Page content updated: 2024:115:23:35:00 ( 7:35 PM Wed 24-Apr )

Key Snapshot and SOH Values (Δt = - 1:54)
Obsid28668
Format2_NORM
RadMonENAB
CPE StatusNORM
RA166.138
Dec38.258
Roll229.936
Pitch113.05
Sim Z74400
Sim Focus-467
HETG angle77.96
LETG angle4.09
SCS 107INAC
SCS 128INAC
SCS 129ACT
SCS 130ACT
RadMonENAB
SCS 131INAC
SCS 132ACT
SCS 133ACT
Snapshot from 2024:115:21:40:51 (Δt = - 1:54)

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: APR2024A)
Time (UT)EventDelta timeTime (Eastern)
2024:115:14:53:57Maneuver to 227.81115 5.27164 122.998 [2024:115:15:20:20]- 8:4110:53 AM Wed 24-Apr
2024:115:15:24:50Obsid: 29391 SI: ACIS-I (15 ksec) Target: A2029 / [SGW201 - 8:1011:24 AM Wed 24-Apr
2024:115:19:34:50Maneuver to 197.85577 6.75157 216.366 [2024:115:20:06:42]- 4:00 3:34 PM Wed 24-Apr
2024:115:20:06:42ER Obsid: 43495 (0 ksec) Purpose: Intermediate Attitud - 3:28 4:06 PM Wed 24-Apr
2024:115:20:07:03Maneuver to 166.14318 38.25206 229.933 [2024:115:20:27:32]- 3:27 4:07 PM Wed 24-Apr
2024:115:20:07:38Grating: LETG- 3:27 4:07 PM Wed 24-Apr
2024:115:20:32:02Obsid: 28668 SI: ACIS-S (23 ksec) Target: MKN421 - 3:02 4:32 PM Wed 24-Apr
2024:115:20:45:00Comm pass on DSS-54 (duration 1:00)- 2:50 4:45 PM Wed 24-Apr
2024:115:23:35:00--------------- NOW --------------- 0:00 7:35 PM Wed 24-Apr
2024:116:02:55:22Maneuver to 137.34654 0.06163 256.393 [2024:116:03:17:17] 3:2010:55 PM Wed 24-Apr
2024:116:02:58:57Grating: NONE 3:2310:58 PM Wed 24-Apr
2024:116:03:21:47Obsid: 28288 SI: ACIS-S (17 ksec) Target: SDSS J090924.01 3:4611:21 PM Wed 24-Apr
2024:116:08:05:07Maneuver to 193.95714 -29.62095 308.750 [2024:116:08:31:46] 8:30 4:05 AM Thu 25-Apr
2024:116:08:36:16Obsid: 28307 SI: ACIS-I (20 ksec) Target: A3528s / A3532 9:01 4:36 AM Thu 25-Apr
2024:116:10:00:00Comm pass on DSS-26 (duration 1:00) 10:25 6:00 AM Thu 25-Apr
2024:116:14:21:16Maneuver to 84.82849 -7.41866 246.999 [2024:116:14:55:12] 14:4610:21 AM Thu 25-Apr
2024:116:14:59:42Obsid: 29389 SI: ACIS-I (10 ksec) Target: HOPS 124 15:2410:59 AM Thu 25-Apr
2024:116:17:59:42Maneuver to 193.95660 -29.62039 307.837 [2024:116:18:33:37] 18:24 1:59 PM Thu 25-Apr
2024:116:18:38:07Obsid: 29392 SI: ACIS-I (14 ksec) Target: A3528s / A3532 19:03 2:38 PM Thu 25-Apr
2024:116:20:12:42High Momentum 20:37 4:12 PM Thu 25-Apr
2024:116:22:31:27Maneuver to 84.82912 -7.41751 244.999 [2024:116:23:05:24] 22:56 6:31 PM Thu 25-Apr
2024:116:22:50:00Comm pass on DSS-65 (duration 1:00) 23:15 6:50 PM Thu 25-Apr
2024:116:23:09:54Obsid: 29390 SI: ACIS-I (11 ksec) Target: HOPS 124 23:34 7:09 PM Thu 25-Apr
2024:117:02:13:14Maneuver to 193.95546 -29.61960 307.098 [2024:117:02:47:10] 1d 02:3810:13 PM Thu 25-Apr
2024:117:02:51:40Obsid: 29393 SI: ACIS-I (19 ksec) Target: A3528s / A3532 1d 03:1610:51 PM Thu 25-Apr
2024:117:03:35:00Comm pass on DSS-65 (duration 1:00) 1d 04:0011:35 PM Thu 25-Apr
2024:117:08:05:45Load APR2024A:CL117:0801 [2024:120:01:34:52] 1d 08:30 4:05 AM Fri 26-Apr
2024:117:08:05:45Load APR2024A:CL117:0801 [2024:120:01:34:52] 1d 08:30 4:05 AM Fri 26-Apr
2024:117:08:08:45Maneuver to 211.17700 -17.91000 327.718 [2024:117:08:24:20] 1d 08:33 4:08 AM Fri 26-Apr
2024:117:08:12:19Grating: HETG 1d 08:37 4:12 AM Fri 26-Apr
2024:117:08:14:45RADMON Disable 1d 08:39 4:14 AM Fri 26-Apr
2024:117:08:28:50ER Obsid: 43494 (3 ksec) Purpose: Perigee Attitude 1d 08:53 4:28 AM Fri 26-Apr
2024:117:10:00:00Comm pass on DSS-24 (duration 1:00) 1d 10:25 6:00 AM Fri 26-Apr
2024:117:12:17:22Maneuver to 59.96000 -33.14000 212.060 [2024:117:12:55:30] 1d 12:42 8:17 AM Fri 26-Apr
2024:117:13:00:00ER Obsid: 43493 (3 ksec) Purpose: Perigee Attitude 1d 13:25 9:00 AM Fri 26-Apr
2024:117:14:03:09Attitude Violation: Earth 1d 14:2810:03 AM Fri 26-Apr
2024:117:14:23:00Maneuver to 59.96000 -33.14000 211.996 [2024:117:14:27:00] 1d 14:4810:23 AM Fri 26-Apr
2024:117:14:27:00ER Obsid: 43492 (1 ksec) Purpose: Perigee Attitude 1d 14:5210:27 AM Fri 26-Apr
2024:117:15:14:30Maneuver to 59.96000 -33.14000 211.958 [2024:117:15:18:30] 1d 15:3911:14 AM Fri 26-Apr
2024:117:15:23:00ER Obsid: 43491 (3 ksec) Purpose: Perigee Attitude 1d 15:4811:23 AM Fri 26-Apr
2024:117:16:13:00Maneuver to 151.00000 -42.00000 277.639 [2024:117:16:39:23] 1d 16:3812:13 PM Fri 26-Apr
2024:117:16:43:53ER Obsid: 43490 (0 ksec) Purpose: Perigee Attitude 1d 17:0812:43 PM Fri 26-Apr
2024:117:16:59:34Maneuver to 70.00000 -27.00000 224.878 [2024:117:17:25:13] 1d 17:2412:59 PM Fri 26-Apr
2024:117:17:29:43ER Obsid: 43489 (3 ksec) Purpose: Perigee Attitude 1d 17:54 1:29 PM Fri 26-Apr
2024:117:18:35:00Comm pass on DSS-65 (duration 1:00) 1d 19:00 2:35 PM Fri 26-Apr
2024:117:18:43:21Maneuver to 198.57156 -25.28311 304.900 [2024:117:19:18:22] 1d 19:08 2:43 PM Fri 26-Apr
2024:117:18:43:56Grating: NONE 1d 19:08 2:43 PM Fri 26-Apr
2024:117:19:00:34RADMON Enable 1d 19:25 3:00 PM Fri 26-Apr
2024:117:19:22:52Obsid: 28690 SI: ACIS-I (15 ksec) Target: RXCJ1314.4-2515 1d 19:47 3:22 PM Fri 26-Apr
2024:117:23:39:32Maneuver to 169.57453 -32.81112 276.991 [2024:117:23:56:47] 2d 00:04 7:39 PM Fri 26-Apr
2024:118:00:01:17Obsid: 29384 SI: ACIS-S (14 ksec) Target: SN2024ggi 2d 00:26 8:01 PM Fri 26-Apr
2024:118:03:45:00Comm pass on DSS-24 (duration 1:00) 2d 04:1011:45 PM Fri 26-Apr
2024:118:04:06:17Maneuver to 266.61593 62.43612 132.949 [2024:118:04:48:59] 2d 04:3112:06 AM Sat 27-Apr
2024:118:04:53:29Obsid: 27150 SI: ACIS-S (26 ksec) Target: 4C +62.29 2d 05:1812:53 AM Sat 27-Apr
2024:118:12:06:49Maneuver to 219.81327 -60.84530 8.967 [2024:118:12:52:42] 2d 12:31 8:06 AM Sat 27-Apr
2024:118:12:57:12Obsid: 25499 SI: HRC-I (10 ksec) Target: ALPHA CEN 2d 13:22 8:57 AM Sat 27-Apr
2024:118:15:45:00Comm pass on DSS-24 (duration 1:00) 2d 16:1011:45 AM Sat 27-Apr
2024:118:15:45:22Maneuver to 219.20416 -16.25488 62.999 [2024:118:16:11:45] 2d 16:1011:45 AM Sat 27-Apr
2024:118:16:16:15Obsid: 29386 SI: ACIS-S (10 ksec) Target: HE1434-1600 2d 16:4112:16 PM Sat 27-Apr
2024:118:19:02:55Maneuver to 342.30199 13.45350 97.364 [2024:118:19:42:08] 2d 19:27 3:02 PM Sat 27-Apr
2024:118:19:46:38Obsid: 26726 SI: ACIS-S (15 ksec) Target: WISEA J224909.1 2d 20:11 3:46 PM Sat 27-Apr

CXO and GOES rates
CXOGOESLimit
HRC shield017250
HRC MCP637430
P4GM---0.06300
P41GM---0.008.47
CXO: from snapshot at 2024:115:21:40:51 (- 1:54)
GOES proxies: scaled 15 min average of GOES-16
Last avgs at HRC: - 0:20   P4GM: - 0:20   P41GM: - 0:20
ACE rates
Value2hr limitOrbital limitHours to
Orbital limit
Current flux1795000012000> 30
2hr avg flux1975000012000> 30
Orbital fluence1.6x107---2.0x109---
ACE data from 2024:115:23:20:00 (- 0:15)
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 23/2100Z to 24/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 422 km/s at 24/0808Z. Total IMF reached 5 nT at 23/2114Z. The maximum southward component of Bz reached -5 nT at 23/2114Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 1006 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at unsettled to active levels on day one (25 Apr) and quiet to active levels on days two and three (26 Apr, 27 Apr). Protons have a slight chance of crossing threshold on days one, two, and three (25 Apr, 26 Apr, 27 Apr).
Solar ActivityAnalysis of Solar Active Regions and Activity from 23/2100Z to 24/2100Z: Solar activity has been at moderate levels for the past 24 hours. The largest solar event of the period was a M1 event observed at 24/0239Z from Region 3638 (S17W74). There are currently 16 numbered sunspot regions on the disk. IB. Solar Activity Forecast: Solar activity is expected to be moderate with a slight chance for an X-class flare on days one, two, and three (25 Apr, 26 Apr, 27 Apr).

Solar X-ray Activity

Solar Wind Data ( SOHO ACE )

Solar Flare Monitor