Page content updated: 2026:085:01:10:00 ( 9:10 PM Wed 25-Mar )

Key Snapshot and SOH Values (Δt = -21:13)
Obsid32252
Format2_NORM
RadMonENAB
CPE StatusNORM
RA95.022
Dec54.811
Roll268.066
Pitch89.19
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 2026:084:03:56:19 (Δt = -21:13)

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)
2026:084:14:08:13Maneuver to 313.62900 -22.46000 109.391 [2026:084:14:45:30]-11:0110:08 AM Wed 25-Mar
2026:084:14:50:00ER Obsid: 41602 (3 ksec) Purpose: Perigee Attitude -10:2010:50 AM Wed 25-Mar
2026:084:18:34:50Maneuver to 313.62900 -22.46000 109.380 [2026:084:18:38:50]- 6:35 2:34 PM Wed 25-Mar
2026:084:18:38:50ER Obsid: 41601 (0 ksec) Purpose: Perigee Attitude - 6:31 2:38 PM Wed 25-Mar
2026:084:18:48:12Maneuver to 189.91100 -5.59600 56.341 [2026:084:19:25:30]- 6:21 2:48 PM Wed 25-Mar
2026:084:19:30:00ER Obsid: 41600 (0 ksec) Purpose: Perigee Attitude - 5:40 3:30 PM Wed 25-Mar
2026:084:19:45:41Maneuver to 180.37800 3.47600 217.024 [2026:084:20:32:27]- 5:24 3:45 PM Wed 25-Mar
2026:084:20:36:57ER Obsid: 41599 (0 ksec) Purpose: Perigee Attitude - 4:33 4:36 PM Wed 25-Mar
2026:084:20:49:05Load MAR2426A:CL084:2002 [2026:086:04:43:29]- 4:20 4:49 PM Wed 25-Mar
2026:084:20:49:05Load MAR2426A:CL084:2002 [2026:086:04:43:29]- 4:20 4:49 PM Wed 25-Mar
2026:084:22:07:16Maneuver to 35.59474 42.34278 316.920 [2026:084:22:45:52]- 3:02 6:07 PM Wed 25-Mar
2026:084:22:07:50Grating: NONE- 3:02 6:07 PM Wed 25-Mar
2026:084:22:28:04RADMON Enable- 2:41 6:28 PM Wed 25-Mar
2026:084:22:50:22Obsid: 29828 SI: ACIS-S (15 ksec) Target: SN 1986J - 2:19 6:50 PM Wed 25-Mar
2026:085:01:10:00--------------- NOW --------------- 0:00 9:10 PM Wed 25-Mar
2026:085:03:00:22Maneuver to 95.02620 54.80991 268.585 [2026:085:03:20:14] 1:5011:00 PM Wed 25-Mar
2026:085:03:24:44Obsid: 32258 SI: ACIS-S (12 ksec) Target: MASTER J0620+54 2:1411:24 PM Wed 25-Mar
2026:085:03:50:00Comm pass on DSS-65 (duration 1:30) 2:4011:50 PM Wed 25-Mar
2026:085:06:48:04Maneuver to 188.99826 27.94023 174.986 [2026:085:07:15:11] 5:38 2:48 AM Thu 26-Mar
2026:085:07:19:41Obsid: 32255 SI: ACIS-S (24 ksec) Target: At 2016blu 6:09 3:19 AM Thu 26-Mar
2026:085:11:55:00Comm pass on DSS-26 (duration 1:00) 10:45 7:55 AM Thu 26-Mar
2026:085:14:00:51Maneuver to 92.24416 -0.44213 275.000 [2026:085:14:37:01] 12:5010:00 AM Thu 26-Mar
2026:085:14:41:31Obsid: 32253 SI: ACIS-S (12 ksec) Target: Gaia DR2 312226 13:3110:41 AM Thu 26-Mar
2026:085:18:09:51Maneuver to 188.99686 27.93977 174.986 [2026:085:18:46:01] 16:59 2:09 PM Thu 26-Mar
2026:085:18:50:31Obsid: 32256 SI: ACIS-S (16 ksec) Target: At 2016blu 17:40 2:50 PM Thu 26-Mar
2026:085:23:17:11Maneuver to 92.24483 -0.44329 275.000 [2026:085:23:53:21] 22:07 7:17 PM Thu 26-Mar
2026:085:23:57:51Obsid: 32259 SI: ACIS-S (12 ksec) Target: Gaia DR2 312226 22:47 7:57 PM Thu 26-Mar
2026:086:01:05:00Comm pass on DSS-54 (duration 1:30) 23:55 9:05 PM Thu 26-Mar
2026:086:03:26:11Maneuver to 188.99508 27.94063 177.987 [2026:086:04:02:04] 1d 02:1611:26 PM Thu 26-Mar
2026:086:04:06:34Obsid: 32257 SI: ACIS-S (16 ksec) Target: At 2016blu 1d 02:5612:06 AM Fri 27-Mar
2026:086:08:30:14Load MAR2426A:CL086:0802 [2026:087:19:49:45] 1d 07:20 4:30 AM Fri 27-Mar
2026:086:08:30:14Load MAR2426A:CL086:0802 [2026:087:19:49:45] 1d 07:20 4:30 AM Fri 27-Mar
2026:086:08:33:14Maneuver to 63.62070 23.59106 281.607 [2026:086:09:08:15] 1d 07:23 4:33 AM Fri 27-Mar
2026:086:09:15:39Obsid: 31057 SI: HRC-I (5 ksec) Target: HD 26736 1d 08:05 5:15 AM Fri 27-Mar
2026:086:10:45:00Comm pass on DSS-26 (duration 1:00) 1d 09:35 6:45 AM Fri 27-Mar
2026:086:10:47:19Maneuver to 65.13142 70.56324 298.606 [2026:086:11:09:28] 1d 09:37 6:47 AM Fri 27-Mar
2026:086:11:09:28ER Obsid: 41598 (0 ksec) Purpose: Intermediate Attitud 1d 09:59 7:09 AM Fri 27-Mar
2026:086:11:14:28Maneuver to 258.24343 64.04190 107.099 [2026:086:11:35:32] 1d 10:04 7:14 AM Fri 27-Mar
2026:086:11:40:02Obsid: 30025 SI: ACIS-I (21 ksec) Target: Abell 2255 1d 10:30 7:40 AM Fri 27-Mar
2026:086:17:30:00Comm pass on DSS-34 (duration 1:00) 1d 16:20 1:30 PM Fri 27-Mar
2026:086:17:30:02Maneuver to 135.32100 18.62536 252.455 [2026:086:18:01:49] 1d 16:20 1:30 PM Fri 27-Mar
2026:086:18:06:19Obsid: 31150 SI: ACIS-S (29 ksec) Target: AT2026dbl 1d 16:56 2:06 PM Fri 27-Mar
2026:087:02:26:12Maneuver to 39.00000 46.00000 316.853 [2026:087:02:55:11] 2d 01:1610:26 PM Fri 27-Mar
2026:087:02:29:46Grating: HETG 2d 01:1910:29 PM Fri 27-Mar
2026:087:02:30:00Comm pass on DSS-65 (duration 1:00) 2d 01:2010:30 PM Fri 27-Mar
2026:087:02:31:49RADMON Disable 2d 01:2110:31 PM Fri 27-Mar
2026:087:02:59:41ER Obsid: 41597 (3 ksec) Purpose: Perigee Attitude 2d 01:4910:59 PM Fri 27-Mar
2026:087:03:49:41Maneuver to 181.25500 2.76900 223.571 [2026:087:04:27:38] 2d 02:3911:49 PM Fri 27-Mar
2026:087:04:32:08ER Obsid: 41596 (0 ksec) Purpose: Perigee Attitude 2d 03:2212:32 AM Sat 28-Mar
2026:087:04:47:49Maneuver to 189.92400 -5.60000 50.344 [2026:087:05:37:22] 2d 03:3712:47 AM Sat 28-Mar
2026:087:05:41:52ER Obsid: 41595 (3 ksec) Purpose: Perigee Attitude 2d 04:31 1:41 AM Sat 28-Mar
2026:087:06:31:52Maneuver to 326.28140 -32.54101 124.907 [2026:087:07:10:22] 2d 05:21 2:31 AM Sat 28-Mar
2026:087:07:14:52ER Obsid: 41594 (3 ksec) Purpose: Perigee Attitude 2d 06:04 3:14 AM Sat 28-Mar
2026:087:10:10:00Comm pass on DSS-36 (duration 1:00) 2d 09:00 6:10 AM Sat 28-Mar
2026:087:10:21:00Maneuver to 326.28140 -32.54101 124.853 [2026:087:10:25:00] 2d 09:11 6:21 AM Sat 28-Mar
2026:087:10:25:00ER Obsid: 41593 (0 ksec) Purpose: Perigee Attitude 2d 09:15 6:25 AM Sat 28-Mar
2026:087:10:25:21Maneuver to 189.92400 -5.60000 49.578 [2026:087:11:03:50] 2d 09:15 6:25 AM Sat 28-Mar
2026:087:11:08:20ER Obsid: 41592 (0 ksec) Purpose: Perigee Attitude 2d 09:58 7:08 AM Sat 28-Mar
2026:087:11:24:01Maneuver to 181.25500 2.76900 224.396 [2026:087:12:13:55] 2d 10:14 7:24 AM Sat 28-Mar
2026:087:12:18:25ER Obsid: 41591 (0 ksec) Purpose: Perigee Attitude 2d 11:08 8:18 AM Sat 28-Mar
2026:087:12:52:26Maneuver to 49.92803 41.59834 296.215 [2026:087:13:29:36] 2d 11:42 8:52 AM Sat 28-Mar
2026:087:12:53:00Grating: NONE 2d 11:43 8:53 AM Sat 28-Mar
2026:087:13:11:48RADMON Enable 2d 12:01 9:11 AM Sat 28-Mar
2026:087:13:34:06Obsid: 32249 SI: ACIS-I (15 ksec) Target: Perseus cluster 2d 12:24 9:34 AM Sat 28-Mar
2026:087:17:59:06Maneuver to 180.14700 -1.75800 259.449 [2026:087:18:37:41] 2d 16:49 1:59 PM Sat 28-Mar
2026:087:18:42:11ER Obsid: 41590 (0 ksec) Purpose: Intermediate Attitud 2d 17:32 2:42 PM Sat 28-Mar
2026:087:18:57:52Maneuver to 189.90577 -5.36948 49.974 [2026:087:19:42:13] 2d 17:47 2:57 PM Sat 28-Mar
2026:087:18:58:26Grating: HETG 2d 17:48 2:58 PM Sat 28-Mar
2026:087:19:05:00Comm pass on DSS-56 (duration 1:00) 2d 17:55 3:05 PM Sat 28-Mar
2026:087:19:46:43Obsid: 32244 SI: ACIS-S (9 ksec) Target: NGC 4593 2d 18:36 3:46 PM Sat 28-Mar
2026:087:20:35:01Load MAR2426A:CL087:2002 [2026:088:21:40:04] 2d 19:25 4:35 PM Sat 28-Mar
2026:087:20:35:01Load MAR2426A:CL087:2002 [2026:088:21:40:04] 2d 19:25 4:35 PM Sat 28-Mar
2026:087:22:28:23Maneuver to 310.00000 -24.00000 107.752 [2026:087:23:04:55] 2d 21:18 6:28 PM Sat 28-Mar
2026:087:23:09:25ER Obsid: 41589 (0 ksec) Purpose: Intermediate Attitud 2d 21:59 7:09 PM Sat 28-Mar
2026:087:23:25:06Maneuver to 49.92443 41.60010 297.018 [2026:088:00:12:00] 2d 22:15 7:25 PM Sat 28-Mar
2026:087:23:25:41Grating: NONE 2d 22:15 7:25 PM Sat 28-Mar
2026:087:23:35:00Comm pass on DSS-65 (duration 1:00) 2d 22:25 7:35 PM Sat 28-Mar
2026:088:00:16:30Obsid: 30328 SI: ACIS-I (16 ksec) Target: Perseus cluster 2d 23:06 8:16 PM Sat 28-Mar

CXO and GOES rates
CXOGOESLimit
HRC shield016250
HRC MCP484430
P4GM---0.05300
P41GM---0.018.47
CXO: from snapshot at 2026:084:03:56:19 (-21:13)
GOES proxies: scaled 15 min average of GOES-16
Last avgs at HRC: - 0:15   P4GM: - 0:15   P41GM: - 0:15
ACE rates
Value2hr limitOrbital limitHours to
Orbital limit
Current flux48305000012000> 30
2hr avg flux49205000012000> 30
Orbital fluence4.6x107---2.0x109---
ACE data from 2026:085:00:55:00 (- 0:15)
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 24/2100Z to 25/2100Z: The geomagnetic field has been at quiet to minor storm levels for the past 24 hours. Solar wind speed reached a peak of 633 km/s at 25/0858Z. Total IMF reached 10 nT at 25/0843Z. The maximum southward component of Bz reached -8 nT at 25/0714Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 8451 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to minor storm levels on day one (26 Mar), quiet to unsettled levels on day two (27 Mar) and quiet levels on day three (28 Mar).
Solar ActivityAnalysis of Solar Active Regions and Activity from 24/2100Z to 25/2100Z: Solar activity has been at low levels for the past 24 hours. There are currently 7 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 (26 Mar, 27 Mar, 28 Mar).

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor