Page content updated: 2026:252:20:04:01 ( 4:04 PM Wed 09-Sep )

Key Snapshot and SOH Values (Δt = - 1:08)
Obsid30367
Format2_NORM
RadMonENAB
CPE StatusNORM
RA50.084
Dec41.502
Roll112.880
Pitch106.16
Sim Z92903
Sim Focus-535
HETG angle77.59
LETG angle75.71
SCS 107INAC
SCS 128ACT
SCS 129ACT
SCS 130ACT
RadMonENAB
SCS 131ACT
SCS 132ACT
SCS 133ACT
Snapshot from 2026:252:18:55:49 (Δt = - 1:08)

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)
2026:252:08:24:53Obsid: 32922 SI: ACIS-I (10 ksec) Target: RMJ232421.7+020 -11:39 4:24 AM Wed 09-Sep
2026:252:11:14:56Maneuver to 50.08072 41.50055 112.883 [2026:252:11:41:51]- 8:49 7:14 AM Wed 09-Sep
2026:252:11:46:21Obsid: 30367 SI: ACIS-I (32 ksec) Target: Perseus cluster - 8:17 7:46 AM Wed 09-Sep
2026:252:17:30:00Comm pass on DSS-53 (duration 1:30)- 2:34 1:30 PM Wed 09-Sep
2026:252:20:04:01--------------- NOW --------------- 0:00 4:04 PM Wed 09-Sep
2026:252:20:39:41Maneuver to 352.21644 5.24974 157.172 [2026:252:21:05:09] 0:35 4:39 PM Wed 09-Sep
2026:252:21:22:06Obsid: 30439 SI: HRC-I (8 ksec) Target: G29-38 1:18 5:22 PM Wed 09-Sep
2026:252:23:49:36Maneuver to 349.85500 -13.13200 13.238 [2026:253:00:32:39] 3:45 7:49 PM Wed 09-Sep
2026:253:00:37:09ER Obsid: 41159 (0 ksec) Purpose: Intermediate Attitud 4:33 8:37 PM Wed 09-Sep
2026:253:00:52:50Maneuver to 153.89577 -57.27246 164.248 [2026:253:01:27:56] 4:48 8:52 PM Wed 09-Sep
2026:253:01:30:00Comm pass on DSS-26 (duration 1:00) 5:25 9:30 PM Wed 09-Sep
2026:253:01:32:26Obsid: 32927 SI: ACIS-I (10 ksec) Target: PSR J1015-5719 5:28 9:32 PM Wed 09-Sep
2026:253:03:00:01Load SEP0726A:CL253:0301 [2026:254:13:50:02] 6:5611:00 PM Wed 09-Sep
2026:253:03:00:01Load SEP0726A:CL253:0301 [2026:254:13:50:02] 6:5611:00 PM Wed 09-Sep
2026:253:04:19:06Maneuver to 50.07914 41.49967 107.987 [2026:253:04:59:28] 8:1512:19 AM Thu 10-Sep
2026:253:05:03:58Obsid: 31882 SI: ACIS-I (35 ksec) Target: Perseus cluster 8:59 1:03 AM Thu 10-Sep
2026:253:10:50:00Comm pass on DSS-36 (duration 1:00) 14:45 6:50 AM Thu 10-Sep
2026:253:14:53:57Maneuver to 355.47200 0.59700 128.535 [2026:253:15:19:08] 18:4910:53 AM Thu 10-Sep
2026:253:14:57:31Grating: HETG 18:5310:57 AM Thu 10-Sep
2026:253:14:59:57RADMON Disable 18:5510:59 AM Thu 10-Sep
2026:253:15:23:38ER Obsid: 41158 (3 ksec) Purpose: Perigee Attitude 19:1911:23 AM Thu 10-Sep
2026:253:16:13:38Maneuver to 340.83200 -9.50000 300.381 [2026:253:17:03:06] 20:0912:13 PM Thu 10-Sep
2026:253:17:07:36ER Obsid: 41157 (3 ksec) Purpose: Perigee Attitude 21:03 1:07 PM Thu 10-Sep
2026:253:17:57:36Maneuver to 217.59800 -29.33000 242.292 [2026:253:18:33:44] 21:53 1:57 PM Thu 10-Sep
2026:253:18:38:14ER Obsid: 41156 (1 ksec) Purpose: Perigee Attitude 22:34 2:38 PM Thu 10-Sep
2026:253:18:45:00Comm pass on DSS-56 (duration 1:00) 22:40 2:45 PM Thu 10-Sep
2026:253:18:54:54Maneuver to 340.83200 -9.50000 300.236 [2026:253:19:31:02] 22:50 2:54 PM Thu 10-Sep
2026:253:19:35:32ER Obsid: 41155 (7 ksec) Purpose: Perigee Attitude 23:31 3:35 PM Thu 10-Sep
2026:253:21:40:32Maneuver to 219.00000 -26.60000 244.766 [2026:253:22:16:39] 1d 01:36 5:40 PM Thu 10-Sep
2026:253:22:21:09ER Obsid: 41154 (3 ksec) Purpose: Perigee Attitude 1d 02:17 6:21 PM Thu 10-Sep
2026:253:23:45:00Comm pass on DSS-36 (duration 1:00) 1d 03:40 7:45 PM Thu 10-Sep
2026:254:02:10:28Maneuver to 81.00000 7.00000 91.000 [2026:254:02:55:30] 1d 06:0610:10 PM Thu 10-Sep
2026:254:03:00:00ER Obsid: 41153 (3 ksec) Purpose: Perigee Attitude 1d 06:5511:00 PM Thu 10-Sep
2026:254:05:50:06Maneuver to 9.59719 -2.14936 97.528 [2026:254:06:17:04] 1d 09:46 1:50 AM Fri 11-Sep
2026:254:05:50:40Grating: NONE 1d 09:46 1:50 AM Fri 11-Sep
2026:254:05:59:16RADMON Enable 1d 09:55 1:59 AM Fri 11-Sep
2026:254:06:21:34Obsid: 31711 SI: ACIS-S (15 ksec) Target: 3CR 17 1d 10:17 2:21 AM Fri 11-Sep
2026:254:10:39:54Maneuver to 59.75579 -19.17589 87.917 [2026:254:11:03:11] 1d 14:35 6:39 AM Fri 11-Sep
2026:254:11:03:11ER Obsid: 41152 (0 ksec) Purpose: Perigee Attitude 1d 14:59 7:03 AM Fri 11-Sep
2026:254:11:03:32Maneuver to 153.90459 -57.27199 159.997 [2026:254:11:31:27] 1d 14:59 7:03 AM Fri 11-Sep
2026:254:11:35:57Obsid: 32928 SI: ACIS-I (13 ksec) Target: PSR J1015-5719 1d 15:31 7:35 AM Fri 11-Sep
2026:254:12:20:00Comm pass on DSS-53 (duration 1:00) 1d 16:15 8:20 AM Fri 11-Sep
2026:254:15:09:37Load SEP0726A:CL254:1501 [2026:256:02:40:01] 1d 19:0511:09 AM Fri 11-Sep
2026:254:15:09:37Load SEP0726A:CL254:1501 [2026:256:02:40:01] 1d 19:0511:09 AM Fri 11-Sep
2026:254:15:12:37Maneuver to 350.10600 -13.80000 3.993 [2026:254:15:47:33] 1d 19:0811:12 AM Fri 11-Sep
2026:254:15:52:03ER Obsid: 41151 (0 ksec) Purpose: Perigee Attitude 1d 19:4811:52 AM Fri 11-Sep
2026:254:16:07:44Maneuver to 352.21865 5.25237 164.335 [2026:254:16:54:23] 1d 20:0312:07 PM Fri 11-Sep
2026:254:16:58:53Obsid: 32930 SI: HRC-I (7 ksec) Target: G29-38 1d 20:5412:58 PM Fri 11-Sep
2026:254:18:10:00Comm pass on DSS-54 (duration 1:00) 1d 22:05 2:10 PM Fri 11-Sep
2026:254:19:03:53Maneuver to 182.55430 56.65392 343.795 [2026:254:19:41:11] 1d 22:59 3:03 PM Fri 11-Sep
2026:254:19:45:41Obsid: 31263 SI: ACIS-S (15 ksec) Target: WISEA J121024.5 1d 23:41 3:45 PM Fri 11-Sep
2026:254:23:55:41Maneuver to 60.00000 41.00000 106.529 [2026:255:00:22:45] 2d 03:51 7:55 PM Fri 11-Sep
2026:255:00:22:45ER Obsid: 41150 (0 ksec) Purpose: Intermediate Attitud 2d 04:18 8:22 PM Fri 11-Sep
2026:255:00:23:06Maneuver to 9.59368 -2.15389 86.000 [2026:255:00:50:22] 2d 04:19 8:23 PM Fri 11-Sep
2026:255:00:54:52Obsid: 32932 SI: ACIS-S (14 ksec) Target: 3CR 17 2d 04:50 8:54 PM Fri 11-Sep
2026:255:01:10:00Comm pass on DSS-24 (duration 1:00) 2d 05:05 9:10 PM Fri 11-Sep
2026:255:04:56:32Maneuver to 135.56079 -40.56826 129.521 [2026:255:05:33:39] 2d 08:5212:56 AM Sat 12-Sep
2026:255:05:00:07Grating: HETG 2d 08:56 1:00 AM Sat 12-Sep
2026:255:05:38:09Obsid: 30500 SI: ACIS-S (15 ksec) Target: Vela X-1 2d 09:34 1:38 AM Sat 12-Sep
2026:255:09:48:09Maneuver to 16.94656 -17.53007 63.000 [2026:255:10:21:14] 2d 13:44 5:48 AM Sat 12-Sep
2026:255:09:51:43Grating: NONE 2d 13:47 5:51 AM Sat 12-Sep
2026:255:10:30:34Obsid: 32924 SI: HRC-I (5 ksec) Target: VV 114 2d 14:26 6:30 AM Sat 12-Sep
2026:255:11:30:00Comm pass on DSS-65 (duration 1:00) 2d 15:25 7:30 AM Sat 12-Sep
2026:255:11:53:54Maneuver to 77.06793 27.87095 95.151 [2026:255:12:23:07] 2d 15:49 7:53 AM Sat 12-Sep
2026:255:12:27:37Obsid: 32923 SI: ACIS-S (16 ksec) Target: B2.2 0505+27 2d 16:23 8:27 AM Sat 12-Sep
2026:255:16:54:17Maneuver to 302.77789 -36.08413 294.659 [2026:255:17:42:12] 2d 20:5012:54 PM Sat 12-Sep
2026:255:17:46:42Obsid: 31055 SI: ACIS-S (46 ksec) Target: GL 783 2d 21:42 1:46 PM Sat 12-Sep

CXO and GOES rates
CXOGOESLimit
HRC shield017250
HRC MCP611930
P4GM---0.05300
P41GM---0.018.47
CXO: from snapshot at 2026:252:18:55:49 (- 1:08)
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 flux2705000012000> 30
2hr avg flux3005000012000> 30
Orbital fluence7.9x107---2.0x109---
ACE data from 2026:252:19:45:00 (- 0:19)
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 Activity
Solar Activity

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor