IOTA/IOTA-ES occultation update for (58) Concordia / TYC 1312-01058-1 event on 2009 Dec 04, 12:31 UT Visible from Summary ------- On 2009 Dec 04 UT, the 93 km diameter asteroid (58) Concordia will occult a 12.0 mag star in the constellation Orion for observers along a path across . In the case of an occultation, the combined light of the asteroid and the star will drop by 1.2 mag to 12.8 mag (the magnitude of the asteroid) for at most 8.4 seconds. This update is based on UNSO/Flagstaff astrometry for the asteroid kindly provided by Alice Monet, historical astrometry from the MPC files (via AstDys), and the following catalogs for the star position: UCAC. The event at a glimpse ---------------------- * Rank: 65 * date and approx. time of event: 2009 Dec 04, 12:24 - 2009 Dec 04, 12:41 UT * magnitude of target star: 12.0 * magnitude drop [mag]: 1.2 * estimated maximum duration [s]: 8.4 * Moon: 93 % sunlit, 16° distance * Sun: 161° distance * rough path description: The occultation path -------------------- * approximate projected width [km]: 105 * 1 sigma uncertainty interval [path widths]: +/- 0.92 * 1 sigma uncertainty interval [seconds]: +/- 6.7 * 1 sigma uncertainty interval approx RA,DE ["]: (+/- .059 +/- .067) * 1 sigma uncertainty ellipse (major, minor, PA): ( .067", .059", 360° ) * approx speed of asteroid's shadow [km/s]: 11.0640 * website for maps: http://www.asteroidoccultation.com Path Coordinates: Occultation of TYC 1312-01058-1 by 58 Concordia on 2009 Dec 4 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 90 0 0 23 29 38 12 41 18 1 73 -20 23 59 17 23 0 7 24 54 13 .. .. .. 91 0 0 23 46 58 12 41 17 2 73 -21 24 16 38 23 17 26 25 11 36 .. .. .. 92 0 0 24 4 22 12 41 17 3 74 -22 24 34 2 23 34 49 25 29 1 .. .. .. 93 0 0 24 21 47 12 41 16 4 74 -23 24 51 29 23 52 14 25 46 29 22 58 11 94 0 0 24 39 15 12 41 16 5 75 -24 25 8 57 24 9 41 26 3 59 23 15 37 95 0 0 24 56 45 12 41 15 5 75 -25 25 26 28 24 27 10 26 21 30 23 33 5 96 0 0 25 14 16 12 41 14 6 75 -25 25 43 59 24 44 40 26 39 3 23 50 34 97 0 0 25 31 48 12 41 12 7 76 -26 26 1 31 25 2 12 26 56 36 24 8 5 98 0 0 25 49 20 12 41 11 8 76 -27 26 19 4 25 19 44 27 14 10 24 25 36 99 0 0 26 6 52 12 41 9 9 77 -28 26 36 37 25 37 16 27 31 43 24 43 7 100 0 0 26 24 25 12 41 7 10 77 -29 26 54 10 25 54 48 27 49 17 25 0 39 101 0 0 26 41 56 12 41 5 11 78 -30 27 11 42 26 12 19 28 6 49 25 18 9 102 0 0 26 59 27 12 41 3 12 78 -31 27 29 13 26 29 50 28 24 21 25 35 39 103 0 0 27 16 56 12 41 1 13 79 -32 27 46 42 26 47 19 28 41 51 25 53 8 104 0 0 27 34 24 12 40 59 14 79 -33 28 4 10 27 4 46 28 59 19 26 10 35 105 0 0 27 51 49 12 40 56 15 80 -34 28 21 36 27 22 11 29 16 44 26 28 0 106 0 0 28 9 12 12 40 53 16 80 -35 28 38 59 27 39 34 29 34 7 26 45 23 107 0 0 28 26 32 12 40 50 17 81 -36 28 56 19 27 56 54 29 51 28 27 2 43 108 0 0 28 43 49 12 40 47 18 81 -37 29 13 36 28 14 11 30 8 45 27 20 1 109 0 0 29 1 3 12 40 44 18 82 -37 29 30 49 28 31 25 30 25 58 27 37 14 110 0 0 29 18 13 12 40 41 19 82 -38 29 47 59 28 48 35 30 43 7 27 54 24 111 0 0 29 35 18 12 40 37 20 83 -39 30 5 4 29 5 40 31 0 12 28 11 30 112 0 0 29 52 19 12 40 34 21 83 -40 30 22 4 29 22 42 31 17 12 28 28 32 113 0 0 30 9 15 12 40 30 22 84 -41 30 39 0 29 39 38 31 34 7 28 45 29 114 0 0 30 26 6 12 40 26 23 84 -42 30 55 51 29 56 29 31 50 57 29 2 21 115 0 0 30 42 51 12 40 22 24 85 -43 31 12 36 30 13 15 32 7 42 29 19 7 116 0 0 30 59 31 12 40 18 25 86 -44 31 29 15 30 29 55 32 24 20 29 35 48 117 0 0 31 16 5 12 40 14 25 86 -44 31 45 48 30 46 29 32 40 52 29 52 23 118 0 0 31 32 32 12 40 9 26 87 -45 32 2 15 31 2 57 32 57 18 30 8 52 119 0 0 31 48 53 12 40 5 27 87 -46 32 18 35 31 19 18 33 13 37 30 25 14 120 0 0 32 5 6 12 40 0 28 88 -47 32 34 48 31 35 33 33 29 49 30 41 30 121 0 0 32 21 13 12 39 55 29 89 -48 32 50 54 31 51 40 33 45 54 30 57 38 122 0 0 32 37 12 12 39 51 30 89 -49 33 6 53 32 7 40 34 1 51 31 13 39 123 0 0 32 53 4 12 39 46 30 90 -49 33 22 43 32 23 32 34 17 40 31 29 33 124 0 0 33 8 47 12 39 41 31 91 -50 33 38 26 32 39 16 34 33 21 31 45 19 125 0 0 33 24 22 12 39 36 32 91 -51 33 54 0 32 54 52 34 48 54 32 0 56 126 0 0 33 39 49 12 39 30 33 92 -52 34 9 26 33 10 20 35 4 18 32 16 25 127 0 0 33 55 7 12 39 25 34 93 -52 34 24 44 33 25 39 35 19 34 32 31 46 128 0 0 34 10 17 12 39 20 34 94 -53 34 39 52 33 40 49 35 34 41 32 46 58 129 0 0 34 25 17 12 39 14 35 94 -54 34 54 51 33 55 51 35 49 38 33 2 1 130 0 0 34 40 8 12 39 9 36 95 -55 35 9 41 34 10 42 36 4 26 33 16 55 131 0 0 34 54 49 12 39 3 37 96 -55 35 24 21 34 25 25 36 19 4 33 31 39 132 0 0 35 9 21 12 38 57 38 97 -56 35 38 52 34 39 58 36 33 33 33 46 14 133 0 0 35 23 42 12 38 51 38 98 -57 35 53 13 34 54 20 36 47 51 34 0 38 134 0 0 35 37 54 12 38 45 39 98 -58 36 7 23 35 8 33 37 2 0 34 14 53 135 0 0 35 51 56 12 38 40 40 99 -58 36 21 23 35 22 36 37 15 58 34 28 58 136 0 0 36 5 47 12 38 34 41 100 -59 36 35 13 35 36 28 37 29 46 34 42 52 137 0 0 36 19 27 12 38 27 41 101 -60 36 48 53 35 50 10 37 43 23 34 56 36 138 0 0 36 32 57 12 38 21 42 102 -60 37 2 21 36 3 41 37 56 49 35 10 9 139 0 0 36 46 16 12 38 15 43 103 -61 37 15 39 36 17 1 38 10 4 35 23 31 140 0 0 36 59 23 12 38 9 43 104 -62 37 28 45 36 30 10 38 23 8 35 36 43 141 0 0 37 12 20 12 38 2 44 105 -62 37 41 40 36 43 8 38 36 1 35 49 43 142 0 0 37 25 5 12 37 56 45 106 -63 37 54 24 36 55 54 38 48 43 36 2 32 143 0 0 37 37 39 12 37 50 46 107 -63 38 6 57 37 8 29 39 1 13 36 15 9 144 0 0 37 50 1 12 37 43 46 108 -64 38 19 18 37 20 53 39 13 31 36 27 35 145 0 0 38 2 12 12 37 37 47 109 -65 38 31 27 37 33 5 39 25 38 36 39 50 146 0 0 38 14 11 12 37 30 48 110 -65 38 43 25 37 45 5 39 37 33 36 51 52 147 0 0 38 25 58 12 37 23 48 111 -66 38 55 10 37 56 53 39 49 16 37 3 43 148 0 0 38 37 33 12 37 17 49 112 -66 39 6 44 38 8 30 40 0 47 37 15 22 149 0 0 38 48 56 12 37 10 49 113 -67 39 18 5 38 19 54 40 12 6 37 26 49 150 0 0 39 0 6 12 37 3 50 115 -67 39 29 15 38 31 6 40 23 13 37 38 3 151 0 0 39 11 5 12 36 56 51 116 -68 39 40 12 38 42 6 40 34 7 37 49 5 152 0 0 39 21 51 12 36 50 51 117 -68 39 50 56 38 52 53 40 44 49 37 59 55 153 0 0 39 32 25 12 36 43 52 118 -68 40 1 29 39 3 28 40 55 19 38 10 33 154 0 0 39 42 46 12 36 36 52 120 -69 40 11 49 39 13 51 41 5 36 38 20 58 155 0 0 39 52 54 12 36 29 53 121 -69 40 21 56 39 24 1 41 15 41 38 31 10 156 0 0 40 2 50 12 36 22 54 122 -69 40 31 50 39 33 58 41 25 33 38 41 10 157 0 0 40 12 34 12 36 15 54 124 -70 40 41 32 39 43 43 41 35 12 38 50 57 158 0 0 40 22 4 12 36 8 55 125 -70 40 51 1 39 53 15 41 44 39 39 0 31 159 0 0 40 31 22 12 36 1 55 126 -70 41 0 18 40 2 34 41 53 52 39 9 53 160 0 0 40 40 27 12 35 54 56 128 -70 41 9 21 40 11 40 42 2 53 39 19 1 161 0 0 40 49 19 12 35 47 56 129 -70 41 18 12 40 20 33 42 11 41 39 27 57 162 0 0 40 57 58 12 35 40 57 131 -70 41 26 50 40 29 13 42 20 17 39 36 40 163 0 0 41 6 24 12 35 33 57 132 -71 41 35 14 40 37 41 42 28 39 39 45 9 164 0 0 41 14 37 12 35 26 57 134 -71 41 43 26 40 45 55 42 36 48 39 53 26 165 0 0 41 22 36 12 35 19 58 136 -71 41 51 25 40 53 56 42 44 44 40 1 29 166 0 0 41 30 23 12 35 11 58 137 -71 41 59 10 41 1 44 42 52 28 40 9 19 167 0 0 41 37 57 12 35 4 59 139 -71 42 6 42 41 9 19 42 59 58 40 16 56 168 0 0 41 45 17 12 34 57 59 140 -70 42 14 2 41 16 40 43 7 15 40 24 20 169 0 0 41 52 25 12 34 50 59 142 -70 42 21 8 41 23 49 43 14 19 40 31 31 170 0 0 41 59 19 12 34 43 60 144 -70 42 28 1 41 30 44 43 21 9 40 38 28 171 0 0 42 6 0 12 34 36 60 146 -70 42 34 40 41 37 26 43 27 47 40 45 12 172 0 0 42 12 27 12 34 29 60 148 -70 42 41 7 41 43 55 43 34 11 40 51 42 173 0 0 42 18 41 12 34 21 61 149 -70 42 47 20 41 50 10 43 40 23 40 58 0 174 0 0 42 24 42 12 34 14 61 151 -69 42 53 20 41 56 12 43 46 21 41 4 4 175 0 0 42 30 30 12 34 7 61 153 -69 42 59 7 42 2 1 43 52 5 41 9 54 176 0 0 42 36 4 12 34 0 61 155 -69 43 4 40 42 7 36 43 57 37 41 15 31 177 0 0 42 41 25 12 33 53 62 157 -69 43 10 0 42 12 58 44 2 55 41 20 55 178 0 0 42 46 33 12 33 46 62 159 -68 43 15 7 42 18 6 44 8 0 41 26 5 179 0 0 42 51 27 12 33 38 62 161 -68 43 20 0 42 23 1 44 12 52 41 31 2 180 0 0 42 56 8 12 33 31 62 163 -67 43 24 40 42 27 43 44 17 30 41 35 45 -179 0 0 43 0 35 12 33 24 62 165 -67 43 29 7 42 32 11 44 21 55 41 40 14 -178 0 0 43 4 49 12 33 17 62 167 -67 43 33 20 42 36 26 44 26 7 41 44 31 -177 0 0 43 8 50 12 33 10 62 169 -66 43 37 20 42 40 28 44 30 5 41 48 33 -176 0 0 43 12 37 12 33 3 62 171 -66 43 41 6 42 44 16 44 33 50 41 52 23 -175 0 0 43 16 11 12 32 55 62 173 -65 43 44 39 42 47 50 44 37 22 41 55 58 -174 0 0 43 19 31 12 32 48 62 175 -65 43 47 59 42 51 11 44 40 41 41 59 20 -173 0 0 43 22 38 12 32 41 62 177 -64 43 51 5 42 54 19 44 43 46 42 2 29 -172 0 0 43 25 32 12 32 34 62 179 -64 43 53 58 42 57 13 44 46 38 42 5 24 -171 0 0 43 28 12 12 32 27 62 181 -63 43 56 38 42 59 53 44 49 16 42 8 6 -170 0 0 43 30 38 12 32 20 62 183 -63 43 59 4 43 2 20 44 51 41 42 10 33 -169 0 0 43 32 52 12 32 13 62 185 -62 44 1 17 43 4 34 44 53 53 42 12 48 -168 0 0 43 34 51 12 32 6 62 187 -62 44 3 16 43 6 34 44 55 52 42 14 49 -167 0 0 43 36 37 12 31 59 62 189 -61 44 5 2 43 8 20 44 57 37 42 16 36 -166 0 0 43 38 10 12 31 52 62 191 -61 44 6 34 43 9 53 44 59 9 42 18 9 -165 0 0 43 39 29 12 31 44 62 193 -60 44 7 53 43 11 13 45 0 27 42 19 29 -164 0 0 43 40 35 12 31 37 62 195 -59 44 8 59 43 12 19 45 1 32 42 20 36 -163 0 0 43 41 27 12 31 30 61 197 -59 44 9 51 43 13 11 45 2 24 42 21 29 -162 0 0 43 42 6 12 31 23 61 199 -58 44 10 29 43 13 50 45 3 2 42 22 8 -161 0 0 43 42 32 12 31 16 61 201 -58 44 10 55 43 14 16 45 3 27 42 22 33 -160 0 0 43 42 43 12 31 10 61 203 -57 44 11 6 43 14 28 45 3 39 42 22 45 -159 0 0 43 42 42 12 31 3 60 204 -56 44 11 5 43 14 26 45 3 37 42 22 44 -158 0 0 43 42 27 12 30 56 60 206 -56 44 10 50 43 14 11 45 3 22 42 22 29 -157 0 0 43 41 58 12 30 49 60 208 -55 44 10 21 43 13 42 45 2 54 42 22 0 -156 0 0 43 41 16 12 30 42 59 210 -55 44 9 39 43 13 0 45 2 12 42 21 17 -155 0 0 43 40 20 12 30 35 59 211 -54 44 8 43 43 12 4 45 1 17 42 20 21 -154 0 0 43 39 11 12 30 28 59 213 -53 44 7 34 43 10 55 45 0 8 42 19 12 -153 0 0 43 37 48 12 30 21 58 215 -53 44 6 12 43 9 32 44 58 46 42 17 48 -152 0 0 43 36 12 12 30 15 58 216 -52 44 4 36 43 7 55 44 57 11 42 16 11 -151 0 0 43 34 22 12 30 8 57 218 -51 44 2 47 43 6 5 44 55 22 42 14 21 -150 0 0 43 32 19 12 30 1 57 220 -51 44 0 44 43 4 2 44 53 20 42 12 16 -149 0 0 43 30 2 12 29 54 57 221 -50 43 58 27 43 1 44 44 51 4 42 9 58 -148 0 0 43 27 32 12 29 48 56 223 -50 43 55 58 42 59 14 44 48 35 42 7 27 -147 0 0 43 24 48 12 29 41 56 224 -49 43 53 14 42 56 29 44 45 53 42 4 42 -146 0 0 43 21 51 12 29 34 55 225 -48 43 50 17 42 53 32 44 42 57 42 1 43 -145 0 0 43 18 40 12 29 28 55 227 -48 43 47 7 42 50 20 44 39 48 41 58 30 -144 0 0 43 15 16 12 29 21 54 228 -47 43 43 43 42 46 55 44 36 25 41 55 4 -143 0 0 43 11 38 12 29 15 54 230 -46 43 40 6 42 43 17 44 32 49 41 51 25 -142 0 0 43 7 46 12 29 8 53 231 -45 43 36 15 42 39 24 44 29 0 41 47 31 -141 0 0 43 3 41 12 29 2 53 232 -45 43 32 11 42 35 19 44 24 57 41 43 24 -140 0 0 42 59 23 12 28 55 52 234 -44 43 27 53 42 30 59 44 20 40 41 39 4 -139 0 0 42 54 51 12 28 49 52 235 -43 43 23 22 42 26 27 44 16 11 41 34 29 -138 0 0 42 50 5 12 28 42 51 236 -43 43 18 37 42 21 40 44 11 28 41 29 41 -137 0 0 42 45 6 12 28 36 51 237 -42 43 13 39 42 16 40 44 6 31 41 24 40 -136 0 0 42 39 53 12 28 30 50 239 -41 43 8 27 42 11 27 44 1 21 41 19 25 -135 0 0 42 34 27 12 28 23 50 240 -41 43 3 2 42 6 0 43 55 58 41 13 56 -134 0 0 42 28 48 12 28 17 49 241 -40 42 57 24 42 0 19 43 50 21 41 8 14 -133 0 0 42 22 54 12 28 11 48 242 -39 42 51 31 41 54 25 43 44 30 41 2 18 -132 0 0 42 16 48 12 28 5 48 243 -39 42 45 26 41 48 17 43 38 27 40 56 8 -131 0 0 42 10 28 12 27 59 47 244 -38 42 39 7 41 41 56 43 32 10 40 49 45 -130 0 0 42 3 54 12 27 53 47 245 -37 42 32 34 41 35 21 43 25 39 40 43 9 -129 0 0 41 57 7 12 27 47 46 247 -36 42 25 48 41 28 33 43 18 56 40 36 18 -128 0 0 41 50 7 12 27 41 45 248 -36 42 18 49 41 21 32 43 11 58 40 29 15 -127 0 0 41 42 53 12 27 35 45 249 -35 42 11 36 41 14 17 43 4 48 40 21 58 -126 0 0 41 35 25 12 27 29 44 250 -34 42 4 10 41 6 48 42 57 24 40 14 27 -125 0 0 41 27 45 12 27 23 43 251 -33 41 56 31 40 59 6 42 49 47 40 6 43 -124 0 0 41 19 51 12 27 17 43 252 -33 41 48 38 40 51 11 42 41 57 39 58 45 -123 0 0 41 11 43 12 27 12 42 253 -32 41 40 32 40 43 2 42 33 53 39 50 34 -122 0 0 41 3 23 12 27 6 41 254 -31 41 32 13 40 34 40 42 25 36 39 42 10 -121 0 0 40 54 49 12 27 0 41 254 -30 41 23 40 40 26 5 42 17 6 39 33 33 -120 0 0 40 46 2 12 26 55 40 255 -30 41 14 54 40 17 17 42 8 22 39 24 42 -119 0 0 40 37 1 12 26 49 39 256 -29 41 5 55 40 8 15 41 59 26 39 15 38 -118 0 0 40 27 48 12 26 44 39 257 -28 40 56 43 39 59 0 41 50 16 39 6 20 -117 0 0 40 18 21 12 26 38 38 258 -27 40 47 18 39 49 32 41 40 53 38 56 50 -116 0 0 40 8 41 12 26 33 37 259 -27 40 37 39 39 39 51 41 31 18 38 47 6 -115 0 0 39 58 49 12 26 28 37 260 -26 40 27 48 39 29 57 41 21 29 38 37 10 -114 0 0 39 48 43 12 26 23 36 261 -25 40 17 44 39 19 50 41 11 27 38 27 0 -113 0 0 39 38 24 12 26 18 35 261 -24 40 7 26 39 9 30 41 1 13 38 16 38 -112 0 0 39 27 53 12 26 12 35 262 -24 39 56 56 38 58 57 40 50 45 38 6 2 -111 0 0 39 17 8 12 26 8 34 263 -23 39 46 13 38 48 11 40 40 5 37 55 14 -110 0 0 39 6 11 12 26 3 33 264 -22 39 35 18 38 37 13 40 29 12 37 44 13 -109 0 0 38 55 2 12 25 58 32 265 -21 39 24 10 38 26 2 40 18 7 37 32 59 -108 0 0 38 43 40 12 25 53 32 265 -21 39 12 49 38 14 38 40 6 49 37 21 33 -107 0 0 38 32 5 12 25 48 31 266 -20 39 1 16 38 3 2 39 55 18 37 9 55 -106 0 0 38 20 18 12 25 44 30 267 -19 38 49 30 37 51 14 39 43 35 36 58 4 -105 0 0 38 8 19 12 25 39 29 268 -18 38 37 32 37 39 13 39 31 40 36 46 1 -104 0 0 37 56 7 12 25 35 29 268 -17 38 25 22 37 27 0 39 19 33 36 33 45 -103 0 0 37 43 44 12 25 31 28 269 -17 38 13 0 37 14 35 39 7 13 36 21 18 -102 0 0 37 31 8 12 25 26 27 270 -16 38 0 26 37 1 58 38 54 41 36 8 38 -101 0 0 37 18 21 12 25 22 26 270 -15 37 47 40 36 49 10 38 41 58 35 55 47 -100 0 0 37 5 22 12 25 18 25 271 -14 37 34 42 36 36 9 38 29 3 35 42 44 - 99 0 0 36 52 11 12 25 14 25 272 -13 37 21 33 36 22 57 38 15 56 35 29 30 - 98 0 0 36 38 49 12 25 11 24 273 -12 37 8 12 36 9 33 38 2 38 35 16 4 - 97 0 0 36 25 15 12 25 7 23 273 -12 36 54 40 35 55 59 37 49 8 35 2 27 - 96 0 0 36 11 30 12 25 3 22 274 -11 36 40 56 35 42 13 37 35 27 34 48 38 - 95 0 0 35 57 35 12 25 0 21 275 -10 36 27 2 35 28 16 37 21 35 34 34 39 - 94 0 0 35 43 28 12 24 56 21 275 -9 36 12 56 35 14 8 37 7 32 34 20 29 - 93 0 0 35 29 11 12 24 53 20 276 -8 35 58 40 34 59 49 36 53 18 34 6 8 - 92 0 0 35 14 43 12 24 50 19 276 -7 35 44 14 34 45 20 36 38 53 33 51 37 - 91 0 0 35 0 5 12 24 47 18 277 -7 35 29 36 34 30 41 36 24 19 33 36 56 - 90 0 0 34 45 16 12 24 44 17 278 -6 35 14 49 34 15 51 36 9 34 33 22 4 - 89 0 0 34 30 18 12 24 41 16 278 -5 34 59 52 34 0 52 35 54 38 33 7 3 - 88 0 0 34 15 10 12 24 38 16 279 -4 34 44 45 33 45 43 35 39 33 32 51 52 - 87 0 0 33 59 52 12 24 36 15 279 -3 34 29 29 33 30 24 35 24 19 32 36 31 - 86 0 0 33 44 25 12 24 33 14 280 -2 34 14 3 33 14 56 35 8 55 32 21 1 - 85 0 0 33 28 49 12 24 31 13 281 -2 33 58 28 32 59 19 34 53 22 32 5 23 - 84 0 0 33 13 5 12 24 29 12 281 -1 33 42 44 32 43 34 34 37 39 31 49 35 Uncertainty in time = +/- 8 secs [Prediction of 2008 Mar 20.0] Data for the target star ------------------------ * name: TYC 1312-01058-1 * constellation : Orion * J2000 position with proper motion to date of event [h,m,s ; °,',"] RA: 05 59 25.2018 DE: +15 51 13.268 * position source: mpos:UCAC2 pm:UCAC2 * standard error: RA,DE ["]: ( .052, .064 ) * V mag [mag]: 12.0 * B mag [mag]: 12.0 * remarks: Data for the minor planet ------------------------- * general information: (number) name: (58) Concordia approx. diameter [km]: 93 approx. diameter ["]: .072 distance from Earth [AU]: 1.78600 * orbital information: orbit source: Preston date of fit: 2008 Mar 20 source of used astrometry: FASTT MPC (via Astdys) number of used observations: 840 number of rejected observations: 134 time covered by the observations: 1900 Mar 28 - 2007 Aug 25 1 sigma uncertainty ellipse (major, minor, PA): 0.028, 0.017, 88° remarks: * orbital elements for (58) Concordia : Mean anomaly = 254.37184020 deg Arg. of pericenter = 32.85778037 deg Long. of node = 161.18884331 deg Inclination = 5.06046531 deg Eccentricity = 0.04462299 Semimajor axis = 2.69946680 AU Perihelion dist = 2.57900853 AU Mag: H = 8.87, G = 0.15 Epoch of elements : MJD 55169.52200000 TDT (2009 Dec 04.522) ------ occelmnt file for Occult BEGIN ----------------------------------- 2009 Dec 4 58 Concordia 12h 32.8m UT 12.0 5 59 25.202 15 51 13.27TYC 1312-01058-1 12.0 12.8 93 8.4 1.786 -2.128 -1.72 -171.7933 15.855 -10.62 -22.29 12.5460 -0.02527 0.45802 -6.23504 -0.34978 -0.00179 0.00074 2000 252.25584220091125.00000 32.857780161.188843 5.0604650.04462299 2.6994668 2.5790085 8.9 5.00.15 RATE 2.2222200 0.000000 0.000000 0.000000 0.0000000 0.0000000 0.0000000 Meas 0.067 0.059 360 1.92 0.066 0 54545.5020091204_1058-1 ------ occelmnt file for Occult END ----------------------------------- ============================================ Calculator (s): Steve Preston Date of update: 2008 Mar 20, 17:24 UT Steve Preston 7640 NE 32nd St Medina, WA 98039 425-688-9965 mailto: stevepr@acm.org