Chandra X-Ray Observatory (CXC)

Short-term Schedule

Every week an observing request (OR) list is generated from the long term schedule (LTS) target list for that week, plus some unconstrained (pool) targets. This OR list is over-subscribed to allow an efficient schedule to be generated. The short-term schedule consists of those targets from the OR which will actually be observed; those targets not scheduled are then returned to the pool to be selected for future weeks.

The short-term schedule is the plan for a week's observing time. If there are no interruptions, all observations will be carried out close to the times listed. However, schedules can be interrupted by TOO observations, by solar-flare particle events, and by operational difficulties. This schedule is not a guarantee that the observation will occur when indicated.

NB: RA and DEC listings are for the star tracker, not the target position!

The RA and DEC on the short term pages are derived from the spacecraft quaternion. So the coordinates are that of the aspect camera, not the HRMA. The offset between the two coordinate systems is roughly 1.5 arcminutes in both y and z.

There is a link to previous weeks' short-term schedules at the bottom of this page.

JUN2413A


Seq #     ObsID Constr.    Target              Start        Time   SI   Grat    RA       Dec    Roll   Pitch   Slew
----------------------------------------------------------------------------------------------------------------------------
702881 P1 15074 0      ESO 432-IG006 2013:175:04:31:25.786  16.3 ACIS-S NONE 131.1267 -31.6721 218.44  66.10  43.73 dss pspc rass
200823    14193 1          ALPHA CEN 2013:175:09:32:23.915  10.5  HRC-I NONE 219.8298 -60.8208 291.26 127.89  62.11 dss pspc rass
601087 P1 15331 0         ESO498-006 2013:175:12:56:44.086   5.3 ACIS-S NONE 141.2257 -25.7645 227.53  67.62  62.26 dss pspc rass
 ----     T_E17       CAL-ER (53611) 2013:175:15:31:40.273   0.1   --    --  240.0000 -14.0000 248.40 147.13  93.75   
 ----     GG_17       CAL-ER (53610) 2013:175:16:57:00.703   1.0   --    --  279.0000   4.0000 169.01 152.07  91.50   
 ----     G1_17       CAL-ER (53609) 2013:175:20:14:26.028   0.5   --    --  230.3301   8.9051 231.74 126.80  73.47   
 ----     T_X18       CAL-ER (53608) 2013:175:23:30:21.773   0.1   --    --  246.3490 -37.5468 293.33 152.63  73.87   
200834    14531 0         G333.1-0.4 2013:176:02:02:47.273  61.0 ACIS-I NONE 245.1344 -50.6615 310.12 144.80  21.97 dss pspc rass
401501    15501 0      Deep Field 05 2013:176:19:28:22.205  49.0 ACIS-I NONE  14.0877 -72.5962 106.22 109.42  60.37 dss pspc rass
601081    15325 1           M31 BHXN 2013:177:09:45:50.568   5.0 ACIS-I NONE  10.7052  41.2564 104.65  70.90 113.88 dss pspc rass
702801 P1 15656 0              3C441 2013:177:11:34:27.568   7.0 ACIS-S NONE 331.5462  29.4787 127.92 104.43  33.70 dss pspc rass
801280    15152 0  CIZA J0107.7+5408 2013:177:13:58:24.568  23.0 ACIS-I NONE  16.9783  54.1717  95.18  64.60  40.84 dss pspc rass
801252    15123 0      G114.33+64.87 2013:177:20:54:38.178  29.9 ACIS-I NONE 198.7400  51.8011 245.47  79.49  78.27 dss pspc rass
 ----     T_E18       CAL-ER (53606) 2013:178:06:21:09.520   0.1   --    --  276.8132   5.1428 178.57 151.54  80.97   
 ----     GG_18       CAL-ER (53605) 2013:178:11:28:11.203   0.5   --    --  230.5120   8.7947 233.39 124.91  66.19   
 ----     T_X19       CAL-ER (53604) 2013:178:14:27:51.001   0.1   --    --  256.0000   0.0000 219.05 149.38  29.52   
401463    14630 1      XTE J1118+480 2013:178:16:38:52.520  60.0 ACIS-S NONE 169.5302  48.0594 265.80  61.73  87.65 dss pspc rass
601095    15389 0            ngc3938 2013:179:09:46:52.520  50.0 ACIS-I NONE 178.1863  44.1094 258.64  67.74   7.24 dss pspc rass
801265    15136 0      G139.19+56.35 2013:180:00:07:29.520  33.0 ACIS-I NONE 175.5914  58.5081 267.51  64.02  16.01 dss pspc rass
801342    15309 0      G275.21+43.92 2013:180:09:50:04.828  10.0 ACIS-I NONE 172.5665 -14.6083 243.37  81.84  76.90 dss pspc rass
200889    14588 0           NGC 6026 2013:180:13:06:23.910  30.0 ACIS-S NONE 240.3202 -34.5234 278.59 144.98  63.68 dss pspc rass
 ----     T_E19       CAL-ER (53602) 2013:180:22:32:13.685   0.1   --    --  304.0000 -10.0000 121.85 152.60 176.75   
 ----     GG_19       CAL-ER (53601) 2013:181:01:58:01.866   0.2   --    --  264.0000   3.0000 208.42 150.01  96.58   
 ----     G1_19       CAL-ER (53600) 2013:181:02:59:49.244   0.5   --    --  218.0000  45.0000 233.60  92.08  58.30   
 ----     T_X20       CAL-ER (53599) 2013:181:05:59:38.040   0.1   --    --  243.0000 -20.0000 257.96 146.28  74.69   
501928    14800 0          SN 2013by 2013:181:08:26:47.040  10.0 ACIS-S NONE 254.7110 -60.1915 324.20 139.17  70.17 dss pspc rass
702862 P1 15055 0   IRAS F16399-0937 2013:181:11:49:41.554  15.0 ACIS-S NONE 250.6641  -9.6951 240.39 149.39  93.34 dss pspc rass


JUN1513A


Seq #     ObsID Constr.    Target              Start        Time   SI   Grat    RA       Dec    Roll   Pitch   Slew
----------------------------------------------------------------------------------------------------------------------------
401511    15271 0          4U1916-05 2013:166:14:14:39.216  60.0 ACIS-S LETG 289.7366  -5.2653 129.00 149.31 152.89 dss pspc rass
702923    15647 1            Mrk 590 2013:167:07:33:42.880  30.5 ACIS-S HETG  33.6586  -0.7830 111.00  55.11 106.02 dss pspc rass
 ----     T_E14       CAL-ER (53630) 2013:167:16:50:28.186   0.1   --    --  294.4843 -20.8823 100.70 152.70  99.13   
 ----     GG_14       CAL-ER (53629) 2013:167:17:28:51.774   0.9   --    --  294.5000 -20.0000 102.38 152.54   1.89   
 ----     G1_14       CAL-ER (53628) 2013:167:20:17:56.264   0.9   --    --  264.0000   8.0000 182.20 148.61  91.08   
 ----     G2_14       CAL-ER (53627) 2013:167:22:06:12.443   0.9   --    --  242.1835   1.9632 220.32 146.09  42.45   
 ----     T_X15       CAL-ER (53625) 2013:168:02:22:20.162   0.1   --    --  252.0000   0.5000 207.99 152.75  15.65   
502037    15663 1         GRB130606A 2013:168:03:29:47.509  30.0 ACIS-S NONE 249.4161  29.8139 198.08 124.61  31.23 dss pspc rass
200842    14541 0 IRDC G34.4+0.23  IRD 2013:168:12:18:26.462  28.4 ACIS-I NONE 283.3468   1.4142 146.69 150.01  59.17 dss pspc rass
401511    15657 0          4U1916-05 2013:168:20:34:00.062  30.0 ACIS-S LETG 289.7366  -5.2653 129.00 151.08  20.12 dss pspc rass
801328 P1 15290 0        CODEX 59304 2013:169:05:26:50.662   4.0 ACIS-I NONE 331.8852   0.1396 115.49 112.59  45.05 dss pspc rass
200908    15536 2             GJ 436 2013:169:07:21:35.298  20.0 ACIS-S NONE 175.5441  26.7300 249.37  78.70 146.60 dss pspc rass
801320 P1 15282 0        CODEX 25424 2013:169:13:22:55.298   4.0 ACIS-I NONE 172.7446  38.4301 253.67  72.53  12.25 dss pspc rass
801238    15109 0      G244.69+32.49 2013:169:14:57:45.827  16.0 ACIS-I NONE 146.3469  -8.6581 239.61  66.15  57.04 dss pspc rass
801228    15099 0      G262.25-35.36 2013:169:19:56:21.091  22.0 ACIS-I NONE  79.1132 -54.4811 172.34  78.18  73.89 dss pspc rass
801240    15111 0      G250.90-36.25 2013:170:02:17:39.364  16.0 ACIS-I NONE  77.5140 -45.3081 170.14  69.31   9.28 dss pspc rass
 ----     T_E15       CAL-ER (53623) 2013:170:07:41:41.348   0.1   --    --  273.0000 -40.0000  16.33 162.84  93.62   
 ----     GG_15       CAL-ER (53622) 2013:170:13:02:26.626   0.9   --    --  153.0000 -78.0000 240.89 107.95  59.97   
 ----     G1_15       CAL-ER (53621) 2013:170:13:44:50.885   0.9   --    --  253.0000 -48.0000 328.65 152.65  45.96   
 ----     T_X16       CAL-ER (53619) 2013:170:17:45:37.409   0.1   --    --  298.0000 -23.3300  96.18 152.77 106.38   
901023    15193 0         B2 2327+39 2013:170:19:00:19.348 114.7 ACIS-I NONE 352.6253  39.4427 111.77  79.52  84.06 dss pspc rass
901056    15226 1      COSMOS Legacy 2013:172:03:40:36.720  50.0 ACIS-I NONE 150.4064   1.7249 250.00  62.53 150.18 dss pspc rass
801304    15177 0   RXC J0528.9-3927 2013:172:18:09:14.262  17.0 ACIS-I NONE  82.2104 -39.4246 170.81  63.30  89.07 dss pspc rass
 ----     T_E16       CAL-ER (53617) 2013:172:23:50:00.164   0.1   --    --  273.0000 -40.5000   7.49 162.81  99.47   
 ----     GG_16       CAL-ER (53616) 2013:173:04:54:06.394   0.9   --    --  153.0000 -78.0000 238.27 107.46  57.82   
 ----     G1_16       CAL-ER (53615) 2013:173:05:38:16.709   0.9   --    --  246.3000 -41.3000 303.44 152.80  55.02   
 ----     T_X17       CAL-ER (53614) 2013:173:07:04:20.396   0.1   --    --  249.3000  -6.0000 227.85 152.85  83.46   
801355    15322 0    RXCJ1053.7+5452 2013:173:09:52:38.164  25.0 ACIS-I NONE 163.3907  54.8534 269.92  60.97  92.71 dss pspc rass
901072    15242 1      COSMOS Legacy 2013:173:17:18:04.080  50.0 ACIS-I NONE 149.5424   2.4706 250.00  59.95  59.69 dss pspc rass
801304    15658 0   RXC J0528.9-3927 2013:174:07:46:45.786  73.0 ACIS-I NONE  82.2104 -39.4246 170.81  63.47  89.38 dss pspc rass


Previous weeks' short-term schedules.

Last modified: 06/19/13



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