Page content updated: 2025:178:03:03:01 ( 11:03 PM Thu 26-Jun )

Key Snapshot and SOH Values (Δt = - 1:32)
Obsid29562
Format1_NORM
RadMonENAB
CPE StatusNORM
RA276.667
Dec-9.630
Roll183.534
Pitch167.13
Sim Z-50504
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 2025:178:01:30:07 (Δt = - 1:32)

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)
2025:177:18:24:28Maneuver to 350.86379 58.83307 114.411 [2025:177:18:52:09]- 8:38 2:24 PM Thu 26-Jun
2025:177:18:56:39Obsid: 29591 SI: ACIS-S (2 ksec) Target: Cas A - 8:06 2:56 PM Thu 26-Jun
2025:177:19:29:59Maneuver to 274.72674 -15.02111 185.231 [2025:177:20:03:05]- 7:33 3:29 PM Thu 26-Jun
2025:177:20:07:35Obsid: 28513 SI: ACIS-S (19 ksec) Target: SNR G15.9+0.2 - 6:55 4:07 PM Thu 26-Jun
2025:178:01:00:00Comm pass on DSS-54 (duration 0:35)- 2:03 9:00 PM Thu 26-Jun
2025:178:01:24:15Maneuver to 332.20270 45.73256 129.912 [2025:178:01:54:27]- 1:38 9:24 PM Thu 26-Jun
2025:178:02:06:40Obsid: 29562 SI: HRC-I (5 ksec) Target: ArLac - 0:5610:06 PM Thu 26-Jun
2025:178:03:03:01--------------- NOW --------------- 0:0011:03 PM Thu 26-Jun
2025:178:03:30:00Maneuver to 16.96352 1.05115 113.497 [2025:178:03:54:14] 0:2611:30 PM Thu 26-Jun
2025:178:03:58:44Obsid: 28113 SI: ACIS-I (26 ksec) Target: UGC695 0:5511:58 PM Thu 26-Jun
2025:178:10:35:00Comm pass on DSS-26 (duration 1:00) 7:31 6:35 AM Fri 27-Jun
2025:178:11:12:04Maneuver to 284.56504 -20.43614 111.606 [2025:178:11:43:57] 8:09 7:12 AM Fri 27-Jun
2025:178:11:48:27Obsid: 30971 SI: ACIS-I (10 ksec) Target: HEP G015.284-10 8:45 7:48 AM Fri 27-Jun
2025:178:14:32:07Load JUN2325A:CL178:1401 [2025:180:02:27:37] 11:2910:32 AM Fri 27-Jun
2025:178:14:32:07Load JUN2325A:CL178:1401 [2025:180:02:27:37] 11:2910:32 AM Fri 27-Jun
2025:178:14:35:07Maneuver to 39.97909 -1.59861 110.001 [2025:178:15:12:03] 11:3210:35 AM Fri 27-Jun
2025:178:15:16:33Obsid: 30973 SI: ACIS-I (10 ksec) Target: Abell 370 12:1311:16 AM Fri 27-Jun
2025:178:18:03:13Maneuver to 352.21720 5.23369 114.932 [2025:178:18:24:58] 15:00 2:03 PM Fri 27-Jun
2025:178:18:45:38Obsid: 28744 SI: HRC-I (14 ksec) Target: G29-38 15:42 2:45 PM Fri 27-Jun
2025:178:20:15:00Comm pass on DSS-56 (duration 1:00) 17:11 4:15 PM Fri 27-Jun
2025:178:22:47:18Maneuver to 258.23704 64.06955 196.962 [2025:178:23:17:48] 19:44 6:47 PM Fri 27-Jun
2025:178:23:22:18Obsid: 30434 SI: ACIS-I (25 ksec) Target: Abell 2255 20:19 7:22 PM Fri 27-Jun
2025:179:02:30:00Comm pass on DSS-54 (duration 1:00) 23:2610:30 PM Fri 27-Jun
2025:179:06:18:58Maneuver to 274.72203 -15.02340 194.753 [2025:179:06:47:49] 1d 03:15 2:18 AM Sat 28-Jun
2025:179:06:52:19Obsid: 30972 SI: ACIS-S (12 ksec) Target: SNR G15.9+0.2 1d 03:49 2:52 AM Sat 28-Jun
2025:179:10:12:19Maneuver to 207.28633 26.71857 240.218 [2025:179:10:42:09] 1d 07:09 6:12 AM Sat 28-Jun
2025:179:10:45:00Comm pass on DSS-24 (duration 1:00) 1d 07:41 6:45 AM Sat 28-Jun
2025:179:10:46:39Obsid: 29618 SI: ACIS-I (25 ksec) Target: A1795 1d 07:43 6:46 AM Sat 28-Jun
2025:179:17:47:37Maneuver to 276.00000 -21.00000 212.783 [2025:179:18:17:24] 1d 14:44 1:47 PM Sat 28-Jun
2025:179:17:51:11Grating: HETG 1d 14:48 1:51 PM Sat 28-Jun
2025:179:17:53:36RADMON Disable 1d 14:50 1:53 PM Sat 28-Jun
2025:179:18:21:54ER Obsid: 42317 (1 ksec) Purpose: Perigee Attitude 1d 15:18 2:21 PM Sat 28-Jun
2025:179:18:53:05Maneuver to 280.00000 -22.10000 117.947 [2025:179:19:25:30] 1d 15:50 2:53 PM Sat 28-Jun
2025:179:19:30:00ER Obsid: 42316 (1 ksec) Purpose: Perigee Attitude 1d 16:26 3:30 PM Sat 28-Jun
2025:179:19:50:00Comm pass on DSS-34 (duration 1:00) 1d 16:46 3:50 PM Sat 28-Jun
2025:179:20:00:42Maneuver to 44.00000 44.00000 82.748 [2025:179:20:40:30] 1d 16:57 4:00 PM Sat 28-Jun
2025:179:20:45:00ER Obsid: 42315 (2 ksec) Purpose: Perigee Attitude 1d 17:41 4:45 PM Sat 28-Jun
2025:179:21:35:42Maneuver to 280.00000 -22.14000 118.393 [2025:179:22:15:30] 1d 18:32 5:35 PM Sat 28-Jun
2025:179:22:20:00ER Obsid: 42314 (1 ksec) Purpose: Perigee Attitude 1d 19:16 6:20 PM Sat 28-Jun
2025:179:22:50:56Maneuver to 13.60000 37.30000 105.739 [2025:179:23:25:30] 1d 19:47 6:50 PM Sat 28-Jun
2025:179:23:30:00ER Obsid: 42313 (3 ksec) Purpose: Perigee Attitude 1d 20:26 7:30 PM Sat 28-Jun
2025:180:02:09:51Maneuver to 44.00000 44.00000 82.911 [2025:180:02:25:30] 1d 23:0610:09 PM Sat 28-Jun
2025:180:02:30:00ER Obsid: 42312 (1 ksec) Purpose: Perigee Attitude 1d 23:2610:30 PM Sat 28-Jun
2025:180:02:40:00Comm pass on DSS-26 (duration 1:00) 1d 23:3610:40 PM Sat 28-Jun
2025:180:02:40:00Load JUN2325A:CL180:0201 [2025:181:00:15:06] 1d 23:3610:40 PM Sat 28-Jun
2025:180:02:40:00Load JUN2325A:CL180:0201 [2025:181:00:15:06] 1d 23:3610:40 PM Sat 28-Jun
2025:180:03:14:50Maneuver to 136.00000 -10.00000 227.766 [2025:180:04:05:30] 2d 00:1111:14 PM Sat 28-Jun
2025:180:04:10:00ER Obsid: 42311 (1 ksec) Purpose: Perigee Attitude 2d 01:0612:10 AM Sun 29-Jun
2025:180:04:53:05Maneuver to 265.96280 -29.22270 296.263 [2025:180:05:30:17] 2d 01:5012:53 AM Sun 29-Jun
2025:180:04:53:40Grating: NONE 2d 01:5012:53 AM Sun 29-Jun
2025:180:05:12:29RADMON Enable 2d 02:09 1:12 AM Sun 29-Jun
2025:180:05:34:47Obsid: 30974 SI: ACIS-I (15 ksec) Target: [JDW2009] G359. 2d 02:31 1:34 AM Sun 29-Jun
2025:180:09:53:07Maneuver to 185.37724 14.61035 248.082 [2025:180:10:25:06] 2d 06:50 5:53 AM Sun 29-Jun
2025:180:10:29:36Obsid: 30167 SI: ACIS-S (32 ksec) Target: NGC4298 2d 07:26 6:29 AM Sun 29-Jun
2025:180:10:40:00Comm pass on DSS-24 (duration 1:00) 2d 07:36 6:40 AM Sun 29-Jun
2025:180:18:00:00Comm pass on DSS-54 (duration 1:00) 2d 14:56 2:00 PM Sun 29-Jun
2025:180:19:22:56Maneuver to 352.21522 5.23548 115.217 [2025:180:20:08:44] 2d 16:19 3:22 PM Sun 29-Jun
2025:180:20:13:14Obsid: 28748 SI: HRC-I (14 ksec) Target: G29-38 2d 17:10 4:13 PM Sun 29-Jun
2025:181:00:12:08Load JUN3025A:CL181:0005 [2025:182:11:39:59] 2d 21:09 8:12 PM Sun 29-Jun
2025:181:00:12:08Load JUN3025A:CL181:0005 [2025:182:11:39:59] 2d 21:09 8:12 PM Sun 29-Jun
2025:181:00:15:08Maneuver to 207.21234 26.59932 252.006 [2025:181:00:56:58] 2d 21:12 8:15 PM Sun 29-Jun
2025:181:01:01:28Obsid: 29622 SI: ACIS-S (20 ksec) Target: A1795 2d 21:58 9:01 PM Sun 29-Jun
2025:181:01:20:00Comm pass on DSS-65 (duration 1:00) 2d 22:16 9:20 PM Sun 29-Jun

CXO and GOES rates
CXOGOESLimit
HRC shield017250
HRC MCP178430
P4GM---0.02300
P41GM---0.018.47
CXO: from snapshot at 2025:178:01:30:07 (- 1:32)
GOES proxies: scaled 15 min average of GOES-16
Last avgs at HRC: - 0:18   P4GM: - 0:23   P41GM: - 0:18
ACE rates
Value2hr limitOrbital limitHours to
Orbital limit
Current flux595000012000> 30
2hr avg flux61.15000012000> 30
Orbital fluence5.1x106---2.0x109---
ACE data from 2025:178:02:50:00 (- 0:13)
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 25/2100Z to 26/2100Z: The geomagnetic field has been at unsettled to active levels for the past 24 hours. Solar wind speed reached a peak of 849 km/s at 26/0957Z. Total IMF reached 16 nT at 25/2114Z. The maximum southward component of Bz reached -11 nT at 25/2223Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 279 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to minor storm levels on day one (27 Jun), quiet to active levels on day two (28 Jun) and quiet to unsettled levels on day three (29 Jun).
Solar ActivityAnalysis of Solar Active Regions and Activity from 25/2100Z to 26/2100Z: Solar activity has been at low levels for the past 24 hours. There are currently 5 numbered sunspot regions on the disk. IB. Solar Activity Forecast: Solar activity is likely to be low with a chance for M-class flares on day one (27 Jun) and expected to be low with a chance for M-class flares on days two and three (28 Jun, 29 Jun).

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor