07:2810:37 AM Thu 04-Jun
2026:155:20:42:05Maneuver to 248.24393 -25.25018 304.539 [2026:155:21:09:01] 2d 13:33 4:42 PM Thu 04-Jun
2026:155:20:45:39Grating: HETG 2d 13:36 4:45 PM Thu 04-Jun
2026:155:20:48:05RADMON Disable 2d 13:39 4:48 PM Thu 04-Jun
2026:155:21:13:31ER Obsid: 41442 (3 ksec) Purpose: Perigee Attitude 2d 14:04 5:13 PM Thu 04-Jun
2026:155:22:03:31Maneuver to 247.70174 -20.98458 251.089 [2026:155:22:26:23] 2d 14:54 6:03 PM Thu 04-Jun
2026:155:22:30:53ER Obsid: 41441 (3 ksec) Purpose: Perigee Attitude 2d 15:21 6:30 PM Thu 04-Jun
2026:155:23:05:00Comm pass on DSS-54 (duration 1:00) 2d 15:56 7:05 PM Thu 04-Jun
2026:156:02:24:07Maneuver to 162.47679 16.79917 248.447 [2026:156:02:55:30] 2d 19:1510:24 PM Thu 04-Jun
2026:156:03:00:00ER Obsid: 41440 (3 ksec) Purpose: Perigee Attitude 2d 19:5111:00 PM Thu 04-Jun
2026:156:03:50:00Maneuver to 123.16322 14.50080 252.603 [2026:156:04:09:30] 2d 20:4111:50 PM Thu 04-Jun
2026:156:04:14:00ER Obsid: 41439 (3 ksec) Purpose: Perigee Attitude 2d 21:0512:14 AM Fri 05-Jun

CXO and GOES rates
CXOGOESLimit
HRC shield016250
HRC MCP407930
P4GM---0.02300
P41GM---0.018.47
CXO: from snapshot at 2026:153:03:56:16 (- 3:12)
GOES proxies: scaled 15 min average of GOES-16
Last avgs at HRC: - 0:19   P4GM: - 0:16   P41GM: - 0:19
ACE rates
Value2hr limitOrbital limitHours to
Orbital limit
Current flux23.95000012000> 30
2hr avg flux26.55000012000> 30
Orbital fluence4.9x106---2.0x109---
ACE data from 2026:153:06:55:00 (- 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 31/2100Z to 01/2100Z: The geomagnetic field has been at quiet to unsettled levels for the past 24 hours. Solar wind speed reached a peak of 494 km/s at 31/2150Z. Total IMF reached 7 nT at 01/1844Z. The maximum southward component of Bz reached -6 nT at 01/1415Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 550 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet levels on day one (02 Jun), quiet to active levels on day two (03 Jun) and unsettled to active levels on day three (04 Jun).
Solar ActivityAnalysis of Solar Active Regions and Activity from 31/2100Z to 01/2100Z: Solar activity has been at low levels for the past 24 hours. There are currently 10 numbered sunspot regions on the disk. IB. Solar Activity Forecast: Solar activity is expected to be low with a slight chance for an M-class flare on days one, two, and three (02 Jun, 03 Jun, 04 Jun).

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor