======================================================= Beginning observing run @ 11:58:05 2011-04-04 ======================================================= Basic paramaters values: Delay to flush CCD ghost image: 270 s Output directory: /home/sand/public_html/data/2011/04/04 Ephemerides: 3 2 11:58:05 2011-04-04 Ephemerides for Hefei Longitude: 242 deg. 50 min. 24 sec. Latitude: 31 deg. 54 min. 00 sec. For the night of: Sun, 2011 Apr 3 ---> Mon, 2011 Apr 4 Sunset ( 0 m horizon): 10 33 UTC Sunrise: 21 57 UTC Evening astronomical twilight: 11 56 UTC Morning astronomical twilight: 20 34 UTC 12-degr twilight: 11 26 UTC --> 21 04 UTC Moon at civil midnight: illuminated fraction 0.003 ---------------------------------------------- Beginning of acquisition (image 1/27) @ 11:58:05 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 46.5 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_11:58:05.fits ----------------------------------------------- End of acquisition @ 12:23:13 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 2/27) @ 12:27:53 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 48.0 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_12:27:53.fits ----------------------------------------------- End of acquisition @ 12:53:03 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 3/27) @ 12:57:44 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 43.0 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_12:57:44.fits ----------------------------------------------- End of acquisition @ 13:22:50 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 4/27) @ 13:27:25 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 46.1 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_13:27:25.fits ----------------------------------------------- End of acquisition @ 13:52:29 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 5/27) @ 13:57:03 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 41.0 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_13:57:03.fits ----------------------------------------------- End of acquisition @ 14:22:07 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 6/27) @ 14:26:43 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 43.0 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_14:26:43.fits ----------------------------------------------- End of acquisition @ 14:51:47 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 7/27) @ 14:56:22 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 44.1 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_14:56:22.fits ----------------------------------------------- End of acquisition @ 15:21:25 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 8/27) @ 15:26:03 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 43.4 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_15:26:03.fits ----------------------------------------------- End of acquisition @ 15:51:11 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 9/27) @ 15:55:47 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 42.6 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_15:55:47.fits ----------------------------------------------- End of acquisition @ 16:20:54 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 10/27) @ 16:25:30 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 39.8 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_16:25:30.fits ----------------------------------------------- End of acquisition @ 16:50:38 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 11/27) @ 16:55:15 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 37.9 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_16:55:15.fits ----------------------------------------------- End of acquisition @ 17:20:19 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 12/27) @ 17:24:52 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 38.3 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_17:24:52.fits ----------------------------------------------- End of acquisition @ 17:49:57 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 13/27) @ 17:54:31 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 36.3 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_17:54:31.fits ----------------------------------------------- End of acquisition @ 18:19:42 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 14/27) @ 18:24:18 2011-04-04 ---------------------------------------------- Dark frame acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 36.3 Ambient relative luminosity: 0 File name: dark_T_0_t_1500_2011-04-04_18:24:18.fits ----------------------------------------------- End of acquisition @ 18:49:27 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 15/27) @ 18:54:00 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 36.3 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_18:54:00.fits ----------------------------------------------- End of acquisition @ 19:19:09 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 16/27) @ 19:23:44 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 37.1 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_19:23:44.fits ----------------------------------------------- End of acquisition @ 19:48:48 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 17/27) @ 19:53:23 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 34.4 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_19:53:23.fits ----------------------------------------------- End of acquisition @ 20:18:30 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 18/27) @ 20:23:04 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 35.9 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_20:23:04.fits ----------------------------------------------- End of acquisition @ 20:48:09 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 19/27) @ 20:52:42 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 36.7 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_20:52:42.fits ----------------------------------------------- End of acquisition @ 21:17:47 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 20/27) @ 21:22:24 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 33.6 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_21:22:24.fits ----------------------------------------------- End of acquisition @ 21:47:27 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 21/27) @ 21:51:59 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 34.8 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_21:51:59.fits ----------------------------------------------- End of acquisition @ 22:17:07 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 22/27) @ 22:21:44 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 34.4 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_22:21:44.fits ----------------------------------------------- End of acquisition @ 22:46:51 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 23/27) @ 22:51:27 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 34.8 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_22:51:27.fits ----------------------------------------------- End of acquisition @ 23:16:31 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 24/27) @ 23:21:05 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 36.3 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_23:21:05.fits ----------------------------------------------- End of acquisition @ 23:46:08 2011-04-04 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 25/27) @ 23:50:48 2011-04-04 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 36.7 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-04_23:50:48.fits ----------------------------------------------- End of acquisition @ 00:15:52 2011-04-05 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 26/27) @ 00:20:30 2011-04-05 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: 0.2 C Temperature setpoint: 0 C CCD cooling power: 43.4 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-05_00:20:30.fits ----------------------------------------------- End of acquisition @ 00:45:36 2011-04-05 ----------------------------------------------- Erasing ghost image ---------------------------------------------- Beginning of acquisition (image 27/27) @ 00:50:11 2011-04-05 ---------------------------------------------- Sky image acquisition Azimuth: 0 deg 0 min Elevation: 90 deg 0 min Integration time: 1500 sec Air temperature: 25.0 C CCD temperature: -0.2 C Temperature setpoint: 0 C CCD cooling power: 49.6 Ambient relative luminosity: 0 File name: sky_T_0_t_1500_2011-04-05_00:50:11.fits ----------------------------------------------- End of acquisition @ 01:15:16 2011-04-05 ----------------------------------------------- ====================================================== End of observing run ======================================================