Notice for all data users! This data set is property of the Taurus Hill Observatory (A95). The use of the material without the permission of the THO is strictly forbidden. See the copyrights of the THO material. If You would like to use the material, please contact THO personel.
Download the GJ436 data file:
Data is dated 22./23.4.2008. See also the overview, including the light curve, from our site.
AIP4Win Multiple-Image Photometry Tool
Differential Photometry Report
AIP4Win Licensed to: Veli-Pekka Hentunen
AIP4Win v. 2.2.0
Folder containing files: D:\Kassiopeia\Havainnot\year_2008\month_4\day_22-23\gj436
Filename of first image: gj436-001_R_50s_b1.fit
Number of files selected: 82
Star aperture radius: 14
Sky annulus inner radius: 22
Sky annulus outer radius: 26
Star aperture pixels: 617
Sky annulus pixels: 361
Default integration time: 50.0
Zero point: 25.0
Gain [e/ADU]: 2.66
Readout noise [e rms]: 10.0
Dark current [e/sec/pix]: 1.0
Time of observation:
Date, time, exposure from FITS header
First Image Date: 2008-04-22
First Image Time: 23:35:38
First Exposure Time: 50 seconds
Filter: Red
Clock time zone: 0 hours
Offset (true-clock): 0 seconds
Heliocentric correction: 0 seconds
Julian Day (midexposure): ImageTime + (Exposure / 2)
First Mid-exposure Date: 2008-04-22
First Mid-exposure Time: 23:36:03.000
Stars selected in the first image
Star Star_X Star_Y Integr Max_PV Sky_ADU Star_ADU Mag ±Sigma
Var 707.341 589.599 50.000 13185.09 25.1667 488757. 15.025 0.0011
C1 1394.774 226.453 50.000 9462.18 24.3096 350234. 15.387 0.0013
C2 1015.380 399.683 50.000 9048.3 24.4827 292963. 15.580 0.0014
C3 1067.555 570.234 50.000 5201.37 25.1121 186132.1 16.073 0.0019
C4 1056.943 815.809 50.000 1073.938 23.8049 45372.4 17.605 0.0056
C5 298.969 291.344 50.000 1445.245 23.3935 52924.1 17.438 0.0050
Ens 927626. 14.329 0.0009
——————————————————————-
Seq_# YYYY-MM-DD HH:MM:SS.sss Julian_Day Integr Filt (V-C1) ±Sigma (C2-C1) ±Sigma (V-Ens) ±Sigma Vsky_ADU File_Name
00001 2008-04-22 23:36:03.000 2454579.48337 50.00 Red -0.362 0.002 0.194 0.002 0.696 0.001 25.1667 gj436-001_R_50s_b1.fit
00002 2008-04-22 23:37:11.000 2454579.48416 50.00 Red -0.357 0.002 0.198 0.002 0.698 0.001 24.6722 gj436-002_R_50s_b1.fit
00003 2008-04-22 23:38:17.000 2454579.48492 50.00 Red -0.357 0.002 0.191 0.002 0.701 0.001 23.7741 gj436-003_R_50s_b1.fit
00004 2008-04-22 23:39:24.000 2454579.48569 50.00 Red -0.357 0.002 0.198 0.002 0.697 0.001 25.2234 gj436-004_R_50s_b1.fit
00005 2008-04-22 23:40:31.000 2454579.48647 50.00 Red -0.362 0.002 0.191 0.002 0.696 0.001 26.9714 gj436-005_R_50s_b1.fit
00006 2008-04-22 23:41:38.000 2454579.48725 50.00 Red -0.357 0.002 0.195 0.002 0.699 0.001 27.7763 gj436-006_R_50s_b1.fit
00007 2008-04-22 23:42:44.000 2454579.48801 50.00 Red -0.359 0.002 0.192 0.002 0.699 0.001 24.9168 gj436-007_R_50s_b1.fit
00008 2008-04-22 23:43:51.000 2454579.48878 50.00 Red -0.358 0.002 0.190 0.002 0.701 0.001 24.839 gj436-008_R_50s_b1.fit
00009 2008-04-22 23:44:58.000 2454579.48956 50.00 Red -0.353 0.002 0.200 0.002 0.700 0.001 29.9775 gj436-009_R_50s_b1.fit
00010 2008-04-22 23:46:05.000 2454579.49034 50.00 Red -0.359 0.002 0.193 0.002 0.698 0.001 25.8361 gj436-010_R_50s_b1.fit
00011 2008-04-22 23:47:11.000 2454579.49110 50.00 Red -0.357 0.002 0.198 0.002 0.697 0.001 33.4219 gj436-011_R_50s_b1.fit
00012 2008-04-22 23:48:18.000 2454579.49188 50.00 Red -0.360 0.002 0.195 0.002 0.697 0.001 34.6582 gj436-012_R_50s_b1.fit
00013 2008-04-22 23:49:25.000 2454579.49265 50.00 Red -0.364 0.002 0.195 0.002 0.693 0.001 33.104 gj436-013_R_50s_b1.fit
00014 2008-04-22 23:50:32.000 2454579.49343 50.00 Red -0.361 0.002 0.197 0.002 0.695 0.001 33.4721 gj436-014_R_50s_b1.fit
00015 2008-04-22 23:51:38.000 2454579.49419 50.00 Red -0.356 0.002 0.192 0.002 0.703 0.001 35.9625 gj436-015_R_50s_b1.fit
00016 2008-04-22 23:52:45.000 2454579.49497 50.00 Red -0.362 0.002 0.193 0.002 0.695 0.001 34.4124 gj436-016_R_50s_b1.fit
00017 2008-04-22 23:53:53.000 2454579.49575 50.00 Red -0.362 0.002 0.194 0.002 0.696 0.001 30.6944 gj436-017_R_50s_b1.fit
00018 2008-04-22 23:54:59.000 2454579.49652 50.00 Red -0.356 0.002 0.197 0.002 0.699 0.001 31.394 gj436-018_R_50s_b1.fit
00019 2008-04-22 23:56:06.000 2454579.49729 50.00 Red -0.361 0.002 0.193 0.002 0.697 0.001 33.776 gj436-019_R_50s_b1.fit
00020 2008-04-22 23:57:13.000 2454579.49807 50.00 Red -0.360 0.002 0.192 0.002 0.698 0.001 33.4979 gj436-020_R_50s_b1.fit
00021 2008-04-22 23:58:20.000 2454579.49884 50.00 Red -0.358 0.002 0.205 0.002 0.695 0.001 35.0782 gj436-021_R_50s_b1.fit
00022 2008-04-22 23:59:27.000 2454579.49962 50.00 Red -0.359 0.002 0.193 0.002 0.698 0.001 36.224 gj436-022_R_50s_b1.fit
00023 2008-04-23 00:00:33.000 2454579.50038 50.00 Red -0.360 0.002 0.197 0.002 0.695 0.001 42.5202 gj436-023_R_50s_b1.fit
00024 2008-04-23 00:01:40.000 2454579.50116 50.00 Red -0.360 0.002 0.199 0.002 0.695 0.001 45.0837 gj436-024_R_50s_b1.fit
00025 2008-04-23 00:02:47.000 2454579.50193 50.00 Red -0.363 0.002 0.193 0.002 0.694 0.001 44.5371 gj436-025_R_50s_b1.fit
00026 2008-04-23 00:03:54.000 2454579.50271 50.00 Red -0.365 0.002 0.199 0.002 0.691 0.001 40.7884 gj436-026_R_50s_b1.fit
00027 2008-04-23 00:05:00.000 2454579.50347 50.00 Red -0.354 0.002 0.198 0.002 0.702 0.001 47.3198 gj436-027_R_50s_b1.fit
00028 2008-04-23 00:06:07.000 2454579.50425 50.00 Red -0.357 0.002 0.193 0.002 0.701 0.001 46.0205 gj436-028_R_50s_b1.fit
00029 2008-04-23 00:07:14.000 2454579.50502 50.00 Red -0.359 0.002 0.195 0.002 0.698 0.001 40.7554 gj436-029_R_50s_b1.fit
00030 2008-04-23 00:08:21.000 2454579.50580 50.00 Red -0.357 0.002 0.198 0.002 0.700 0.001 46.3725 gj436-030_R_50s_b1.fit
00031 2008-04-23 00:09:27.000 2454579.50656 50.00 Red -0.353 0.002 0.197 0.002 0.702 0.001 47.1995 gj436-031_R_50s_b1.fit
00032 2008-04-23 00:10:34.000 2454579.50734 50.00 Red -0.362 0.002 0.195 0.002 0.694 0.001 50.68 gj436-032_R_50s_b1.fit
00033 2008-04-23 00:11:41.000 2454579.50811 50.00 Red -0.361 0.002 0.199 0.002 0.693 0.001 50.5978 gj436-033_R_50s_b1.fit
