IOTA/IOTA-ES occultation update for (59) Elpis / HIP 105759 event on 2007 Dec 20, 13:50 UT Visible from India, Sri Lanka Summary ------- On 2007 Dec 20 UT, the 165 km diameter asteroid (59) Elpis will occult a 8.3 mag star in the constellation Aquarius for observers along a path across India, Sri Lanka. In the case of an occultation, the combined light of the asteroid and the star will drop by 5.0 mag to 13.2 mag (the magnitude of the asteroid) for at most 4.4 seconds. This update is based on UNSO/Flagstaff astrometry for the asteroid kindly provided by Alice Monet, TMO astrometry for the asteroid kindly provided by Bill Owen, historical astrometry from the MPC files (via AstDys), and the following catalogs for the star position: . The event at a glimpse ---------------------- * Rank: 99 * date and approx. time of event: 2007 Dec 20, 13:47 - 2007 Dec 20, 13:53 UT * magnitude of target star: 8.3 * magnitude drop [mag]: 5.0 * estimated maximum duration [s]: 4.4 * Moon: 83 % sunlit, 81° distance * Sun: 51° distance * rough path description: India, Sri Lanka The occultation path -------------------- * approximate projected width [km]: 166 * 1 sigma uncertainty interval [path widths]: +/- 0.19 * 1 sigma uncertainty interval [seconds]: +/- 1.5 * 1 sigma uncertainty interval approx RA,DE ["]: (+/- .027 +/- .014) * 1 sigma uncertainty ellipse (major, minor, PA): ( .027", .014", 89° ) * approx speed of asteroid's shadow [km/s]: 37.3384 * website for maps: http://lunar-occultations.com/iota/asteroids/astrndx.htm http://www.asteroidoccultation.com Path Coordinates: Occultation of HIP 105759 by 59 Elpis on 2007 Dec 20 Centre Star Star Sun Path Limits Error Limits E. Longitude Latitude U.T. Alt Az Alt Limit 1 Limit 2 Limit 3 Limit 4 o ' " o ' " h m s o o o o ' " o ' " o ' " o ' " Latitude Latitude Latitude Latitude - 66 0 0 - 7 31 39 13 47 38 0 104 50 - 8 17 51 .. .. .. - 8 35 23 .. .. .. - 65 0 0 - 7 45 58 13 47 38 1 103 51 - 8 32 7 - 6 59 46 - 8 49 38 - 6 42 11 - 64 0 0 - 8 0 2 13 47 38 2 103 52 - 8 46 8 - 7 13 52 - 9 3 39 - 6 56 19 - 63 0 0 - 8 13 50 13 47 38 3 103 53 - 8 59 54 - 7 27 43 - 9 17 23 - 7 10 10 - 62 0 0 - 8 27 22 13 47 38 4 103 54 - 9 13 24 - 7 41 18 - 9 30 52 - 7 23 46 - 61 0 0 - 8 40 39 13 47 39 5 103 55 - 9 26 37 - 7 54 37 - 9 44 5 - 7 37 6 - 60 0 0 - 8 53 39 13 47 39 6 103 56 - 9 39 35 - 8 7 39 - 9 57 2 - 7 50 10 - 59 