Page content updated: 2026:252:14:14:00 ( 10:14 AM Wed 09-Sep )

Key Snapshot and SOH Values (Δt = -10:17)
Obsid32246
Format2_NORM
RadMonENAB
CPE StatusNORM
RA258.183
Dec64.073
Roll261.023
Pitch85.19
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 2026:252:03:56:01 (Δt = -10:17)

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)
2026:252:02:28:54Obsid: 32246 SI: ACIS-I (19 ksec) Target: Abell 2255 -11:4510:28 PM Tue 08-Sep
2026:252:03:00:00Comm pass on DSS-23 (duration 1:00)-11:1411:00 PM Tue 08-Sep
2026:252:07:48:54Maneuver to 351.08327 2.11608 168.000 [2026:252:08:20:23]- 6:25 3:48 AM Wed 09-Sep
2026:252:08:24:53Obsid: 32922 SI: ACIS-I (10 ksec) Target: RMJ232421.7+020 - 5:49 4:24 AM Wed 09-Sep
2026:252:11:14:56Maneuver to 50.08072 41.50055 112.883 [2026:252:11:41:51]- 2:59 7:14 AM Wed 09-Sep
2026:252:11:46:21Obsid: 30367 SI: ACIS-I (32 ksec) Target: Perseus cluster - 2:27 7:46 AM Wed 09-Sep
2026:252:14:14:00--------------- NOW --------------- 0:0010:14 AM Wed 09-Sep
2026:252:17:30:00Comm pass on DSS-53 (duration 1:30) 3:16 1:30 PM Wed 09-Sep
2026:252:20:39:41Maneuver to 352.21644 5.24974 157.172 [2026:252:21:05:09] 6:25 4:39 PM Wed 09-Sep
2026:252:21:22:06Obsid: 30439 SI: HRC-I (8 ksec) Target: G29-38 7:08 5:22 PM Wed 09-Sep
2026:252:23:49:36Maneuver to 349.85500 -13.13200 13.238 [2026:253:00:32:39] 9:35 7:49 PM Wed 09-Sep
2026:253:00:37:09ER Obsid: 41159 (0 ksec) Purpose: Intermediate Attitud 10:23 8:37 PM Wed 09-Sep
2026:253:00:52:50Maneuver to 153.89577 -57.27246 164.248 [2026:253:01:27:56] 10:38 8:52 PM Wed 09-Sep
2026:253:01:30:00Comm pass on DSS-26 (duration 1:00) 11:16 9:30 PM Wed 09-Sep
2026:253:01:32:26Obsid: 32927 SI: ACIS-I (10 ksec) Target: PSR J1015-5719 11:18 9:32 PM Wed 09-Sep
2026:253:03:00:01Load SEP0726A:CL253:0301 [2026:254:13:50:02] 12:4611:00 PM Wed 09-Sep
2026:253:03:00:01Load SEP0726A:CL253:0301 [2026:254:13:50:02] 12:4611:00 PM Wed 09-Sep
2026:253:04:19:06Maneuver to 50.07914 41.49967 107.987 [2026:253:04:59:28] 14:0512:19 AM Thu 10-Sep
2026:253:05:03:58Obsid: 31882 SI: ACIS-I (35 ksec) Target: Perseus cluster 14:49 1:03 AM Thu 10-Sep
2026:253:10:50:00Comm pass on DSS-36 (duration 1:00) 20:36 6:50 AM Thu 10-Sep
2026:253:14:53:57Maneuver to 355.47200 0.59700 128.535 [2026:253:15:19:08] 1d 00:3910:53 AM Thu 10-Sep
2026:253:14:57:31Grating: HETG 1d 00:4310:57 AM Thu 10-Sep
2026:253:14:59:57RADMON Disable 1d 00:4510:59 AM Thu 10-Sep
2026:253:15:23:38ER Obsid: 41158 (3 ksec) Purpose: Perigee Attitude 1d 01:0911:23 AM Thu 10-Sep
2026:253:16:13:38Maneuver to 340.83200 -9.50000 300.381 [2026:253:17:03:06] 1d 01:5912:13 PM Thu 10-Sep
2026:253:17:07:36ER Obsid: 41157 (3 ksec) Purpose: Perigee Attitude 1d 02:53 1:07 PM Thu 10-Sep
2026:253:17:57:36Maneuver to 217.59800 -29.33000 242.292 [2026:253:18:33:44] 1d 03:43 1:57 PM Thu 10-Sep
2026:253:18:38:14ER Obsid: 41156 (1 ksec) Purpose: Perigee Attitude 1d 04:24 2:38 PM Thu 10-Sep
2026:253:18:45:00Comm pass on DSS-56 (duration 1:00) 1d 04:31 2:45 PM Thu 10-Sep
2026:253:18:54:54Maneuver to 340.83200 -9.50000 300.236 [2026:253:19:31:02] 1d 04:40 2:54 PM Thu 10-Sep
2026:253:19:35:32ER Obsid: 41155 (7 ksec) Purpose: Perigee Attitude 1d 05:21 3:35 PM Thu 10-Sep
2026:253:21:40:32Maneuver to 219.00000 -26.60000 244.766 [2026:253:22:16:39] 1d 07:26 5:40 PM Thu 10-Sep
2026:253:22:21:09ER Obsid: 41154 (3 ksec) Purpose: Perigee Attitude 1d 08:07 6:21 PM Thu 10-Sep
2026:253:23:45:00Comm pass on DSS-36 (duration 1:00) 1d 09:31 7:45 PM Thu 10-Sep
2026:254:02:10:28Maneuver to 81.00000 7.00000 91.000 [2026:254:02:55:30] 1d 11:5610:10 PM Thu 10-Sep
2026:254:03:00:00ER Obsid: 41153 (3 ksec) Purpose: Perigee Attitude 1d 12:4611:00 PM Thu 10-Sep
2026:254:05:50:06Maneuver to 9.59719 -2.14936 97.528 [2026:254:06:17:04] 1d 15:36 1:50 AM Fri 11-Sep
2026:254:05:50:40Grating: NONE 1d 15:36 1:50 AM Fri 11-Sep
2026:254:05:59:16RADMON Enable 1d 15:45 1:59 AM Fri 11-Sep
2026:254:06:21:34Obsid: 31711 SI: ACIS-S (15 ksec) Target: 3CR 17 1d 16:07 2:21 AM Fri 11-Sep
2026:254:10:39:54Maneuver to 59.75579 -19.17589 87.917 [2026:254:11:03:11] 1d 20:25 6:39 AM Fri 11-Sep
2026:254:11:03:11ER Obsid: 41152 (0 ksec) Purpose: Perigee Attitude 1d 20:49 7:03 AM Fri 11-Sep
2026:254:11:03:32Maneuver to 153.90459 -57.27199 159.997 [2026:254:11:31:27] 1d 20:49 7:03 AM Fri 11-Sep
2026:254:11:35:57Obsid: 32928 SI: ACIS-I (13 ksec) Target: PSR J1015-5719 1d 21:21 7:35 AM Fri 11-Sep
2026:254:12:20:00Comm pass on DSS-53 (duration 1:00) 1d 22:06 8:20 AM Fri 11-Sep
2026:254:15:09:37Load SEP0726A:CL254:1501 [2026:256:02:40:01] 2d 00:5511:09 AM Fri 11-Sep
2026:254:15:09:37Load SEP0726A:CL254:1501 [2026:256:02:40:01] 2d 00:5511:09 AM Fri 11-Sep
2026:254:15:12:37Maneuver to 350.10600 -13.80000 3.993 [2026:254:15:47:33] 2d 00:5811:12 AM Fri 11-Sep
2026:254:15:52:03ER Obsid: 41151 (0 ksec) Purpose: Perigee Attitude 2d 01:3811:52 AM Fri 11-Sep
2026:254:16:07:44Maneuver to 352.21865 5.25237 164.335 [2026:254:16:54:23] 2d 01:5312:07 PM Fri 11-Sep
2026:254:16:58:53Obsid: 32930 SI: HRC-I (7 ksec) Target: G29-38 2d 02:4412:58 PM Fri 11-Sep
2026:254:18:10:00Comm pass on DSS-54 (duration 1:00) 2d 03:56 2:10 PM Fri 11-Sep
2026:254:19:03:53Maneuver to 182.55430 56.65392 343.795 [2026:254:19:41:11] 2d 04:49 3:03 PM Fri 11-Sep
2026:254:19:45:41Obsid: 31263 SI: ACIS-S (15 ksec) Target: WISEA J121024.5 2d 05:31 3:45 PM Fri 11-Sep
2026:254:23:55:41Maneuver to 60.00000 41.00000 106.529 [2026:255:00:22:45] 2d 09:41 7:55 PM Fri 11-Sep
2026:255:00:22:45ER Obsid: 41150 (0 ksec) Purpose: Intermediate Attitud 2d 10:08 8:22 PM Fri 11-Sep
2026:255:00:23:06Maneuver to 9.59368 -2.15389 86.000 [2026:255:00:50:22] 2d 10:09 8:23 PM Fri 11-Sep
2026:255:00:54:52Obsid: 32932 SI: ACIS-S (14 ksec) Target: 3CR 17 2d 10:40 8:54 PM Fri 11-Sep
2026:255:01:10:00Comm pass on DSS-24 (duration 1:00) 2d 10:56 9:10 PM Fri 11-Sep
2026:255:04:56:32Maneuver to 135.56079 -40.56826 129.521 [2026:255:05:33:39] 2d 14:4212:56 AM Sat 12-Sep
2026:255:05:00:07Grating: HETG 2d 14:46 1:00 AM Sat 12-Sep
2026:255:05:38:09Obsid: 30500 SI: ACIS-S (15 ksec) Target: Vela X-1 2d 15:24 1:38 AM Sat 12-Sep
2026:255:09:48:09Maneuver to 16.94656 -17.53007 63.000 [2026:255:10:21:14] 2d 19:34 5:48 AM Sat 12-Sep
2026:255:09:51:43Grating: NONE 2d 19:37 5:51 AM Sat 12-Sep
2026:255:10:30:34Obsid: 32924 SI: HRC-I (5 ksec) Target: VV 114 2d 20:16 6:30 AM Sat 12-Sep
2026:255:11:30:00Comm pass on DSS-65 (duration 1:00) 2d 21:16 7:30 AM Sat 12-Sep
2026:255:11:53:54Maneuver to 77.06793 27.87095 95.151 [2026:255:12:23:07] 2d 21:39 7:53 AM Sat 12-Sep
2026:255:12:27:37Obsid: 32923 SI: ACIS-S (16 ksec) Target: B2.2 0505+27 2d 22:13 8:27 AM Sat 12-Sep

CXO and GOES rates
CXOGOESLimit
HRC shield017250
HRC MCP356930
P4GM---0.05300
P41GM---0.018.47
CXO: from snapshot at 2026:252:03:56:01 (-10:17)
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 flux3375000012000> 30
2hr avg flux4355000012000> 30
Orbital fluence7.3x107---2.0x109---
ACE data from 2026:252:14:00:00 (- 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 Activity
Solar Activity

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor