IOTA/IOTA-ES occultation update for (3570) Wuyeesun / TYC 6190-01401-1 event on 2024 Sep 22, 14:51 UT Visible from Summary ------- On 2024 Sep 22 UT, the 19.959 km diameter asteroid (3570) Wuyeesun will occult a 11.7 mag star in the constellation Libra for observers along a path across . In the case of an occultation, the combined light of the asteroid and the star will drop by 5.35 mag to 17.03 mag (the magnitude of the asteroid) for at most 0.610 seconds. This update is based on, astrometry for the asteroid kindly provided by the IAU Minor Planet Center. This work has made use of data from the European Space Agency (ESA) mission Gaia (http://www.cosmos.esa.int/gaia), processed by the Gaia Data Processing and Analysis Consortium (DPAC, http://www.cosmos.esa.int/web/gaia/dpac/consortium). Funding for the DPAC has been provided by national institutions, in particular the institutions participating in the Gaia Multilateral Agreement. The event at a glimpse ---------------------- * Rank: 99 * date and approx. time of event: 2024 Sep 22, 14:48 - 2024 Sep 22, 14:53 * geocentric midpoint of event [JD]: 2460576.11881888 * magnitude of target star: 11.69 * magnitude drop [mag]: 5.35 * estimated maximum duration [s]: 0.610 * Moon: 73 % sunlit, 174° distance * Sun: 59° distance * rough path description: The occultation path -------------------- * approximate projected width [km]: 31 * 1 sigma uncertainty interval [path widths]: +/- 0.26 * 1 sigma uncertainty interval [seconds]: +/- 1.0 * 1 sigma uncertainty interval approx RA,DE ["]: (+/- 0.013, +/- 0.006) * 1 sigma uncertainty ellipse (major, minor, PA): (0.015", 0.002", 114°) * approx speed of asteroid's shadow [km/s]: 32.5500 * website for maps: http://www.asteroidoccultation.com Path Coordinates: Occultation of TYC 6190-01401-1 by 3570 Wuyeesun on 2024 Sep 22 Centre Star Star Sun Path Limits Error Limits Alt E. Longitude Latitude U.T. Alt Az Alt Limit 1 Limit 2 Limit 3 Limit 4 Crn o ' " o ' " h m s o o o o ' " o ' " o ' " o ' " Latitude Latitude Latitude Latitude - 37 0 0 .. .. .... .. .. .. .. .. .. 62 19 0 .. .. .. 62 13 4 .. .. .. .... - 36 0 0 62 3 51 14 48 59.2 1 134 28 61 52 28 62 15 19 61 46 32 62 21 20 .... - 35 0 0 61 36 51 14 48 59.3 1 135 28 61 25 26 61 48 19 61 19 29 61 54 21 -0.68 - 34 0 0 61 9 20 14 48 59.4 2 136 28 60 57 54 61 20 49 60 51 56 61 26 52 -0.84 - 33 0 0 60 41 19 14 48 59.5 3 137 29 60 29 52 60 52 49 60 23 54 60 58 52 -0.92 - 32 0 0 60 12 48 14 48 59.7 3 138 29 60 1 21 60 24 20 59 55 22 60 30 23 -0.97 - 31 0 0 59 43 49 14 48 59.9 4 138 29 59 32 21 59 55 21 59 26 22 60 1 25 -1.00 - 30 0 0 59 14 21 14 49 0.2 5 139 30 59 2 53 59 25 54 58 56 54 59 31 58 -1.03 - 29 0 0 58 44 26 14 49 0.5 5 140 30 58 32 57 58 55 59 58 26 59 59 2 3 -1.05 - 28 0 0 58 14 5 14 49 0.9 6 141 30 58 2 36 58 25 37 57 56 37 58 31 41 -1.06 - 27 0 0 57 43 17 14 49 1.3 7 142 31 57 31 48 57 54 49 57 25 49 58 0 53 -1.07 - 26 0 0 57 12 4 14 49 1.8 8 143 31 57 0 35 57 23 36 56 54 37 57 29 40 -1.08 - 25 0 0 56 40 27 14 49 2.4 8 144 31 56 28 59 56 51 58 56 23 0 56 58 2 -1.09 - 24 0 0 56 8 26 14 49 3.0 9 144 32 55 56 59 56 19 57 55 51 1 56 26 0 -1.09 - 23 0 0 55 36 4 14 49 3.7 10 145 32 55 24 37 55 47 34 55 18 40 55 53 36 -1.10 - 22 0 0 55 3 20 14 49 4.4 11 146 32 54 51 55 55 14 49 54 45 58 55 20 51 -1.10 - 21 0 0 54 30 17 14 49 5.2 11 147 32 54 18 53 54 41 45 54 12 56 54 47 46 -1.11 - 20 0 0 53 56 55 14 49 6.1 12 148 33 53 45 32 54 8 21 53 39 37 54 14 22 -1.11 - 19 0 0 53 23 16 14 49 7.0 13 149 33 53 11 55 53 34 40 53 6 0 53 40 40 -1.11 - 18 0 0 52 49 21 14 49 8.0 14 150 33 52 38 2 53 0 44 52 32 8 53 6 42 -1.12 - 17 0 0 52 15 11 14 49 9.1 15 150 33 52 3 54 52 26 32 51 58 1 52 32 30 -1.12 - 16 0 0 51 40 48 14 49 10.2 15 151 33 51 29 33 51 52 7 51 23 41 51 58 4 -1.12 - 15 0 0 51 6 14 14 49 11.5 16 152 33 50 55 1 51 17 30 50 49 10 51 23 26 -1.12 - 14 0 0 50 31 29 14 49 12.7 17 153 33 50 20 18 50 42 43 50 14 29 50 48 37 -1.13 - 13 0 0 49 56 36 14 49 14.1 18 154 33 49 45 27 50 7 47 49 39 39 50 13 40 -1.13 - 12 0 0 49 21 35 14 49 15.6 19 155 33 49 10 29 49 32 44 49 4 42 49 38 35 -1.13 - 11 0 0 48 46 28 14 49 17.1 19 156 34 48 35 25 48 57 34 48 29 40 49 3 24 -1.13 - 10 0 0 48 11 18 14 49 18.7 20 157 34 48 0 18 48 22 21 47 54 34 48 28 9 -1.13 - 9 0 0 47 36 5 14 49 20.3 21 158 33 47 25 7 47 47 5 47 19 25 47 52 52 -1.13 - 8 0 0 47 0 50 14 49 22.0 22 158 33 46 49 56 47 11 48 46 44 15 47 17 33 -1.14 - 7 0 0 46 25 37 14 49 23.9 23 159 33 46 14 45 46 36 31 46 9 6 46 42 14 -1.14 - 6 0 0 45 50 25 14 49 25.7 23 160 33 45 39 37 46 1 16 45 33 59 46 6 58 -1.14 - 5 0 0 45 15 17 14 49 27.7 24 161 33 45 4 32 45 26 4 44 58 56 45 31 45 -1.14 - 4 0 0 44 40 14 14 49 29.7 25 162 33 44 29 32 44 50 58 44 23 58 44 56 36 -1.14 - 3 0 0 44 5 17 14 49 31.8 26 163 33 43 54 39 44 15 58 43 49 6 44 21 35 -1.14 - 2 0 0 43 30 28 14 49 34.0 27 164 32 43 19 54 43 41 6 43 14 23 43 46 41 -1.14 - 1 0 0 42 55 49 14 49 36.2 27 165 32 42 45 18 43 6 24 42 39 49 43 11 57 -1.15 0 0 0 42 21 22 14 49 38.5 28 166 32 42 10 54 42 31 52 42 5 26 42 37 23 -1.15 1 0 0 41 47 6 14 49 40.8 29 167 32 41 36 42 41 57 33 41 31 16 42 3 3 -1.15 2 0 0 41 13 5 14 49 43.3 30 168 31 41 2 44 41 23 28 40 57 20 41 28 56 -1.15 3 0 0 40 39 18 14 49 45.7 30 169 31 40 29 1 40 49 38 40 23 39 40 55 4 -1.15 4 0 0 40 5 48 14 49 48.3 31 170 31 39 55 34 40 16 5 39 50 14 40 21 29 -1.15 5 0 0 39 32 36 14 49 50.9 32 171 30 39 22 26 39 42 49 39 17 7 39 48 11 -1.15 6 0 0 38 59 43 14 49 53.6 32 172 30 38 49 36 39 9 53 38 44 19 39 15 12 -1.15 7 0 0 38 27 10 14 49 56.3 33 173 29 38 17 7 38 37 16 38 11 52 38 42 34 -1.15 8 0 0 37 54 59 14 49 59.0 33 174 29 37 44 58 38 5 1 37 39 45 38 10 17 -1.15 9 0 0 37 23 9 14 50 1.8 34 176 28 37 13 13 37 33 8 37 8 2 37 38 23 -1.16 10 0 0 36 51 44 14 50 4.7 35 177 28 36 41 51 37 1 40 36 36 41 37 6 52 -1.16 11 0 0 36 20 43 14 50 7.6 35 178 27 36 10 54 36 30 36 36 5 46 36 35 46 -1.16 12 0 0 35 50 8 14 50 10.5 36 179 27 35 40 22 35 59 57 35 35 16 36 5 6 -1.16 13 0 0 35 20 0 14 50 13.5 36 180 26 35 10 17 35 29 45 35 5 13 35 34 53 -1.16 14 0 0 34 50 19 14 50 16.5 37 181 25 34 40 39 35 0 1 34 35 37 35 5 7 -1.16 15 0 0 34 21 7 14 50 19.6 37 183 25 34 11 30 34 30 46 34 6 29 34 35 50 -1.16 16 0 0 33 52 24 14 50 22.7 38 184 24 33 42 51 34 2 0 33 37 51 34 7 2 -1.16 17 0 0 33 24 11 14 50 25.8 38 185 23 33 14 41 33 33 44 33 9 43 33 38 44 -1.16 18 0 0 32 56 29 14 50 29.0 38 186 23 32 47 2 33 5 59 32 42 6 33 10 57 -1.16 19 0 0 32 29 19 14 50 32.1 39 188 22 32 19 55 32 38 45 32 15 0 32 43 42 -1.16 20 0 0 32 2 41 14 50 35.3 39 189 21 31 53 19 32 12 4 31 48 27 32 17 0 -1.16 21 0 0 31 36 36 14 50 38.5 39 190 21 31 27 17 31 45 56 31 22 26 31 50 50 -1.17 22 0 0 31 11 5 14 50 41.8 40 191 20 31 1 49 31 20 22 30 56 59 31 25 15 -1.17 23 0 0 30 46 8 14 50 45.0 40 193 19 30 36 55 30 55 22 30 32 6 31 0 13 -1.17 24 0 0 30 21 45 14 50 48.2 40 194 18 30 12 35 30 30 57 30 7 48 30 35 47 -1.17 25 0 0 29 57 58 14 50 51.5 40 195 18 29 48 51 30 7 7 29 44 5 30 11 56 -1.17 26 0 0 29 34 47 14 50 54.8 40 197 17 29 25 42 29 43 54 29 20 58 29 48 40 -1.17 27 0 0 29 12 12 14 50 58.1 40 198 16 29 3 10 29 21 16 28 58 27 29 26 1 -1.17 28 0 0 28 50 14 14 51 1.3 40 199 15 28 41 14 28 59 15 28 36 32 29 3 59 -1.17 29 0 0 28 28 53 14 51 4.6 40 201 14 28 19 55 28 37 52 28 15 15 28 42 35 -1.17 30 0 0 28 8 9 14 51 7.9 40 202 13 27 59 14 28 17 6 27 54 34 28 21 47 -1.17 31 0 0 27 48 3 14 51 11.1 40 203 13 27 39 10 27 56 58 27 34 32 28 1 38 -1.17 32 0 0 27 28 35 14 51 14.4 40 204 12 27 19 44 27 37 27 27 15 7 27 42 7 -1.17 33 0 0 27 9 46 14 51 17.7 40 206 11 27 0 57 27 18 36 26 56 21 27 23 14 -1.17 34 0 0 26 51 35 14 51 20.9 40 207 10 26 42 49 27 0 24 26 38 14 27 5 1 -1.17 35 0 0 26 34 4 14 51 24.1 40 208 9 26 25 19 26 42 50 26 20 45 26 47 26 -1.17 36 0 0 26 17 12 14 51 27.3 40 209 8 26 8 29 26 25 56 26 3 56 26 30 31 -1.17 37 0 0 26 0 59 14 51 30.5 40 211 7 25 52 18 26 9 41 25 47 46 26 14 15 -1.18 38 0 0 25 45 26 14 51 33.7 39 212 7 25 36 46 25 54 6 25 32 15 25 58 39 -1.18 39 0 0 25 30 32 14 51 36.9 39 213 6 25 21 55 25 39 12 25 17 25 25 43 44 -1.18 40 0 0 25 16 19 14 51 40.0 39 214 5 25 7 43 25 24 57 25 3 14 25 29 28 -1.18 41 0 0 25 2 46 14 51 43.1 38 215 4 24 54 12 25 11 22 24 49 43 25 15 53 -1.18 42 0 0 24 49 54 14 51 46.2 38 216 3 24 41 21 24 58 28 24 36 53 25 2 58 -1.18 43 0 0 24 37 41 14 51 49.2 38 218 2 24 29 10 24 46 15 24 24 43 24 50 44 -1.18 44 0 0 24 26 10 14 51 52.2 37 219 1 24 17 40 24 34 42 24 13 13 24 39 10 -1.18 45 0 0 24 15 19 14 51 55.2 37 220 0 24 6 50 24 23 50 24 2 24 24 28 17 -1.18 46 0 0 24 5 9 14 51 58.1 36 221 -1 23 56 41 24 13 38 23 52 16 24 18 5 -1.18 47 0 0 23 55 40 14 52 1.1 36 222 -2 23 47 13 24 4 8 23 42 48 24 8 35 -1.18 48 0 0 23 46 52 14 52 3.9 35 223 -3 23 38 26 23 55 19 23 34 2 23 59 45 -1.18 49 0 0 23 38 44 14 52 6.8 35 224 -4 23 30 19 23 47 11 23 25 56 23 51 36 -1.18 50 0 0 23 31 18 14 52 9.5 34 224 -5 23 22 54 23 39 44 23 18 31 23 44 9 -1.18 51 0 0 23 24 33 14 52 12.3 34 225 -5 23 16 9 23 32 57 23 11 46 23 37 22 -1.18 52 0 0 23 18 28 14 52 15.0 33 226 -6 23 10 6 23 26 52 23 5 43 23 31 17 -1.18 53 0 0 23 13 5 14 52 17.7 32 227 -7 23 4 43 23 21 29 23 0 21 23 25 53 -1.18 54 0 0 23 8 23 14 52 20.3 32 228 -8 23 0 2 23 16 46 22 55 40 23 21 10 -1.18 55 0 0 23 4 22 14 52 22.8 31 229 -9 22 56 1 23 12 45 22 51 40 23 17 8 -1.18 56 0 0 23 1 2 14 52 25.4 31 229 -10 22 52 42 23 9 24 22 48 20 23 13 48 -1.18 57 0 0 22 58 24 14 52 27.8 30 230 -11 22 50 3 23 6 45 22 45 42 23 11 8 -1.18 58 0 0 22 56 26 14 52 30.2 29 231 -12 22 48 6 23 4 48 22 43 45 23 9 11 -1.18 59 0 0 22 55 10 14 52 32.6 28 232 -13 22 46 50 23 3 31 22 42 29 23 7 54 -1.18 60 0 0 22 54 35 14 52 34.9 28 232 -14 22 46 15 23 2 56 22 41 54 23 7 19 -1.18 61 0 0 22 54 41 14 52 37.1 27 233 -15 22 46 21 23 3 2 22 42 0 23 7 25 -1.18 62 0 0 22 55 28 14 52 39.3 26 234 -16 22 47 8 23 3 49 22 42 47 23 8 12 -1.18 63 0 0 22 56 56 14 52 41.5 25 234 -17 22 48 36 23 5 18 22 44 15 23 9 40 -1.18 64 0 0 22 59 5 14 52 43.5 25 235 -18 22 50 45 23 7 27 22 46 24 23 11 50 -1.19 65 0 0 23 1 55 14 52 45.5 24 236 -18 22 53 35 23 10 17 22 49 14 23 14 40 -1.19 66 0 0 23 5 26 14 52 47.5 23 236 -19 22 57 5 23 13 48 22 52 44 23 18 11 -1.19 67 0 0 23 9 38 14 52 49.4 22 237 -20 23 1 17 23 18 0 22 56 55 23 22 24 -1.19 68 0 0 23 14 30 14 52 51.2 21 237 -21 23 6 9 23 22 53 23 1 47 23 27 17 -1.19 69 0 0 23 20 3 14 52 52.9 21 238 -22 23 11 41 23 28 27 23 7 19 23 32 51 -1.19 70 0 0 23 26 17 14 52 54.6 20 238 -23 23 17 54 23 34 41 23 13 32 23 39 6 -1.19 71 0 0 23 33 11 14 52 56.2 19 239 -24 23 24 48 23 41 36 23 20 25 23 46 1 -1.19 72 0 0 23 40 46 14 52 57.8 18 240 -25 23 32 22 23 49 12 23 27 59 23 53 37 -1.19 73 0 0 23 49 1 14 52 59.3 17 240 -26 23 40 36 23 57 28 23 36 13 24 1 54 -1.19 74 0 0 23 57 57 14 53 0.7 16 241 -26 23 49 31 24 6 24 23 45 7 24 10 50 -1.19 75 0 0 24 7 32 14 53 2.0 15 241 -27 23 59 5 24 16 1 23 54 41 24 20 27 -1.19 76 0 0 24 17 48 14 53 3.3 15 242 -28 24 9 20 24 26 17 24 4 55 24 30 44 -1.19 77 0 0 24 28 43 14 53 4.5 14 242 -29 24 20 14 24 37 14 24 15 48 24 41 42 -1.20 78 0 0 24 40 18 14 53 5.6 13 243 -30 24 31 48 24 48 50 24 27 22 24 53 19 -1.20 79 0 0 24 52 33 14 53 6.7 12 243 -31 24 44 1 25 1 6 24 39 34 25 5 35 -1.20 80 0 0 25 5 27 14 53 7.6 11 243 -31 24 56 54 25 14 2 24 52 26 25 18 32 -1.20 81 0 0 25 19 1 14 53 8.5 10 244 -32 25 10 26 25 27 37 25 5 58 25 32 7 -1.21 82 0 0 25 33 13 14 53 9.3 9 244 -33 25 24 37 25 41 51 25 20 8 25 46 22 -1.21 83 0 0 25 48 5 14 53 10.1 8 245 -34 25 39 27 25 56 44 25 34 57 26 1 16 -1.21 84 0 0 26 3 35 14 53 10.7 7 245 -35 25 54 55 26 12 15 25 50 24 26 16 48 -1.22 85 0 0 26 19 43 14 53 11.3 6 246 -35 26 11 2 26 28 25 26 6 30 26 32 59 -1.23 86 0 0 26 36 29 14 53 11.8 5 246 -36 26 27 47 26 45 13 26 23 14 26 49 48 -1.24 87 0 0 26 53 53 14 53 12.2 4 247 -37 26 45 9 27 2 39 26 40 35 27 7 15 -1.25 88 0 0 27 11 55 14 53 12.6 4 247 -38 27 3 9 27 20 43 26 58 34 27 25 20 -1.27 89 0 0 27 30 34 14 53 12.8 3 248 -38 27 21 46 27 39 24 27 17 10 27 44 2 -1.31 90 0 0 27 49 51 14 53 13.0 2 248 -39 27 41 0 27 58 43 27 36 23 28 3 22 -1.40 91 0 0 28 9 44 14 53 13.1 1 248 -40 28 0 51 28 18 38 27 56 13 28 23 18 -1.71 Uncertainty in time = +/- 1 secs Prediction of 2023 Jul 15.6 Data for the target star ------------------------ * name: TYC 6190-01401-1 * constellation : Libra * BCRS position with proper motion to date of event [h,m,s ; °,',"] RA: 15 48 05.2033 DE: -18 28 51.267 * GCRS Astrometric position with proper motion and parallax to date of event [h,m,s ; °,',"] RA: 15 48 05.2031 DE: -18 28 51.267 * position source: Gaia DR3 * standard error: RA,DE [mas]: (0.200,0.100) * V mag [mag]: 11.7 * B mag [mag]: 12.0 * Diameter [mas]: 0.00 * remarks: Data for the minor planet ------------------------- * general information: (number) name: (3570) Wuyeesun asteroid class: approx. diameter [km]: 20 approx. diameter ["]: 0.009 distance from Earth [AU]: 3.21600 asteroid position offset in RA [mas]: 0 asteroid position offset in DE [mas]: 0 * orbital information: orbit source: JPL#46 date of fit: 2023 Apr 24 source of used astrometry: MPC, JPL number of used observations: 0 number of rejected observations: 0 time covered by the observations: 1800 Jan 01 - 1800 Jan 01 1 sigma uncertainty ellipse (major, minor, PA): 0.015", 0.002", 113.59° remarks: * orbital elements for (3570)Wuyeesun : Mean anomaly = 318.2369466719 deg Arg. of pericenter = 220.4971908897 deg Long. of node = 84.9650175805 deg Inclination = 11.3195864899 deg Eccentricity = 0.0875508837 Semimajor axis = 3.0217491878 AU Perihelion dist = 2.7571923760 AU Mag: H = 11.32, G = 0.15 Epoch of elements : MJD 60575.61881880 TDT (2024 Sep 22.6188) ------ occelmnt file for Occult BEGIN ----------------------------------- JPL#462023Apr24,0.61,2024,9,22,14.851653,0.254172,0.715713,17.315801,-6.139902,0.004812,-0.000984,-0.000001,0.000000 12.6397,-18.5568,-44.65,-0.04,False TYC 6190-01401-1,15.80144539,-18.4809077,12.04,11.69,11.50,0.0,0,,15.82487014,-18.5568073,5.35,5.09,0,0,0 3570,Wuyeesun,17.03,19.959,3.2160,0,0,3.330,-16.79,,1.4,0 0,318.1208,2024,9,22,220.4972,84.9650,11.3196,0.08755,3.02175,2.75719,11.31,5.0,0.15 1.262,0.0147,0.0020,114,0.0022,Known errors,0.90,0,-1,-1 20240922_1401-1,60140.58 ------ occelmnt file for Occult END ----------------------------------- ============================================ Calculator (s): Steve Preston Date of update: 2023 Jul 15, 13:53 UT Steve Preston 7640 NE 32nd St Medina, WA 98039 stevepr@acm.org