1 POSITIONS AND VELOCITY OFFSETS FOR DATES MAY 17, 2001 (DAY 137) TO MAY 20, 2001 (DAY 140) COORDINATES FOR: CERRO TOLOLO INTER-AMERICAN OBSERVATORY ZONE TIME = UTC - 4.0 HOURS LONG= 70 48 21.15 LAT= -30 10 8.20 ALTITUDE= 2.399 KM TIMES FOR ASTRONOMICAL TWILIGHT AND MOON RISE/SET IN ZONE TIME. DAY 137/138 = MAY 17/18 ASTRONOMICAL TWILIGHT: EVENING 19:19:21 MORNING 5:59:59 DURATION 10:40:37 MOON SETS AT 14:59:55 PHASE=0.36 RA = 23:41:34 DEC = - 7:23:45 MOON RISES AT 2:50:56 PHASE=0.33 RA = 0: 4: 9 DEC = - 5: 4:57 TOTAL DARK TIME 7:31:35 DAY 138/139 = MAY 18/19 ASTRONOMICAL TWILIGHT: EVENING 19:18:56 MORNING 6: 0:28 DURATION 10:41:32 MOON SETS AT 15:31: 9 PHASE=0.29 RA = 0:29: 3 DEC = - 2:27:30 MOON RISES AT 3:46:19 PHASE=0.26 RA = 0:51:56 DEC = - 0: 0:31 TOTAL DARK TIME 8:27:23 DAY 139/140 = MAY 19/20 ASTRONOMICAL TWILIGHT: EVENING 19:18:32 MORNING 6: 0:58 DURATION 10:42:26 MOON SETS AT 16: 2:40 PHASE=0.23 RA = 1:17:22 DEC = 2:42:46 MOON RISES AT 4:43:23 PHASE=0.19 RA = 1:41: 0 DEC = 5:12: 1 TOTAL DARK TIME 9:24:50 DAY 140/141 = MAY 20/21 ASTRONOMICAL TWILIGHT: EVENING 19:18:10 MORNING 6: 1:28 DURATION 10:43:18 MOON SETS AT 16:35:34 PHASE=0.16 RA = 2: 5:25 DEC = 7:41:43 MOON RISES AT 5:42:39 PHASE=0.12 RA = 2:32:13 DEC = 10:18: 1 TOTAL DARK TIME 10:24:29 ***RA= 17 46 12.0 DEC= -28 53 50. (2000.0) SgrA* RA= 17 43 1.5 DEC= -28 52 43. (1950.0) VELOCITY OFFSET= 0. KM/SEC GALACTIC COORDINATES: L(II)= 0.10 B(II)= -0.09 ***RA= 17 46 17.2 DEC= -28 53 49. (2001.4) DAY ZONE TIME UTC SID TIME HA RA DEC VELOCITY AZ EL AIR MASS NO. H M H M H M S H M S CORR RATE CORR RATE KM/SEC DEG DEG 137 20:00 0:00 10:59:46 - 6:46:31 -35.8 659. **** 483. -15.25 121. 5. 9.940 137 21:00 1:00 11:59:56 - 5:46:21 -13.1 118. -83. 77. -15.24 114. 17. 3.439 137 22:00 2:00 13: 0: 6 - 4:46:11 -7.5 47. -37. 27. -15.20 109. 29. 2.067 137 23:00 3:00 14: 0:16 - 3:46: 1 -4.8 27. -18. 13. -15.14 103. 41. 1.512 138 0:00 4:00 15: 0:26 - 2:45:52 -3.1 19. -9. 7. -15.07 99. 54. 1.234 138 1:00 5:00 16: 0:35 - 1:45:42 -1.9 15. -4. 3. -14.97 93. 67. 1.086 138 2:00 6:00 17: 0:45 - 0:45:32 -0.8 14. -2. 1. -14.87 86. 80. 1.015 138 3:00 7:00 18: 0:55 0:14:38 0.2 13. -1. 0. -14.76 291. 87. 1.002 138 4:00 8:00 19: 1: 5 1:14:48 1.3 14. -3. -2. -14.65 270. 74. 1.042 138 5:00 9:00 20: 1:15 2:14:58 2.4 17. -6. -5. -14.55 264. 61. 1.146 138 6:00 10:00 21: 1:25 3:15: 8 3.9 22. -13. -9. -14.46 259. 48. 1.347 138 20:00 0:00 11: 3:43 - 6:42:34 -32.7 597. **** 430. -14.82 120. 6. 8.937 138 21:00 1:00 12: 3:53 - 5:42:25 -12.6 109. -78. 71. -14.80 114. 18. 3.294 138 22:00 2:00 13: 4: 2 - 4:42:15 -7.3 45. -35. 25. -14.77 108. 30. 2.016 138 23:00 3:00 14: 4:12 - 3:42: 5 -4.7 26. -18. 12. -14.71 103. 42. 1.488 139 0:00 4:00 15: 4:22 - 2:41:55 -3.0 19. -9. 6. -14.63 98. 55. 1.221 139 1:00 5:00 16: 4:32 - 1:41:45 -1.8 15. -4. 3. -14.53 93. 68. 1.079 139 2:00 6:00 17: 4:42 - 0:41:35 -0.7 14. -2. 1. -14.42 85. 81. 1.013 139 3:00 7:00 18: 4:52 0:18:35 0.3 13. -1. -1. -14.31 286. 86. 1.003 139 4:00 8:00 19: 5: 2 1:18:44 1.4 14. -3. -2. -14.21 269. 73. 1.046 139 5:00 9:00 20: 5:11 2:18:54 2.5 17. -7. -5. -14.11 264. 60. 1.156 139 6:00 10:00 21: 5:21 3:19: 4 4.0 23. -14. -9. -14.02 259. 47. 1.366 139 7:00 11:00 22: 5:31 4:19:14 6.1 35. -27. -19. -13.95 254. 34. 1.766 139 20:00 0:00 11: 7:39 - 6:38:38 -29.9 523. **** 373. -14.38 120. 7. 8.090 139 21:00 1:00 12: 7:49 - 5:38:28 -12.0 101. -74. 65. -14.36 113. 18. 3.160 139 22:00 2:00 13: 7:59 - 4:38:18 -7.1 43. -34. 24. -14.33 108. 30. 1.967 139 23:00 3:00 14: 8: 9 - 3:38: 8 -4.6 25. -17. 12. -14.26 103. 43. 1.465 140 0:00 4:00 15: 8:19 - 2:37:59 -3.0 18. -8. 6. -14.18 98. 56. 1.209 140 1:00 5:00 16: 8:29 - 1:37:49 -1.7 15. -4. 3. -14.09 93. 69. 1.073 140 2:00 6:00 17: 8:38 - 0:37:39 -0.6 13. -2. 1. -13.98 84. 82. 1.011 140 3:00 7:00 18: 8:48 0:22:31 0.4 13. -1. -1. -13.87 283. 85. 1.004 140 4:00 8:00 19: 8:58 1:22:41 1.4 14. -3. -3. -13.76 269. 72. 1.051 140 5:00 9:00 20: 9: 8 2:22:51 2.6 17. -7. -5. -13.66 263. 59. 1.166 140 6:00 10:00 21: 9:18 3:23: 1 4.1 23. -14. -10. -13.57 258. 46. 1.384 140 7:00 11:00 22: 9:28 4:23:10 6.3 37. -28. -20. -13.51 253. 34. 1.804 140 20:00 0:00 11:11:36 - 6:34:41 -27.5 455. **** 322. -13.94 119. 7. 7.374 140 21:00 1:00 12:11:46 - 5:34:32 -11.6 94. -70. 60. -13.92 113. 19. 3.037 140 22:00 2:00 13:11:56 - 4:34:22 -6.9 41. -32. 23. -13.88 108. 31. 1.921 140 23:00 3:00 14:12: 5 - 3:34:12 -4.5 25. -16. 11. -13.82 103. 44. 1.442 141 0:00 4:00 15:12:15 - 2:34: 2 -2.9 18. -8. 6. -13.73 98. 57. 1.197 141 1:00 5:00 16:12:25 - 1:33:52 -1.6 15. -4. 3. -13.64 92. 70. 1.067 141 2:00 6:00 17:12:35 - 0:33:42 -0.6 13. -2. 1. -13.53 82. 83. 1.008 141 3:00 7:00 18:12:45 0:26:28 0.4 13. -1. -1. -13.42 281. 84. 1.005 141 4:00 8:00 19:12:55 1:26:37 1.5 15. -3. -3. -13.31 268. 71. 1.057 141 5:00 9:00 20:13: 5 2:26:47 2.7 17. -7. -5. -13.21 263. 58. 1.176 141 6:00 10:00 21:13:14 3:26:57 4.2 24. -15. -10. -13.13 258. 45. 1.404 141 7:00 11:00 22:13:24 4:27: 7 6.5 38. -30. -21. -13.06 253. 33. 1.843 1