0 0 - 9 6 23 13 47 39 7 103 57 - 9 52 16 - 8 20 26 -10 9 42 - 8 2 57 - 58 0 0 - 9 18 50 13 47 40 8 102 58 -10 4 41 - 8 32 55 -10 22 5 - 8 15 28 - 57 0 0 - 9 31 0 13 47 40 9 102 59 -10 16 49 - 8 45 8 -10 34 12 - 8 27 42 - 56 0 0 - 9 42 54 13 47 41 10 102 60 -10 28 40 - 8 57 4 -10 46 2 - 8 39 38 - 55 0 0 - 9 54 30 13 47 41 11 102 60 -10 40 13 - 9 8 43 -10 57 35 - 8 51 18 - 54 0 0 -10 5 49 13 47 42 12 102 61 -10 51 30 - 9 20 4 -11 8 51 - 9 2 40 - 53 0 0 -10 16 50 13 47 42 13 102 62 -11 2 29 - 9 31 8 -11 19 49 - 9 13 45 - 52 0 0 -10 27 34 13 47 43 14 101 63 -11 13 11 - 9 41 54 -11 30 30 - 9 24 32 - 51 0 0 -10 38 0 13 47 44 15 101 64 -11 23 34 - 9 52 23 -11 40 53 - 9 35 2 - 50 0 0 -10 48 8 13 47 45 16 101 65 -11 33 40 -10 2 33 -11 50 58 - 9 45 13 - 49 0 0 -10 57 59 13 47 46 17 101 66 -11 43 28 -10 12 26 -12 0 45 - 9 55 6 - 48 0 0 -11 7 31 13 47 47 18 101 67 -11 52 58 -10 22 0 -12 10 14 -10 4 41 - 47 0 0 -11 16 44 13 47 48 19 101 68 -12 2 10 -10 31 16 -12 19 24 -10 13 58 - 46 0 0 -11 25 39 13 47 49 20 100 69 -12 11 3 -10 40 13 -12 28 17 -10 22 56 - 45 0 0 -11 34 16 13 47 50 21 100 70 -12 19 37 -10 48 52 -12 36 51 -10 31 35 - 44 0 0 -11 42 34 13 47 51 22 100 70 -12 27 54 -10 57 12 -12 45 6 -10 39 56 - 43 0 0 -11 50 34 13 47 52 23 100 71 -12 35 51 -11 5 13 -12 53 3 -10 47 58 - 42 0 0 -11 58 14 13 47 53 24 100 72 -12 43 30 -11 12 55 -13 0 41 -10 55 41 - 41 0 0 -12 5 36 13 47 54 25 99 73 -12 50 49 -11 20 19 -13 8 0 -11 3 5 - 40 0 0 -12 12 38 13 47 56 26 99 74 -12 57 50 -11 27 23 -13 15 0 -11 10 10 - 39 0 0 -12 19 22 13 47 57 27 99 74 -13 4 32 -11 34 8 -13 21 41 -11 16 56 - 38 0 0 -12 25 46 13 47 58 28 99 75 -13 10 55 -11 40 34 -13 28 3 -11 23 22 - 37 0 0 -12 31 51 13 48 0 29 99 76 -13 16 58 -11 46 40 -13 34 6 -11 29 29 - 36 0 0 -12 37 37 13 48 1 30 98 76 -13 22 43 -11 52 27 -13 39 50 -11 35 17 - 35 0 0 -12 43 3 13 48 3 31 98 77 -13 28 7 -11 57 55 -13 45 14 -11 40 45 - 34 0 0 -12 48 10 13 48 4 32 98 78 -13 33 13 -12 3 3 -13 50 19 -11 45 54 - 33 0 0 -12 52 57 13 48 6 33 98 78 -13 37 59 -12 7 52 -13 55 5 -11 50 43 - 32 0 0 -12 57 25 13 48 7 34 98 79 -13 42 26 -12 12 21 -13 59 31 -11 55 12 - 31 0 0 -13 1 33 13 48 9 35 98 79 -13 46 33 -12 16 30 -14 3 38 -11 59 21 - 30 0 0 -13 5 21 13 48 11 36 97 79 -13 50 20 -12 20 19 -14 7 25 -12 3 11 - 29 0 0 -13 8 50 13 48 13 37 97 80 -13 53 48 -12 23 49 -14 10 52 -12 6 41 - 28 0 0 -13 11 59 13 48 14 38 97 80 -13 56 56 -12 26 58 -14 14 0 -12 9 51 - 27 0 0 -13 14 48 13 48 16 39 97 80 -13 59 44 -12 29 48 -14 16 48 -12 12 41 - 26 0 0 -13 17 17 13 48 18 40 97 80 -14 2 13 -12 32 18 -14 19 17 -12 15 11 - 25 0 0 -13 19 27 13 48 20 41 96 79 -14 4 22 -12 34 28 -14 21 25 -12 17 22 - 24 0 0 -13 21 16 13 48 22 42 96 79 -14 6 11 -12 36 18 -14 23 14 -12 19 12 - 23 0 0 -13 22 46 13 48 24 43 96 79 -14 7 40 -12 37 48 -14 24 43 -12 20 42 - 22 0 0 -13 23 55 13 48 26 44 96 78 -14 8 49 -12 38 58 -14 25 52 -12 21 52 - 21 0 0 -13 24 45 13 48 28 45 96 78 -14 9 39 -12 39 48 -14 26 42 -12 22 42 - 20 0 0 -13 25 15 13 48 30 46 96 77 -14 10 8 -12 40 17 -14 27 11 -12 23 12 - 19 0 0 -13 25 24 13 48 32 47 96 77 -14 10 18 -12 40 27 -14 27 21 -12 23 21 - 18 0 0 -13 25 14 13 48 34 48 95 76 -14 10 8 -12 40 17 -14 27 11 -12 23 11 - 17 0 0 -13 24 44 13 48 36 49 95 76 -14 9 38 -12 39 46 -14 26 41 -12 22 40 - 16 0 0 -13 23 53 13 48 39 50 95 75 -14 8 48 -12 38 56 -14 25 51 -12 21 50 - 15 0 0 -13 22 43 13 48 41 51 95 74 -14 7 37 -12 37 45 -14 24 41 -12 20 39 - 14 0 0 -13 21 13 13 48 43 52 95 73 -14 6 7 -12 36 14 -14 23 11 -12 19 8 - 13 0 0 -13 19 22 13 48 46 53 95 73 -14 4 18 -12 34 23 -14 21 21 -12 17 17 - 12 0 0 -13 17 12 13 48 48 54 95 72 -14 2 8 -12 32 12 -14 19 11 -12 15 6 - 11 0 0 -13 14 41 13 48 50 55 95 71 -13 59 38 -12 29 41 -14 16 42 -12 12 34 - 10 0 0 -13 11 51 13 48 53 56 95 70 -13 56 48 -12 26 50 -14 13 53 -12 9 43 - 9 0 0 -13 8 41 13 48 55 57 95 69 -13 53 39 -12 23 39 -14 10 43 -12 6 31 - 8 0 0 -13 5 10 13 48 58 57 95 68 -13 50 10 -12 20 8 -14 7 14 -12 3 0 - 7 0 0 -13 1 20 13 49 0 58 95 68 -13 46 20 -12 16 17 -14 3 26 -11 59 8 - 6 0 0 -12 57 10 13 49 3 59 95 67 -13 42 11 -12 12 5 -13 59 17 -11 54 57 - 5 0 0 -12 52 40 13 49 5 60 95 66 -13 37 43 -12 7 34 -13 54 49 -11 50 25 - 4 0 0 -12 47 50 13 49 8 61 95 65 -13 32 54 -12 2 43 -13 50 1 -11 45 34 - 3 0 0 -12 42 41 13 49 10 62 95 64 -13 27 46 -11 57 33 -13 44 53 -11 40 22 - 2 0 0 -12 37 12 13 49 13 63 95 63 -13 22 18 -11 52 2 -13 39 26 -11 34 51 - 1 0 0 -12 31 23 13 49 16 64 95 62 -13 16 31 -11 46 12 -13 33 39 -11 29 0 0 0 0 -12 25 14 13 49 18 65 95 61 -13 10 24 -11 40 1 -13 27 33 -11 22 50 1 0 0 -12 18 46 13 49 21 66 96 60 -13 3 57 -11 33 32 -13 21 7 -11 16 19 2 0 0 -12 11 59 13 49 24 67 96 59 -12 57 11 -11 26 42 -13 14 22 -11 9 29 3 0 0 -12 4 52 13 49 27 68 96 58 -12 50 6 -11 19 34 -13 7 17 -11 2 20 4 0 0 -11 57 25 13 49 29 69 97 57 -12 42 42 -11 12 5 -12 59 53 -10 54 51 5 0 0 -11 49 39 13 49 32 70 97 57 -12 34 58 -11 4 18 -12 52 10 -10 47 2 6 0 0 -11 41 34 13 49 35 71 98 56 -12 26 55 -10 56 11 -12 44 8 -10 38 55 7 0 0 -11 33 10 13 49 38 72 98 55 -12 18 33 -10 47 45 -12 35 46 -10 30 28 8 0 0 -11 24 27 13 49 41 73 99 54 -12 9 52 -10 38 59 -12 27 6 -10 21 42 9 0 0 -11 15 25 13 49 44 74 100 53 -12 0 52 -10 29 55 -12 18 7 -10 12 37 10 0 0 -11 6 4 13 49 47 75 101 52 -11 51 33 -10 20 32 -12 8 49 -10 3 13 11 0 0 -10 56 25 13 49 49 76 102 51 -11 41 56 -10 10 50 -11 59 13 - 9 53 30 12 0 0 -10 46 26 13 49 52 77 103 50 -11 32 0 -10 0 49 -11 49 18 - 9 43 28 13 0 0 -10 36 10 13 49 55 78 105 49 -11 21 45 - 9 50 30 -11 39 4 - 9 33 8 14 0 0 -10 25 34 13 49 58 79 107 48 -11 11 13 - 9 39 53 -11 28 32 - 9 22 30 15 0 0 -10 14 41 13 50 1 80 109 47 -11 0 22 - 9 28 57 -11 17 42 - 9 11 33 16 0 0 -10 3 30 13 50 4 80 112 46 -10 49 13 - 9 17 43 -11 6 34 - 9 0 18 17 0 0 - 9 52 0 13 50 7 81 116 45 -10 37 46 - 9 6 11 -10 55 8 - 8 48 45 18 0 0 - 9 40 13 13 50 10 82 120 44 -10 26 1 - 8 54 21 -10 43 25 - 8 36 54 19 0 0 - 9 28 8 13 50 13 83 125 43 -10 13 59 - 8 42 14 -10 31 23 - 8 24 46 20 0 0 - 9 15 45 13 50 16 83 131 42 -10 1 39 - 8 29 49 -10 19 4 - 8 12 20 21 0 0 - 9 3 6 13 50 19 84 139 41 - 9 49 2 - 8 17 6 -10 6 28 - 7 59 36 22 0 0 - 8 50 9 13 50 22 84 148 40 - 9 36 8 - 8 4 7 - 9 53 35 - 7 46 36 23 0 0 - 8 36 55 13 50 25 85 158 39 - 9 22 57 - 7 50 50 - 9 40 25 - 7 33 18 24 0 0 - 8 23 25 13 50 29 85 169 38 - 9 9 29 - 7 37 17 - 9 26 58 - 7 19 44 25 0 0 - 8 9 38 13 50 32 85 180 37 - 8 55 45 - 7 23 27 - 9 13 15 - 7 5 53 26 0 0 - 7 55 34 13 50 35 84 190 36 - 8 41 44 - 7 9 21 - 8 59 16 - 6 51 46 27 0 0 - 7 41 15 13 50 38 84 199 35 - 8 27 27 - 6 54 59 - 8 45 0 - 6 37 23 28 0 0 - 7 26 40 13 50 41 83 206 34 - 8 12 55 - 6 40 21 - 8 30 28 - 6 22 44 29 0 0 - 7 11 49 13 50 44 83 212 33 - 7 58 7 - 6 25 27 - 8 15 41 - 6 7 49 30 0 0 - 6 56 43 13 50 47 82 217 32 - 7 43 3 - 6 10 18 - 8 0 39 - 5 52 39 31 0 0 - 6 41 21 13 50 50 81 221 31 - 7 27 44 - 5 54 54 - 7 45 21 - 5 37 14 32 0 0 - 6 25 45 13 50 53 80 224 30 - 7 12 11 - 5 39 15 - 7 29 49 - 5 21 34 33 0 0 - 6 9 54 13 50 56 79 227 29 - 6 56 23 - 5 23 22 - 7 14 1 - 5 5 40 34 0 0 - 5 53 49 13 50 59 78 229 28 - 6 40 20 - 5 7 14 - 6 58 0 - 4 49 31 35 0 0 - 5 37 30 13 51 2 77 231 27 - 6 24 4 - 4 50 52 - 6 41 44 - 4 33 8 36 0 0 - 5 20 57 13 51 5 76 233 26 - 6 7 33 - 4 34 17 - 6 25 15 - 4 16 32 37 0 0 - 5 4 11 13 51 8 75 234 25 - 5 50 50 - 4 17 28 - 6 8 33 - 3 59 42 38 0 0 - 4 47 11 13 51 11 74 235 23 - 5 33 53 - 4 0 26 - 5 51 37 - 3 42 39 39 0 0 - 4 29 59 13 51 14 73 236 22 - 5 16 43 - 3 43 11 - 5 34 28 - 3 25 23 40 0 0 - 4 12 35 13 51 17 72 237 21 - 4 59 21 - 3 25 44 - 5 17 7 - 3 7 55 41 0 0 - 3 54 58 13 51 20 71 238 20 - 4 41 47 - 3 8 5 - 4 59 34 - 2 50 15 42 0 0 - 3 37 10 13 51 23 70 239 19 - 4 24 1 - 2 50 15 - 4 41 49 - 2 32 24 43 0 0 - 3 19 10 13 51 26 69 239 18 - 4 6 4 - 2 32 13 - 4 23 52 - 2 14 21 44 0 0 - 3 0 59 13 51 29 68 240 17 - 3 47 55 - 2 14 0 - 4 5 44 - 1 56 7 45 0 0 - 2 42 38 13 51 32 67 241 16 - 3 29 36 - 1 55 36 - 3 47 26 - 1 37 43 46 0 0 - 2 24 6 13 51 35 66 241 15 - 3 11 7 - 1 37 2 - 3 28 57 - 1 19 8 47 0 0 - 2 5 25 13 51 38 65 242 14 - 2 52 27 - 1 18 19 - 3 10 19 - 1 0 24 48 0 0 - 1 46 34 13 51 41 64 242 13 - 2 33 38 - 0 59 26 - 2 51 31 - 0 41 30 49 0 0 - 1 27 34 13 51 44 63 242 12 - 2 14 40 - 0 40 24 - 2 32 33 - 0 22 27 50 0 0 - 1 8 25 13 51 46 62 243 11 - 1 55 33 - 0 21 13 - 2 13 27 - 0 3 16 51 0 0 - 0 49 8 13 51 49 61 243 10 - 1 36 18 - 0 1 55 - 1 54 13 0 16 3 52 0 0 - 0 29 43 13 51 52 60 243 9 - 1 16 55 0 17 32 - 1 34 50 0 35 30 53 0 0 - 0 10 11 13 51 55 59 243 8 - 0 57 25 0 37 6 - 1 15 21 0 55 5 54 0 0 0 9 28 13 51 57 58 244 7 - 0 37 47 0 56 46 - 0 55 44 1 14 46 55 0 0 0 29 13 13 52 0 57 244 6 - 0 18 3 1 16 33 - 0 36 0 1 34 33 56 0 0 0 49 5 13 52 3 56 244 5 0 1 47 1 36 26 - 0 16 10 1 54 27 57 0 0 1 9 2 13 52 5 55 244 4 0 21 43 1 56 24 0 3 45 2 14 26 58 0 0 1 29 4 13 52 8 54 245 2 0 41 44 2 16 28 0 23 46 2 34 30 59 0 0 1 49 11 13 52 11 53 245 1 1 1 50 2 36 36 0 43 51 2 54 38 60 0 0 2 9 22 13 52 13 52 245 0 1 22 0 2 56 48 1 4 1 3 14 51 61 0 0 2 29 37 13 52 16 51 245 -1 1 42 14 3 17 4 1 24 15 3 35 7 62 0 0 2 49 56 13 52 18 49 245 -2 2 2 32 3 37 23 1 44 32 3 55 26 63 0 0 3 10 17 13 52 20 48 246 -3 2 22 52 3 57 45 2 4 52 4 15 48 64 0 0 3 30 40 13 52 23 47 246 -4 2 43 15 4 18 9 2 25 15 4 36 13 65 0 0 3 51 6 13 52 25 46 246 -5 3 3 40 4 38 35 2 45 40 4 56 39 66 0 0 4 11 32 13 52 27 45 246 -6 3 24 6 4 59 2 3 6 6 5 17 6 67 0 0 4 32 0 13 52 30 44 246 -7 3 44 34 5 19 30 3 26 33 5 37 34 68 0 0 4 52 28 13 52 32 43 246 -8 4 5 2 5 39 58 3 47 1 5 58 2 69 0 0 5 12 56 13 52 34 42 247 -9 4 25 30 6 0 26 4 7 29 6 18 31 70 0 0 5 33 24 13 52 36 41 247 -10 4 45 57 6 20 54 4 27 57 6 38 58 71 0 0 5 53 51 13 52 38 40 247 -11 5 6 24 6 41 21 4 48 24 6 59 25 72 0 0 6 14 16 13 52 40 39 247 -12 5 26 50 7 1 46 5 8 49 7 19 49 73 0 0 6 34 39 13 52 42 38 247 -13 5 47 13 7 22 8 5 29 13 7 40 12 74 0 0 6 55 0 13 52 44 37 247 -14 6 7 35 7 42 29 5 49 34 8 0 33 75 0 0 7 15 18 13 52 46 36 248 -16 6 27 54 8 2 47 6 9 53 8 20 50 76 0 0 7 35 33 13 52 48 35 248 -17 6 48 9 8 23 1 6 30 9 8 41 4 77 0 0 7 55 44 13 52 49 34 248 -18 7 8 21 8 43 11 6 50 21 9 1 14 78 0 0 8 15 51 13 52 51 33 248 -19 7 28 29 9 3 17 7 10 29 9 21 20 79 0 0 8 35 53 13 52 53 32 248 -20 7 48 32 9 23 19 7 30 33 9 41 21 80 0 0 8 55 51 13 52 54 30 249 -21 8 8 30 9 43 15 7 50 32 10 1 16 81 0 0 9 15 42 13 52 56 29 249 -22 8 28 23 10 3 5 8 10 25 10 21 7 82 0 0 9 35 28 13 52 58 28 249 -23 8 48 10 10 22 50 8 30 12 10 40 51 83 0 0 9 55 8 13 52 59 27 249 -24 9 7 51 10 42 28 8 49 54 11 0 28 84 0 0 10 14 40 13 53 0 26 249 -25 9 27 25 11 1 59 9 9 28 11 19 59 85 0 0 10 34 6 13 53 2 25 250 -26 9 46 52 11 21 23 9 28 56 11 39 22 86 0 0 10 53 24 13 53 3 24 250 -27 10 6 11 11 40 39 9 48 16 11 58 38 87 0 0 11 12 33 13 53 4 23 250 -28 10 25 23 11 59 48 10 7 28 12 17 46 88 0 0 11 31 35 13 53 5 22 250 -29 10 44 26 12 18 47 10 26 32 12 36 45 89 0 0 11 50 28 13 53 7 21 250 -30 11 3 21 12 37 38 10 45 27 12 55 35 90 0 0 12 9 11 13 53 8 20 251 -31 11 22 6 12 56 20 11 4 13 13 14 16 91 0 0 12 27 46 13 53 9 19 251 -32 11 40 42 13 14 52 11 22 50 13 32 47 92 0 0 12 46 10 13 53 10 18 251 -33 11 59 9 13 33 14 11 41 17 13 51 9 93 0 0 13 4 24 13 53 11 17 251 -34 12 17 25 13 51 27 11 59 34 14 9 20 94 0 0 13 22 28 13 53 11 16 252 -35 12 35 31 14 9 28 12 17 41 14 27 21 95 0 0 13 40 20 13 53 12 15 252 -36 12 53 25 14 27 18 12 35 37 14 45 10 96 0 0 13 58 2 13 53 13 14 252 -37 13 11 9 14 44 58 12 53 21 15 2 49 97 0 0 14 15 32 13 53 14 13 252 -38 13 28 42 15 2 25 13 10 55 15 20 16 98 0 0 14 32 50 13 53 14 12 253 -39 13 46 2 15 19 41 13 28 16 15 37 31 99 0 0 14 49 56 13 53 15 11 253 -40 14 3 11 15 36 45 13 45 25 15 54 33 100 0 0 15 6 50 13 53 16 10 253 -41 14 20 7 15 53 36 14 2 23 16 11 24 101 0 0 15 23 31 13 53 16 9 253 -42 14 36 50 16 10 15 14 19 7 16 28 1 102 0 0 15 39 59 13 53 16 8 254 -43 14 53 21 16 26 40 14 35 39 16 44 26 103 0 0 15 56 14 13 53 17 7 254 -44 15 9 39 16 42 53 14 51 57 17 0 37 104 0 0 16 12 15 13 53 17 6 254 -45 15 25 43 16 58 52 15 8 2 17 16 35 105 0 0 16 28 3 13 53 17 5 254 -46 15 41 33 17 14 37 15 23 53 17 32 19 106 0 0 16 43 37 13 53 18 4 255 -47 15 57 9 17 30 8 15 39 31 17 47 49 107 0 0 16 58 57 13 53 18 3 255 -48 16 12 32 17 45 25 15 54 54 18 3 5 108 0 0 17 14 2 13 53 18 2 255 -49 16 27 40 18 0 28 16 10 3 18 18 7 109 0 0 17 28 53 13 53 18 1 256 -50 16 42 33 18 15 16 16 24 57 18 32 54 110 0 0 .. .. .. .. .. .. .. .. .. 16 57 12 .. .. .. 16 39 37 .. .. .. Data for the target star ------------------------ * name: HIP 105759 * constellation : Aquarius * J2000 position with proper motion to date of event [h,m,s ; °,',"] RA: 21 25 12.8212 DE: -13 29 36.651 * position source: mpos:HIP pm:HIP plx:HIP * standard error: RA,DE ["]: ( .025, .012 ) * V mag [mag]: 8.3 * B mag [mag]: 8.6 * remarks: Data for the minor planet ------------------------- * general information: (number) name: (59) Elpis approx. diameter [km]: 165 approx. diameter ["]: .077 distance from Earth [AU]: 2.96300 * orbital information: orbit source: Preston date of fit: 2007 Dec 05 source of used astrometry: FASTT TMO MPC (via Astdys) number of used observations: 877 number of rejected observations: 114 time covered by the observations: 1900 Sep 20 - 2007 Oct 12 1 sigma uncertainty ellipse (major, minor, PA): 0.011, 0.007, 81° remarks: * orbital elements for (59) Elpis : Mean anomaly = 324.58052299 deg Arg. of pericenter = 211.35947598 deg Long. of node = 170.16555385 deg Inclination = 8.63302116 deg Eccentricity = 0.11660765 Semimajor axis = 2.71312598 AU Perihelion dist = 2.39675474 AU Mag: H = 7.92, G = 0.15 Epoch of elements : MJD 54454.57700000 TDT (2007 Dec 20.577) ------ occelmnt file for Occult BEGIN ----------------------------------- 2007 Dec 20 59 Elpis 13h 50.5m UT 8.3 21 25 12.821-13 29 36.65HIP 105759 8.6 13.2 165 4.4 2.963 4.180 13.96 24.917 -13.497 -28.25 -23.43 13.8411 -.02083 .08857 20.54329 4.70337 0.00426 0.00149 2000 323.57108420071216.00000211.359476170.165554 8.6330210.116607652.713125982.396754747.935 0.15 RATE 2.2054590 .0000000 .0000000 .0000000 .00000000 .00000000 .00000000 Meas 0.027 0.014 88.5 1.190 0.014 ------ occelmnt file for Occult END ----------------------------------- ============================================ Calculator (s): Steve Preston Date of update: 2007 Dec 06, 03:07 UT Steve Preston 7640 NE 32nd St Medina, WA 98039 425-688-9965 mailto: stevepr@acm.org