Page content updated: 2026:161:18:24:01 ( 2:24 PM Wed 10-Jun )

Key Snapshot and SOH Values (from current comm)
Obsid30541
Format2_SSR
RadMonENAB
CPE StatusNORM
RA266.545
Dec-28.912
Roll34.997
Pitch170.90
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 2026:161:18:22:38 (from current comm)

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)
2026:161:10:24:23Maneuver to 168.16253 -1.44333 247.001 [2026:161:10:55:30]- 7:59 6:24 AM Wed 10-Jun
2026:161:11:00:00ER Obsid: 41429 (3 ksec) Purpose: Perigee Attitude - 7:24 7:00 AM Wed 10-Jun
2026:161:11:50:00Maneuver to 38.50085 -31.90201 140.102 [2026:161:12:29:01]- 6:34 7:50 AM Wed 10-Jun
2026:161:12:33:31ER Obsid: 41428 (3 ksec) Purpose: Perigee Attitude - 5:50 8:33 AM Wed 10-Jun
2026:161:16:00:43Maneuver to 266.54269 -28.90836 34.996 [2026:161:16:34:52]- 2:2312:00 PM Wed 10-Jun
2026:161:16:01:17Grating: NONE- 2:2212:01 PM Wed 10-Jun
2026:161:16:17:04RADMON Enable- 2:0612:17 PM Wed 10-Jun
2026:161:16:39:22Obsid: 30541 SI: ACIS-I (11 ksec) Target: CMZ Molecular C - 1:4412:39 PM Wed 10-Jun
2026:161:18:00:00Comm pass on DSS-54 (duration 1:30)- 0:24 2:00 PM Wed 10-Jun
2026:161:18:24:01--------------- NOW --------------- 0:00 2:24 PM Wed 10-Jun
2026:161:19:42:42Maneuver to 135.54616 -40.53014 220.011 [2026:161:20:19:18] 1:18 3:42 PM Wed 10-Jun
2026:161:19:46:16Grating: HETG 1:22 3:46 PM Wed 10-Jun
2026:161:20:23:48Obsid: 30506 SI: ACIS-S (13 ksec) Target: Vela X-1 1:59 4:23 PM Wed 10-Jun
2026:162:00:13:48Maneuver to 266.54208 -28.90929 34.996 [2026:162:00:50:24] 5:49 8:13 PM Wed 10-Jun
2026:162:00:17:22Grating: NONE 5:53 8:17 PM Wed 10-Jun
2026:162:00:54:54Obsid: 32388 SI: ACIS-I (15 ksec) Target: CMZ Molecular C 6:30 8:54 PM Wed 10-Jun
2026:162:01:45:00Comm pass on DSS-24 (duration 1:00) 7:20 9:45 PM Wed 10-Jun
2026:162:05:01:54Load JUN0826B:CL162:0505 [2026:163:16:24:25] 10:37 1:01 AM Thu 11-Jun
2026:162:05:01:54Load JUN0826B:CL162:0505 [2026:163:16:24:25] 10:37 1:01 AM Thu 11-Jun
2026:162:05:04:54Maneuver to 341.53377 -30.67748 106.749 [2026:162:05:31:25] 10:40 1:04 AM Thu 11-Jun
2026:162:05:31:25ER Obsid: 41427 (0 ksec) Purpose: Intermediate Attitud 11:07 1:31 AM Thu 11-Jun
2026:162:05:31:46Maneuver to 15.22893 -2.72640 112.001 [2026:162:05:52:15] 11:07 1:31 AM Thu 11-Jun
2026:162:05:56:45Obsid: 29955 SI: ACIS-S (21 ksec) Target: WISE J010050.09 11:32 1:56 AM Thu 11-Jun
2026:162:10:00:00Comm pass on DSS-26 (duration 1:00) 15:35 6:00 AM Thu 11-Jun
2026:162:11:55:05Maneuver to 266.54773 -28.91167 49.227 [2026:162:12:29:42] 17:31 7:55 AM Thu 11-Jun
2026:162:12:34:12Obsid: 32389 SI: ACIS-I (15 ksec) Target: CMZ Molecular C 18:10 8:34 AM Thu 11-Jun
2026:162:16:44:12Maneuver to 313.95672 4.03946 119.790 [2026:162:17:12:57] 22:2012:44 PM Thu 11-Jun
2026:162:17:12:57ER Obsid: 41426 (0 ksec) Purpose: Intermediate Attitud 22:48 1:12 PM Thu 11-Jun
2026:162:17:13:18Maneuver to 332.19913 45.72794 118.175 [2026:162:17:34:21] 22:49 1:13 PM Thu 11-Jun
2026:162:17:52:43Obsid: 32357 SI: HRC-I (5 ksec) Target: Ar Lac 23:28 1:52 PM Thu 11-Jun
2026:162:19:15:00Comm pass on DSS-56 (duration 1:00) 1d 00:50 3:15 PM Thu 11-Jun
2026:162:19:16:03Maneuver to 332.19917 45.72796 118.231 [2026:162:19:20:03] 1d 00:52 3:16 PM Thu 11-Jun
2026:162:19:24:33Obsid: 32358 SI: HRC-I (5 ksec) Target: Ar Lac 1d 01:00 3:24 PM Thu 11-Jun
2026:162:20:47:53Maneuver to 262.67577 -21.47428 120.986 [2026:162:21:19:36] 1d 02:23 4:47 PM Thu 11-Jun
2026:162:21:24:06Obsid: 30137 SI: ACIS-S (10 ksec) Target: Kepler's SNR 1d 03:00 5:24 PM Thu 11-Jun
2026:163:00:10:46Maneuver to 267.90000 36.40000 171.504 [2026:163:00:38:39] 1d 05:46 8:10 PM Thu 11-Jun
2026:163:00:38:39ER Obsid: 41425 (0 ksec) Purpose: Intermediate Attitud 1d 06:14 8:38 PM Thu 11-Jun
2026:163:00:39:00Maneuver to 166.10784 45.08472 246.999 [2026:163:01:06:04] 1d 06:14 8:39 PM Thu 11-Jun
2026:163:00:39:34Grating: HETG 1d 06:15 8:39 PM Thu 11-Jun
2026:163:01:05:00Comm pass on DSS-56 (duration 1:00) 1d 06:40 9:05 PM Thu 11-Jun
2026:163:01:10:34Obsid: 29801 SI: ACIS-S (20 ksec) Target: AN UMa 1d 06:46 9:10 PM Thu 11-Jun
2026:163:06:43:54Maneuver to 267.90000 36.40000 171.811 [2026:163:07:10:59] 1d 12:19 2:43 AM Fri 12-Jun
2026:163:07:10:59ER Obsid: 41424 (0 ksec) Purpose: Perigee Attitude 1d 12:46 3:10 AM Fri 12-Jun
2026:163:07:11:20Maneuver to 262.67450 -21.47430 125.978 [2026:163:07:38:35] 1d 12:47 3:11 AM Fri 12-Jun
2026:163:07:11:54Grating: NONE 1d 12:47 3:11 AM Fri 12-Jun
2026:163:07:43:05Obsid: 32386 SI: ACIS-S (16 ksec) Target: Kepler's SNR 1d 13:19 3:43 AM Fri 12-Jun
2026:163:11:55:00Comm pass on DSS-36 (duration 1:00) 1d 17:30 7:55 AM Fri 12-Jun
2026:163:12:09:45Maneuver to 267.90000 36.40000 172.065 [2026:163:12:37:03] 1d 17:45 8:09 AM Fri 12-Jun
2026:163:12:37:03ER Obsid: 41423 (0 ksec) Purpose: Perigee Attitude 1d 18:13 8:37 AM Fri 12-Jun
2026:163:12:37:24Maneuver to 166.10779 45.08571 246.999 [2026:163:13:04:29] 1d 18:13 8:37 AM Fri 12-Jun
2026:163:12:37:58Grating: HETG 1d 18:13 8:37 AM Fri 12-Jun
2026:163:13:08:59Obsid: 32384 SI: ACIS-S (19 ksec) Target: AN UMa 1d 18:44 9:08 AM Fri 12-Jun
2026:163:17:26:25Load JUN0826B:CL163:1705 [2026:165:02:30:02] 1d 23:02 1:26 PM Fri 12-Jun
2026:163:17:26:25Load JUN0826B:CL163:1705 [2026:165:02:30:02] 1d 23:02 1:26 PM Fri 12-Jun
2026:163:18:36:44Maneuver to 255.09929 -15.38762 213.481 [2026:163:19:09:59] 2d 00:12 2:36 PM Fri 12-Jun
2026:163:18:42:18RADMON Disable 2d 00:18 2:42 PM Fri 12-Jun
2026:163:19:14:29ER Obsid: 41422 (3 ksec) Purpose: Perigee Attitude 2d 00:50 3:14 PM Fri 12-Jun
2026:163:20:04:29Maneuver to 252.05431 -23.26303 269.042 [2026:163:20:28:11] 2d 01:40 4:04 PM Fri 12-Jun
2026:163:20:25:00Comm pass on DSS-34 (duration 1:00) 2d 02:00 4:25 PM Fri 12-Jun
2026:163:20:32:41ER Obsid: 41421 (3 ksec) Purpose: Perigee Attitude 2d 02:08 4:32 PM Fri 12-Jun
2026:164:00:55:52Maneuver to 168.16253 -1.44333 246.738 [2026:164:01:25:30] 2d 06:31 8:55 PM Fri 12-Jun
2026:164:01:30:00ER Obsid: 41420 (3 ksec) Purpose: Perigee Attitude 2d 07:05 9:30 PM Fri 12-Jun
2026:164:02:20:00Maneuver to 356.60000 55.10000 99.443 [2026:164:03:00:08] 2d 07:5510:20 PM Fri 12-Jun
2026:164:03:04:38ER Obsid: 41419 (3 ksec) Purpose: Perigee Attitude 2d 08:4011:04 PM Fri 12-Jun
2026:164:03:05:00Comm pass on DSS-26 (duration 0:55) 2d 08:4011:05 PM Fri 12-Jun
2026:164:07:12:29Maneuver to 262.67112 -21.47500 142.286 [2026:164:07:47:51] 2d 12:48 3:12 AM Sat 13-Jun
2026:164:07:13:03Grating: NONE 2d 12:49 3:13 AM Sat 13-Jun
2026:164:07:30:03RADMON Enable 2d 13:06 3:30 AM Sat 13-Jun
2026:164:07:52:21Obsid: 30139 SI: ACIS-S (13 ksec) Target: Kepler's SNR 2d 13:28 3:52 AM Sat 13-Jun
2026:164:10:00:00Comm pass on DSS-26 (duration 1:00) 2d 15:35 6:00 AM Sat 13-Jun
2026:164:11:32:21Maneuver to 251.65166 20.18746 192.879 [2026:164:11:57:56] 2d 17:08 7:32 AM Sat 13-Jun
2026:164:11:57:56ER Obsid: 41418 (0 ksec) Purpose: Intermediate Attitud 2d 17:33 7:57 AM Sat 13-Jun
2026:164:11:58:17Maneuver to 207.21845 26.60944 231.532 [2026:164:12:19:26] 2d 17:34 7:58 AM Sat 13-Jun
2026:164:12:23:56Obsid: 31409 SI: ACIS-S (20 ksec) Target: A1795 2d 17:59 8:23 AM Sat 13-Jun
2026:164:17:57:16Maneuver to 198.22068 22.89233 220.584 [2026:164:18:10:41] 2d 23:33 1:57 PM Sat 13-Jun
2026:164:18:10:00Comm pass on DSS-56 (duration 1:00) 2d 23:45 2:10 PM Sat 13-Jun
2026:164:18:18:07Obsid: 32385 SI: ACIS-S (11 ksec) Target: SDSS J131249.15 2d 23:54 2:18 PM Sat 13-Jun

CXO and GOES rates
CXOGOESLimit
HRC shield017250
HRC MCP484430
P4GM---0.05300
P41GM---0.008.47
CXO: from snapshot at 2026:161:18:22:38 (- 0:01)
GOES proxies: scaled 15 min average of GOES-16
Last avgs at HRC: - 0:19   P4GM: - 0:21   P41GM: - 0:19
ACE rates
Value2hr limitOrbital limitHours to
Orbital limit
Current flux6085000012000> 30
2hr avg flux5505000012000> 30
Orbital fluence4.1x106---2.0x109---
ACE data from 2026:161:18:10:00 (- 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 ActivityGeophysical Activity Summary 08/2100Z to 09/2100Z: The geomagnetic field has been at quiet to unsettled levels for the past 24 hours. Solar wind speed reached a peak of 507 km/s at 09/0555Z. Total IMF reached 10 nT at 09/1026Z. The maximum southward component of Bz reached -7 nT at 09/1823Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 4259 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to active levels on days one and three (10 Jun, 12 Jun) and quiet to unsettled levels on day two (11 Jun). Protons have a slight chance of crossing threshold on days one, two, and three (10 Jun, 11 Jun, 12 Jun).
Solar ActivityAnalysis of Solar Active Regions and Activity from 08/2100Z to 09/2100Z: Solar activity has been at low levels for the past 24 hours. There are currently 8 numbered sunspot regions on the disk. IB. Solar Activity Forecast: Solar activity is likely to be moderate with a slight chance for an X-class flare on days one, two, and three (10 Jun, 11 Jun, 12 Jun).

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor