Page content updated: 2026:236:03:57:01 ( 11:57 PM Sun 23-Aug )

Key Snapshot and SOH Values (Δt = - 2:04)
Obsid30237
Format2_NORM
RadMonENAB
CPE StatusNORM
RA40.456
Dec-8.365
Roll98.764
Pitch112.83
Sim Z92903
Sim Focus-535
HETG angle77.59
LETG angle75.71
SCS 107INAC
SCS 128ACT
SCS 129ACT
SCS 130INAC
RadMonENAB
SCS 131ACT
SCS 132ACT
SCS 133INAC
Snapshot from 2026:236:01:52:05 (Δt = - 2:04)

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)
2026:235:16:40:53Maneuver to 332.28233 -47.17597 359.973 [2026:235:17:13:11]-11:1612:40 PM Sun 23-Aug
2026:235:17:04:09RADMON Enable-10:52 1:04 PM Sun 23-Aug
2026:235:17:17:41Obsid: 32502 SI: ACIS-S (16 ksec) Target: NGC 7213 -10:39 1:17 PM Sun 23-Aug
2026:235:21:56:21Load AUG2426A:CL235:2101 [2026:237:09:49:13]- 6:00 5:56 PM Sun 23-Aug
2026:235:21:56:21Load AUG2426A:CL235:2101 [2026:237:09:49:13]- 6:00 5:56 PM Sun 23-Aug
2026:235:21:59:21Maneuver to 40.45414 -8.36371 98.764 [2026:235:22:30:22]- 5:57 5:59 PM Sun 23-Aug
2026:235:22:02:55Grating: NONE- 5:54 6:02 PM Sun 23-Aug
2026:235:22:34:52Obsid: 30237 SI: ACIS-I (27 ksec) Target: [vD2023]1 - 5:22 6:34 PM Sun 23-Aug
2026:236:00:55:00Comm pass on DSS-54 (duration 1:00)- 3:02 8:55 PM Sun 23-Aug
2026:236:03:57:01--------------- NOW --------------- 0:0011:57 PM Sun 23-Aug
2026:236:06:10:53Maneuver to 343.86963 -5.15653 119.413 [2026:236:06:35:43] 2:13 2:10 AM Mon 24-Aug
2026:236:06:40:13ER Obsid: 41207 (0 ksec) Purpose: Intermediate Attitud 2:43 2:40 AM Mon 24-Aug
2026:236:06:55:54Maneuver to 350.83930 58.83418 161.331 [2026:236:07:24:05] 2:58 2:55 AM Mon 24-Aug
2026:236:07:28:35Obsid: 29816 SI: ACIS-S (27 ksec) Target: Cassiopeia A 3:31 3:28 AM Mon 24-Aug
2026:236:11:25:00Comm pass on DSS-56 (duration 1:00) 7:27 7:25 AM Mon 24-Aug
2026:236:15:06:39Maneuver to 241.99169 -48.43387 261.790 [2026:236:15:50:30] 11:0911:06 AM Mon 24-Aug
2026:236:15:30:00Comm pass on DSS-54 (duration 1:00) 11:3211:30 AM Mon 24-Aug
2026:236:15:55:00Obsid: 32495 SI: HRC-S (1 ksec) Target: X-ray blank sky 11:5711:55 AM Mon 24-Aug
2026:236:16:11:40Maneuver to 241.76105 -49.47311 261.746 [2026:236:16:15:53] 12:1412:11 PM Mon 24-Aug
2026:236:16:20:23ER Obsid: 41206 (0 ksec) Purpose: Intermediate Attitud 12:2312:20 PM Mon 24-Aug
2026:236:16:36:04Maneuver to 350.83522 58.83384 161.691 [2026:236:17:20:08] 12:3912:36 PM Mon 24-Aug
2026:236:17:24:38Obsid: 32511 SI: ACIS-S (10 ksec) Target: Cassiopeia A 13:27 1:24 PM Mon 24-Aug
2026:236:20:11:18Maneuver to 341.54555 -5.45805 113.001 [2026:236:20:40:33] 16:14 4:11 PM Mon 24-Aug
2026:236:20:45:03Obsid: 30214 SI: ACIS-S (11 ksec) Target: WISE J2246-0526 16:48 4:45 PM Mon 24-Aug
2026:236:23:48:23Maneuver to 346.89381 45.44977 164.324 [2026:237:00:15:30] 19:51 7:48 PM Mon 24-Aug
2026:237:00:15:30ER Obsid: 41205 (0 ksec) Purpose: Intermediate Attitud 20:18 8:15 PM Mon 24-Aug
2026:237:00:15:51Maneuver to 215.77833 63.98409 290.614 [2026:237:00:41:06] 20:18 8:15 PM Mon 24-Aug
2026:237:00:45:36Obsid: 30188 SI: ACIS-S (15 ksec) Target: SDSS J142314.36 20:48 8:45 PM Mon 24-Aug
