An ~X-2 flare was just observed by GOES 10 and 12 on July 14, but it did not affect Chandra.
From Feb 2004, we report CTIs with a refined data definition. CTIs were computed for the data taken during the focal plane temperature ≤ -119.7 C, and the integration time longer than 7,000 sec. This eliminates a CTI temperature dependency, and the shows CTI degradation with time much more cleanly. Please see new CTI page for detailed explanation.
Average of ACIS-I CCDs (MnKa) slope 6.423e-9 CTI/day
Detrended slope 6.989e-9 CTI/day
| CCD0 | CCD1 | CCD2 | CCD3 | CCD4 | CCD5 | CCD6 | CCD7 | CCD8 | CCD9 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Previously Unknown Bad Pixels | ||||||||||
| Current Warm Pixels | (1024,40) (1024,41) | (526,66) | (280,313) (607,281) | (197,241) (182,474) (62,482) (356,902) (326,978) (587,544) | ||||||
| Flickering Warm Pixels | (1024,40) (1024,41) | (353,201) (526,66) | (811,637) | (227,467) (247,364) | (280,313) (607,281) (1023,166) | (360,249) | (62,482) (182,474) (326,978) (356,902) (378,465) (587,544) | (350,459) (636,819) | ||
| Current Hot Pixels | (716,718) (1022,166) | |||||||||
| Flickering Hot Pixels | (885,460) | |||||||||
| Warm column candidates | 509 514 518 1021 | 509 517 | 509 514 1021 | 509 | ||||||
| Flickering Warm Column Candidates | 514 1021 | 509 | 1021 | 509 514 1021 |
| Day (DOY) | Temp (C) | Width (Days) | |
|---|---|---|---|
| 193.09 | -117.61 | 0.37 | |
| 195.73 | -117.77 | 0.37 |
| MSID | 07/09/04 | 07/10/04 | 07/11/04 | 07/12/04 | 07/13/04 | 07/14/04 | 07/15/04 | yellow limits (lower) upper | red limits (lower) upper | Units | Description |
| 1CRAT | (143.16) 148.16 | (131.16) 183.16 | K | COLD RADIATOR TEMP. A | |||||||
| 1CRBT | 150.00 | (143.16) 148.16 | (131.16) 183.16 | K | COLD RADIATOR TEMP. B | ||||||
| TEPHIN | 310.86 | (260.8) 300.2 | (258.0) 303.0 | K | EPHIN SENSOR HOUSING TEMP | ||||||
| TEIO | 330.24 | 325.54 | (253.0) 320.2 | (250.2) 323.0 | K | EPHIN ELECTRONICS HOUSING TEMP | |||||
| 5EPHINT | 309.62 | (261.0) 300.0 | (258.0) 303.0 | K | EPHIN TEMP | ||||||
| HKBBIASLEAKI | 0.99 | 1.00 | 1.00 | (-100.0) 0.5 | (-200.0) 0.7 | uA | EPHIN HOUSEKEEPING B-BIAS: LEAKAGE CURRENT (5EHSE500) | ||||
| HKCBIASLEAKI | 45.20 | (-100.0) 30.0 | (-200.0) 40.0 | uA | EPHIN HOUSEKEEPING C-BIAS: LEAKAGE CURRENT (5EHSE600) | ||||||
| HKDBIASLEAKI | 45.10 | (-100.0) 36.0 | (-200.0) 40.0 | uA | EPHIN HOUSEKEEPING D-BIAS: LEAKAGE CURRENT (5EHSE700) | ||||||
| HKEBIASLEAKI | 45.10 | (-100.0) 30.0 | (-200.0) 40.0 | uA | EPHIN HOUSEKEEPING E-BIAS: LEAKAGE CURRENT (5EHSE800) | ||||||
| HKEBOXTEMP | 314.26 | (268.0) 308.0 | (253.0) 343.0 | K | EPHIN HOUSEKEEPING EBOX: TEMPERATURE (5EHSE300) | ||||||
| HKP6V | (5.76) | (5.76) | (5.76) | (5.76) | (5.76) | (5.76) 5.86 | (5.74) 5.88 | V | HK 6 Volts Rail - Voltage | ||
| 3TTHRC1T | 294.46 | (243.0) 293.0 | (218.5) 353.0 | K | TT AT HRC BIPOD ATTACH #1 | ||||||
| 3TTHRC2T | 298.48 | (243.0) 293.0 | (218.5) 353.0 | K | TT AT HRC BIPOD ATTACH #2 | ||||||
| 3FAMYZAT | 308.77 | 308.77 | (253.0) 308.0 | (225.0) 353.0 | K | FA STRUCTURE +X FACE AT -Y-Z END ABORT HTR. FA6 TEMP | |||||
| 3RCTUBPT | 294.46 | (253.0) 293.0 | (230.5) 315.5 | K | RCTU BASEPLATE (+X) | ||||||
| BOXTEMP | 293.15 | 294.15 | (278.0) 292.0 | (276.0) 294.0 | K | SEA box temperature | |||||
| PSUTEMP | 322.15 | 322.65 | (313.8) 321.85 | (312.6) 323.05 | K | SEA power supply temperature (3FAPSAT) | |||||
| TMZP_CNT | 327.66 | 332.41 | 327.66 | 333.98 | (237.4) 327.4 | (227.4) 349.7 | K | -Z PNL TEMP:CENTER | |||
| TSCIUSF1 | 357.55 | 354.41 | 359.12 | (230.2) 346.9 | (227.4) 349.7 | K | SC-IUS FITTING-1 TEMP | ||||
| TSCIUSF8 | 359.12 | 354.41 | 360.69 | (230.2) 346.9 | (227.4) 349.7 | K | SC-IUS FITTING-8 TEMP | ||||
| TFSSBKT1 | 340.27 | (237.4) 333.0 | (223.0) 348.0 | K | FSS BRACKET-1 TEMP (+Y) | ||||||
| TRSPMTPC | 295.00 | (260.8) 294.1 | (216.3) 349.7 | K | RAD SHR PNL TEMP:TTWN MUPS AND PCAD | ||||||
| TCYLAFT1 | 298.48 | (260.8) 294.1 | (227.4) 349.7 | K | CNT CYL TEMP:16-IN FWD OF SC-TS FIT-1 | ||||||
| TCYLAFT6 | 298.48 | (260.8) 294.1 | (227.4) 349.7 | K | CNT CYL TEMP:16-IN FWD OF SC-TS FIT-6 | ||||||
| OOBTHR31 | 290.77 | 290.24 | 290.72 | (281.9) 289.7 | (250.2) 308.0 | K | RT 53: OBA AFT BULKHEAD | ||||
| OOBTHR39 | 285.90 | 285.94 | 285.94 | (281.9) 285.8 | (250.2) 308.0 | K | RT 61: TFTE CONE | ||||
| OOBTHR47 | 263.64 | 263.64 | 263.50 | 262.08 | 264.22 | (255.2) 261.9 | (233.0) 355.2 | K | RT 69: TFTE COVER | ||
| OOBTHR56 | 290.35 | 290.35 | (281.9) 288.6 | (250.2) 308.0 | K | RT 158: OBA CONE | |||||
| OOBTHR57 | 290.62 | 290.17 | 290.53 | (281.9) 288.6 | (250.2) 308.0 | K | RT 150: OBA CONE | ||||
| 4RT596T | 283.25 | 283.25 | 283.25 | 283.58 | (279.7) 283.0 | (233.0) 308.0 | K | RT 596 - TFTE TEMP | |||
| Gratings | LETG IN | LETG OUT |
"Prob" means that there was probably bad time data included in the manual runs. This will probably be corrected in future AP processing.
| OBSID | DETECTOR | GRATING | TARGET | ANALYSIS | ACA |
|---|---|---|---|---|---|
| 5171 | ACIS-S | LETG | Mkn421 | OK /OK | OK |
| 5331 | ACIS-S | LETG | Mkn421 | OK /OK | OK |
| 4704 | ACIS-S | NONE | SCULPTORDWARFSPHEROIDAL | OK | OK |
| 4944 | ACIS-I | NONE | A3395s | OK | OK |
| 5341 | ACIS-I | NONE | SNRG16.85-1.05 | OK | OK |
| 4734 | ACIS-S | NONE | M101 | OK | OK |
| 4653 | ACIS-S | NONE | 1E1048.1-5937 | OK | OK |
| 4661 | ACIS-I | NONE | XRF040701 | OK | OK |
| 4477 | ACIS-I | NONE | NGC6357FieldI | OK | OK |
| 4600 | ACIS-I | NONE | SNRG16.85-1.05 | OK | OK |
| 5340 | ACIS-S | NONE | M101 | OK | OK |
This Week's focus is
Gratings.
Trends last reported on
Apr 22.
Only the most interesting or representative msids are shown below.
For a full listing choose the bulletted link.
| HETG Retracted | ||||||
| MSID | MEAN | RMS | DELTA/YR | DELTA/YR/YR | UNITS | DESCRIPTION |
| 4HPOSBRO | 8.057e+01 | 9.761e-01 | -4.080e-01 | 3.650e-01 | deg | HETG pot. angle (side B) |
| LETG Insertions | ||||||
| MSID | MEAN | RMS | DELTA/YR | DELTA/YR/YR | UNITS | DESCRIPTION |
| N_MOVES_LI | 1.393e+01 | 1.896e+00 | -1.522e-01 | 8.638e-01 | num | Number of moves |
| N_SHORT_LI | 1.293e+01 | 1.896e+00 | -1.522e-01 | 8.638e-01 | num | Number of short moves |
| F4HPOSBRO_LI | 4.417e+00 | 1.196e-01 | -5.302e-02 | -6.552e-02 | deg | Final pot. angle (side B) |
| LETG Retractions | ||||||
| MSID | MEAN | RMS | DELTA/YR | DELTA/YR/YR | UNITS | DESCRIPTION |
| N_MOVES_LR | 6.615e+00 | 1.309e+00 | -8.250e-01 | 7.822e-01 | num | Number of moves |
| N_SHORT_LR | 5.615e+00 | 1.309e+00 | -8.250e-01 | 7.822e-01 | num | Number of short moves |
| I4HPOSARO_LR | 7.037e+00 | 2.537e-01 | -1.827e-01 | 4.295e-02 | deg | Initial pot. angle (side A) |
| F4HPOSARO_LR | 7.882e+01 | 3.206e-01 | -2.543e-01 | 2.065e-01 | deg | Final pot. angle (side A) |