00034 2008-04-23 00:12:48.000 2454579.50889 50.00 Red -0.361 0.002 0.194 0.002 0.698 0.001 52.6813 gj436-034_R_50s_b1.fit
00035 2008-04-23 00:13:54.000 2454579.50965 50.00 Red -0.363 0.002 0.192 0.002 0.697 0.001 54.8472 gj436-035_R_50s_b1.fit
00036 2008-04-23 00:15:01.000 2454579.51043 50.00 Red -0.363 0.002 0.190 0.002 0.695 0.001 63.2248 gj436-036_R_50s_b1.fit
00037 2008-04-23 00:16:08.000 2454579.51120 50.00 Red -0.353 0.002 0.198 0.002 0.702 0.001 65.5966 gj436-037_R_50s_b1.fit
00038 2008-04-23 00:17:15.000 2454579.51198 50.00 Red -0.360 0.002 0.197 0.002 0.697 0.001 68.5941 gj436-038_R_50s_b1.fit
00039 2008-04-23 00:18:21.000 2454579.51274 50.00 Red -0.361 0.002 0.192 0.002 0.696 0.002 72.5444 gj436-039_R_50s_b1.fit
00040 2008-04-23 00:19:28.000 2454579.51352 50.00 Red -0.361 0.002 0.198 0.002 0.695 0.001 68.6503 gj436-040_R_50s_b1.fit
00041 2008-04-23 00:20:35.000 2454579.51429 50.00 Red -0.363 0.002 0.195 0.002 0.694 0.002 75.379 gj436-041_R_50s_b1.fit
00042 2008-04-23 00:21:42.000 2454579.51507 50.00 Red -0.363 0.002 0.194 0.002 0.695 0.002 78.2754 gj436-042_R_50s_b1.fit
00043 2008-04-23 00:22:49.000 2454579.51584 50.00 Red -0.357 0.002 0.198 0.002 0.697 0.002 82.5068 gj436-043_R_50s_b1.fit
00044 2008-04-23 00:23:56.000 2454579.51662 50.00 Red -0.365 0.002 0.185 0.002 0.697 0.002 87.0016 gj436-044_R_50s_b1.fit
00045 2008-04-23 00:25:02.000 2454579.51738 50.00 Red -0.363 0.002 0.197 0.002 0.693 0.002 95.8202 gj436-045_R_50s_b1.fit
00046 2008-04-23 00:26:09.000 2454579.51816 50.00 Red -0.360 0.002 0.192 0.002 0.700 0.002 104.0559 gj436-046_R_50s_b1.fit
00047 2008-04-23 00:27:16.000 2454579.51894 50.00 Red -0.357 0.002 0.204 0.002 0.696 0.002 109.5002 gj436-047_R_50s_b1.fit
00048 2008-04-23 00:28:23.000 2454579.51971 50.00 Red -0.363 0.002 0.197 0.002 0.694 0.002 113.7451 gj436-048_R_50s_b1.fit
00049 2008-04-23 00:29:29.000 2454579.52047 50.00 Red -0.351 0.002 0.202 0.002 0.703 0.002 122.6294 gj436-049_R_50s_b1.fit
00050 2008-04-23 00:30:36.000 2454579.52125 50.00 Red -0.361 0.002 0.202 0.002 0.693 0.002 126.4237 gj436-050_R_50s_b1.fit
00051 2008-04-23 00:31:43.000 2454579.52203 50.00 Red -0.354 0.002 0.195 0.002 0.702 0.002 130.6962 gj436-051_R_50s_b1.fit
00052 2008-04-23 00:32:50.000 2454579.52280 50.00 Red -0.356 0.002 0.193 0.002 0.703 0.002 140.5731 gj436-052_R_50s_b1.fit
00053 2008-04-23 00:33:57.000 2454579.52358 50.00 Red -0.355 0.002 0.197 0.002 0.703 0.002 149.0175 gj436-053_R_50s_b1.fit
00054 2008-04-23 00:35:03.000 2454579.52434 50.00 Red -0.365 0.002 0.191 0.002 0.693 0.002 157.4297 gj436-054_R_50s_b1.fit
00055 2008-04-23 00:36:11.000 2454579.52513 50.00 Red -0.359 0.002 0.194 0.002 0.697 0.002 177.319 gj436-055_R_50s_b1.fit
00056 2008-04-23 00:37:18.000 2454579.52590 50.00 Red -0.347 0.002 0.206 0.003 0.706 0.002 182.6484 gj436-056_R_50s_b1.fit
00057 2008-04-23 00:38:25.000 2454579.52668 50.00 Red -0.358 0.002 0.202 0.003 0.698 0.002 194.0659 gj436-057_R_50s_b1.fit
00058 2008-04-23 00:39:31.000 2454579.52744 50.00 Red -0.349 0.002 0.204 0.003 0.704 0.002 209.298 gj436-058_R_50s_b1.fit
00059 2008-04-23 00:40:38.000 2454579.52822 50.00 Red -0.352 0.002 0.197 0.003 0.704 0.002 222.288 gj436-059_R_50s_b1.fit
00060 2008-04-23 00:41:45.000 2454579.52899 50.00 Red -0.354 0.002 0.194 0.003 0.704 0.002 242.294 gj436-060_R_50s_b1.fit
00061 2008-04-23 00:42:52.000 2454579.52977 50.00 Red -0.353 0.002 0.197 0.003 0.702 0.002 258.089 gj436-061_R_50s_b1.fit
00062 2008-04-23 00:43:58.000 2454579.53053 50.00 Red -0.356 0.002 0.195 0.003 0.702 0.002 282.349 gj436-062_R_50s_b1.fit
00063 2008-04-23 00:45:05.000 2454579.53131 50.00 Red -0.350 0.002 0.200 0.003 0.705 0.002 300.309 gj436-063_R_50s_b1.fit
00064 2008-04-23 00:46:12.000 2454579.53208 50.00 Red -0.355 0.002 0.195 0.003 0.702 0.002 328.453 gj436-064_R_50s_b1.fit
00065 2008-04-23 00:47:19.000 2454579.53286 50.00 Red -0.355 0.003 0.197 0.003 0.701 0.002 355.51 gj436-065_R_50s_b1.fit
00066 2008-04-23 00:48:26.000 2454579.53363 50.00 Red -0.356 0.003 0.191 0.003 0.703 0.002 382.492 gj436-066_R_50s_b1.fit
00067 2008-04-23 00:49:32.000 2454579.53440 50.00 Red -0.353 0.003 0.199 0.003 0.699 0.002 411.081 gj436-067_R_50s_b1.fit
00068 2008-04-23 00:50:39.000 2454579.53517 50.00 Red -0.354 0.003 0.195 0.003 0.703 0.002 442.928 gj436-068_R_50s_b1.fit
00069 2008-04-23 00:51:46.000 2454579.53595 50.00 Red -0.354 0.003 0.194 0.003 0.705 0.002 483.417 gj436-069_R_50s_b1.fit
00070 2008-04-23 00:52:53.000 2454579.53672 50.00 Red -0.356 0.003 0.191 0.003 0.702 0.002 525.081 gj436-070_R_50s_b1.fit
00071 2008-04-23 00:53:59.000 2454579.53749 50.00 Red -0.360 0.003 0.189 0.004 0.701 0.003 571.695 gj436-071_R_50s_b1.fit
00072 2008-04-23 00:55:06.000 2454579.53826 50.00 Red -0.351 0.003 0.200 0.004 0.707 0.003 622.636 gj436-072_R_50s_b1.fit
00073 2008-04-23 00:56:13.000 2454579.53904 50.00 Red -0.356 0.003 0.190 0.004 0.700 0.003 679.438 gj436-073_R_50s_b1.fit
00074 2008-04-23 00:57:20.000 2454579.53981 50.00 Red -0.361 0.003 0.191 0.004 0.697 0.003 750.411 gj436-074_R_50s_b1.fit
00075 2008-04-23 00:58:26.000 2454579.54058 50.00 Red -0.352 0.003 0.200 0.004 0.702 0.003 816.428 gj436-075_R_50s_b1.fit
00076 2008-04-23 00:59:33.000 2454579.54135 50.00 Red -0.356 0.003 0.188 0.004 0.704 0.003 897.886 gj436-076_R_50s_b1.fit
00077 2008-04-23 01:00:40.000 2454579.54213 50.00 Red -0.361 0.004 0.186 0.004 0.705 0.003 987.852 gj436-077_R_50s_b1.fit
00078 2008-04-23 01:01:47.000 2454579.54291 50.00 Red -0.366 0.004 0.187 0.005 0.695 0.003 1097.516 gj436-078_R_50s_b1.fit
00079 2008-04-23 01:02:54.000 2454579.54368 50.00 Red -0.359 0.004 0.187 0.005 0.701 0.003 1215.571 gj436-079_R_50s_b1.fit
00080 2008-04-23 01:04:00.000 2454579.54444 50.00 Red -0.358 0.004 0.198 0.005 0.697 0.004 1356.408 gj436-080_R_50s_b1.fit
00081 2008-04-23 01:05:07.000 2454579.54522 50.00 Red -0.355 0.004 0.203 0.005 0.697 0.004 1506.048 gj436-081_R_50s_b1.fit
00082 2008-04-23 01:06:14.000 2454579.54600 50.00 Red -0.366 0.004 0.199 0.006 0.691 0.004 1682.755 gj436-082_R_50s_b1.fit