2026:237:02:05:00Comm pass on DSS-24 (duration 1:00) 22:0710:05 PM Mon 24-Aug
2026:237:04:55:36Maneuver to 346.89381 45.44977 164.532 [2026:237:05:20:51] 1d 00:5812:55 AM Tue 25-Aug
2026:237:05:20:51ER Obsid: 41204 (0 ksec) Purpose: Perigee Attitude 1d 01:23 1:20 AM Tue 25-Aug
2026:237:05:21:12Maneuver to 341.54676 -5.45913 113.001 [2026:237:05:48:22] 1d 01:24 1:21 AM Tue 25-Aug
2026:237:05:52:52Obsid: 30216 SI: ACIS-S (11 ksec) Target: WISE J2246-0526 1d 01:55 1:52 AM Tue 25-Aug
2026:237:08:56:12Maneuver to 346.89381 45.44977 164.700 [2026:237:09:23:23] 1d 04:59 4:56 AM Tue 25-Aug
2026:237:09:23:23ER Obsid: 41203 (0 ksec) Purpose: Perigee Attitude 1d 05:26 5:23 AM Tue 25-Aug
2026:237:09:23:44Maneuver to 215.77473 63.98540 291.013 [2026:237:09:48:59] 1d 05:26 5:23 AM Tue 25-Aug
2026:237:09:53:29Obsid: 32514 SI: ACIS-S (15 ksec) Target: SDSS J142314.36 1d 05:56 5:53 AM Tue 25-Aug
2026:237:11:40:47Load AUG2426A:CL237:1101 [2026:238:23:28:28] 1d 07:43 7:40 AM Tue 25-Aug
2026:237:11:40:47Load AUG2426A:CL237:1101 [2026:238:23:28:28] 1d 07:43 7:40 AM Tue 25-Aug
2026:237:14:07:44Maneuver to 298.95381 -8.51297 263.430 [2026:237:14:40:24] 1d 10:1010:07 AM Tue 25-Aug
2026:237:14:44:54ER Obsid: 41202 (0 ksec) Purpose: Intermediate Attitud 1d 10:4710:44 AM Tue 25-Aug
2026:237:15:00:35Maneuver to 188.74516 -64.54877 214.646 [2026:237:15:33:10] 1d 11:0311:00 AM Tue 25-Aug
2026:237:15:15:00Comm pass on DSS-53 (duration 1:00) 1d 11:1711:15 AM Tue 25-Aug
2026:237:15:40:00Obsid: 32496 SI: HRC-S (1 ksec) Target: RT Cru 1d 11:4211:40 AM Tue 25-Aug
2026:237:15:56:40Maneuver to 188.29526 -64.62044 214.187 [2026:237:16:00:40] 1d 11:5911:56 AM Tue 25-Aug
2026:237:16:05:10ER Obsid: 41201 (0 ksec) Purpose: Intermediate Attitud 1d 12:0812:05 PM Tue 25-Aug
2026:237:16:20:51Maneuver to 267.17776 -27.14472 270.668 [2026:237:16:45:28] 1d 12:2312:20 PM Tue 25-Aug
2026:237:16:49:58Obsid: 30128 SI: ACIS-S (14 ksec) Target: SNR G1.9+0.3 1d 12:5212:49 PM Tue 25-Aug
2026:237:20:51:20Maneuver to 332.13944 -11.05446 280.849 [2026:237:21:16:34] 1d 16:54 4:51 PM Tue 25-Aug
2026:237:20:54:54Grating: HETG 1d 16:57 4:54 PM Tue 25-Aug
2026:237:20:56:57RADMON Disable 1d 16:59 4:56 PM Tue 25-Aug
2026:237:21:21:04ER Obsid: 41200 (3 ksec) Purpose: Perigee Attitude 1d 17:24 5:21 PM Tue 25-Aug
2026:237:23:35:00Comm pass on DSS-56 (duration 1:00) 1d 19:37 7:35 PM Tue 25-Aug
2026:238:01:21:28Maneuver to 220.64918 -32.97604 247.621 [2026:238:01:55:30] 1d 21:24 9:21 PM Tue 25-Aug
2026:238:02:00:00ER Obsid: 41199 (3 ksec) Purpose: Perigee Attitude 1d 22:0210:00 PM Tue 25-Aug
2026:238:06:01:12Maneuver to 333.71409 -15.79212 350.097 [2026:238:06:35:30] 2d 02:04 2:01 AM Wed 26-Aug
2026:238:06:40:00ER Obsid: 41198 (0 ksec) Purpose: Perigee Attitude 2d 02:42 2:40 AM Wed 26-Aug
2026:238:08:52:34Maneuver to 134.88115 -43.53722 156.493 [2026:238:09:30:07] 2d 04:55 4:52 AM Wed 26-Aug
2026:238:08:53:08Grating: NONE 2d 04:56 4:53 AM Wed 26-Aug
2026:238:09:09:36RADMON Enable 2d 05:12 5:09 AM Wed 26-Aug
2026:238:09:34:37Obsid: 30095 SI: ACIS-I (13 ksec) Target: [CTC2021] Vela 2d 05:37 5:34 AM Wed 26-Aug
2026:238:11:20:00Comm pass on DSS-53 (duration 0:40) 2d 07:22 7:20 AM Wed 26-Aug
2026:238:13:19:57Maneuver to 349.43918 -36.81991 30.057 [2026:238:13:51:47] 2d 09:22 9:19 AM Wed 26-Aug
2026:238:13:56:17Obsid: 30034 SI: ACIS-S (11 ksec) Target: ACT-CL J2317.7- 2d 09:59 9:56 AM Wed 26-Aug
2026:238:17:02:57Maneuver to 40.66066 -21.56550 91.112 [2026:238:17:26:42] 2d 13:05 1:02 PM Wed 26-Aug
2026:238:17:31:12Obsid: 30407 SI: ACIS-S (9 ksec) Target: ClG J0242-2132 2d 13:34 1:31 PM Wed 26-Aug
2026:238:20:12:35Maneuver to 344.91100 24.92226 163.717 [2026:238:20:45:08] 2d 16:15 4:12 PM Wed 26-Aug
2026:238:20:30:00Comm pass on DSS-54 (duration 1:00) 2d 16:32 4:30 PM Wed 26-Aug
2026:238:20:55:00Obsid: 32497 SI: HRC-S (1 ksec) Target: 2CXO J225932.9+ 2d 16:57 4:55 PM Wed 26-Aug
2026:238:21:11:40Maneuver to 344.77278 24.49030 163.801 [2026:238:21:15:40] 2d 17:14 5:11 PM Wed 26-Aug
2026:238:21:20:10ER Obsid: 41197 (0 ksec) Purpose: Intermediate Attitud 2d 17:23 5:20 PM Wed 26-Aug
2026:238:21:35:51Maneuver to 40.65928 -21.56301 90.975 [2026:238:22:08:26] 2d 17:38 5:35 PM Wed 26-Aug
2026:238:22:12:56Obsid: 30409 SI: ACIS-S (68 ksec) Target: ClG J0242-2132 2d 18:15 6:12 PM Wed 26-Aug
2026:238:23:54:19Load AUG2426A:CL238:2301 [2026:240:11:30:02] 2d 19:57 7:54 PM Wed 26-Aug
2026:238:23:54:19Load AUG2426A:CL238:2301 [2026:240:11:30:02] 2d 19:57 7:54 PM Wed 26-Aug
2026:239:03:00:00Comm pass on DSS-23 (duration 1:00) 2d 23:0211:00 PM Wed 26-Aug

CXO and GOES rates
CXOGOESLimit
HRC shield023250
HRC MCP458930
P4GM---5.08300
P41GM---0.028.47
CXO: from snapshot at 2026:236:01:52:05 (- 2:04)
GOES proxies: scaled 15 min average of GOES-16
Last avgs at HRC: - 0:12   P4GM: - 0:12   P41GM: - 0:12
ACE rates
Value2hr limitOrbital limitHours to
Orbital limit
Current flux2115000012000> 30
2hr avg flux2075000012000> 30
Orbital fluence5.3x106---2.0x109---
ACE data from 2026:236:03:45:00 (- 0:12)
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 22/2100Z to 23/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 486 km/s. Total IMF reached 5 nT. The maximum southward component of Bz reached -2 nT. Protons greater than 10 MeV at geosynchronous orbit reached a peak level of 4 pfu at 23/0700Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 1856 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet levels on days one, two, and three (24 Aug, 25 Aug, 26 Aug). Protons have a slight chance of crossing threshold on days one, two, and three (24 Aug, 25 Aug, 26 Aug).
Solar ActivityAnalysis of Solar Active Regions and Activity from 22/2100Z to 23/2100Z: Solar activity has been at low levels for the past 24 hours. There are currently 4 numbered sunspot regions on the disk. IB. Solar Activity Forecast: Solar activity is expected to be low with a chance for M-class flares and a slight chance for an X-class flare on days one, two, and three (24 Aug, 25 Aug, 26 Aug).

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor