IOTA/IOTA-ES occultation update for (739) Mandeville / UCAC4 345-199923 event on 2023 Dec 04, 00:35 UT Visible from USA, Canada Summary ------- On 2023 Dec 04 UT, the 113.2 km diameter asteroid (739) Mandeville will occult a 11.8 mag star in the constellation Capricornus for observers along a path across USA, Canada. In the case of an occultation, the combined light of the asteroid and the star will drop by 2.98 mag to 14.68 mag (the magnitude of the asteroid) for at most 3.910 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: 100 * date and approx. time of event: 2023 Dec 04, 00:33 - 2023 Dec 04, 00:38 * geocentric midpoint of event [JD]: 2460282.52472925 * magnitude of target star: 11.77 * magnitude drop [mag]: 2.98 * estimated maximum duration [s]: 3.910 * Moon: 61 % sunlit, 165° distance * Sun: 63° distance * rough path description: USA, Canada The occultation path -------------------- * approximate projected width [km]: 180 * 1 sigma uncertainty interval [path widths]: +/- 0.04 * 1 sigma uncertainty interval [seconds]: +/- 0.5 * 1 sigma uncertainty interval approx RA,DE ["]: (+/- 0.007, +/- 0.001) * 1 sigma uncertainty ellipse (major, minor, PA): (0.007", 0.001", 94°) * approx speed of asteroid's shadow [km/s]: 28.9241 * website for maps: http://www.asteroidoccultation.com Path Coordinates: Occultation of UCAC4 345-199923 by 739 Mandeville on 2023 Dec 4 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 165 0 0 37 45 54 0 33 18.4 0 117 30 36 51 54 .. .. .. 36 47 46 .. .. .. .... 166 0 0 37 21 53 0 33 18.4 1 118 31 36 28 5 38 16 51 36 23 59 38 21 9 -0.62 167 0 0 36 58 14 0 33 18.6 2 119 31 36 4 40 37 52 58 36 0 34 37 57 15 -0.87 168 0 0 36 34 59 0 33 18.8 3 119 31 35 41 38 37 29 29 35 37 33 37 33 46 -0.98 169 0 0 36 12 9 0 33 19.1 4 120 32 35 19 0 37 6 26 35 14 56 37 10 41 -1.04 170 0 0 35 49 44 0 33 19.6 5 120 32 34 56 48 36 43 47 34 52 45 36 48 1 -1.07 171 0 0 35 27 44 0 33 20.1 6 121 32 34 35 1 36 21 34 34 30 58 36 25 47 -1.10 172 0 0 35 6 11 0 33 20.6 7 121 33 34 13 40 35 59 48 34 9 38 36 4 0 -1.12 173 0 0 34 45 5 0 33 21.3 7 122 33 33 52 45 35 38 29 33 48 45 35 42 40 -1.13 174 0 0 34 24 26 0 33 22.1 8 123 33 33 32 18 35 17 38 33 28 18 35 21 48 -1.14 175 0 0 34 4 15 0 33 22.9 9 123 34 33 12 18 34 57 15 33 8 20 35 1 24 -1.15 176 0 0 33 44 32 0 33 23.8 10 124 34 32 52 47 34 37 21 32 48 49 34 41 28 -1.16 177 0 0 33 25 19 0 33 24.8 11 124 34 32 33 44 34 17 55 32 29 47 34 22 2 -1.17 178 0 0 33 6 35 0 33 25.9 12 125 34 32 15 11 33 59 0 32 11 15 34 3 6 -1.17 179 0 0 32 48 20 0 33 27.1 13 126 34 31 57 7 33 40 35 31 53 11 33 44 40 -1.18 -180 0 0 32 30 36 0 33 28.3 14 126 34 31 39 33 33 22 40 31 35 38 33 26 44 -1.18 -179 0 0 32 13 23 0 33 29.6 14 127 35 31 22 29 33 5 16 31 18 35 33 9 20 -1.19 -178 0 0 31 56 40 0 33 31.0 15 127 35 31 5 56 32 48 23 31 2 3 32 52 26 -1.19 -177 0 0 31 40 29 0 33 32.5 16 128 35 30 49 54 32 32 3 30 46 2 32 36 5 -1.19 -176 0 0 31 24 50 0 33 34.1 17 129 35 30 34 24 32 16 14 30 30 32 32 20 15 -1.19 -175 0 0 31 9 42 0 33 35.7 18 129 35 30 19 25 32 0 58 30 15 34 32 4 58 -1.20 -174 0 0 30 55 8 0 33 37.4 19 130 35 30 4 58 31 46 14 30 1 8 31 50 14 -1.20 -173 0 0 30 41 5 0 33 39.2 19 131 35 29 51 4 31 32 3 29 47 14 31 36 2 -1.20 -172 0 0 30 27 36 0 33 41.1 20 131 34 29 37 43 31 18 26 29 33 53 31 22 24 -1.20 -171 0 0 30 14 40 0 33 43.0 21 132 34 29 24 54 31 5 22 29 21 5 31 9 20 -1.21 -170 0 0 30 2 17 0 33 45.0 22 133 34 29 12 38 30 52 52 29 8 50 30 56 49 -1.21 -169 0 0 29 50 29 0 33 47.1 23 133 34 29 0 56 30 40 56 28 57 8 30 44 53 -1.21 -168 0 0 29 39 14 0 33 49.2 23 134 34 28 49 48 30 29 35 28 46 0 30 33 31 -1.21 -167 0 0 29 28 33 0 33 51.4 24 135 34 28 39 13 30 18 47 28 35 26 30 22 43 -1.21 -166 0 0 29 18 27 0 33 53.7 25 135 33 28 29 12 30 8 35 28 25 26 30 12 30 -1.21 -165 0 0 29 8 55 0 33 56.0 26 136 33 28 19 46 29 58 58 28 16 0 30 2 52 -1.22 -164 0 0 28 59 58 0 33 58.4 26 137 33 28 10 54 29 49 55 28 7 8 29 53 50 -1.22 -163 0 0 28 51 35 0 34 0.9 27 138 32 28 2 36 29 41 28 27 58 51 29 45 22 -1.22 -162 0 0 28 43 48 0 34 3.4 28 138 32 27 54 53 29 33 36 27 51 8 29 37 30 -1.22 -161 0 0 28 36 36 0 34 6.0 28 139 32 27 47 45 29 26 20 27 44 1 29 30 13 -1.22 -160 0 0 28 30 0 0 34 8.6 29 140 31 27 41 12 29 19 39 27 37 28 29 23 32 -1.22 -159 0 0 28 23 58 0 34 11.3 30 141 31 27 35 14 29 13 35 27 31 30 29 17 27 -1.22 -158 0 0 28 18 33 0 34 14.1 30 142 30 27 29 52 29 8 6 27 26 8 29 11 58 -1.22 -157 0 0 28 13 42 0 34 16.8 31 143 30 27 25 4 29 3 13 27 21 20 29 7 5 -1.22 -156 0 0 28 9 28 0 34 19.7 31 143 29 27 20 52 28 58 56 27 17 8 29 2 48 -1.23 -155 0 0 28 5 49 0 34 22.6 32 144 29 27 17 15 28 55 15 27 13 32 28 59 7 -1.23 -154 0 0 28 2 47 0 34 25.5 33 145 28 27 14 14 28 52 11 27 10 31 28 56 3 -1.23 -153 0 0 28 0 20 0 34 28.5 33 146 28 27 11 49 28 49 43 27 8 6 28 53 34 -1.23 -152 0 0 27 58 29 0 34 31.5 34 147 27 27 9 59 28 47 51 27 6 16 28 51 43 -1.23 -151 0 0 27 57 15 0 34 34.6 34 148 27 27 8 45 28 46 36 27 5 2 28 50 27 -1.23 -150 0 0 27 56 36 0 34 37.7 35 149 26 27 8 6 28 45 57 27 4 23 28 49 48 -1.23 -149 0 0 27 56 33 0 34 40.8 35 150 26 27 8 4 28 45 54 27 4 21 28 49 46 -1.23 -148 0 0 27 57 7 0 34 44.0 36 151 25 27 8 37 28 46 28 27 4 54 28 50 20 -1.23 -147 0 0 27 58 16 0 34 47.2 36 152 24 27 9 46 28 47 39 27 6 2 28 51 31 -1.23 -146 0 0 28 0 2 0 34 50.4 36 153 24 27 11 30 28 49 26 27 7 47 28 53 18 -1.23 -145 0 0 28 2 24 0 34 53.7 37 154 23 27 13 51 28 51 49 27 10 7 28 55 41 -1.23 -144 0 0 28 5 22 0 34 57.0 37 155 22 27 16 47 28 54 49 27 13 3 28 58 41 -1.23 -143 0 0 28 8 56 0 35 0.3 37 157 22 27 20 19 28 58 26 27 16 35 29 2 18 -1.23 -142 0 0 28 13 6 0 35 3.6 38 158 21 27 24 26 29 2 39 27 20 42 29 6 31 -1.24 -141 0 0 28 17 52 0 35 7.0 38 159 20 27 29 9 29 7 28 27 25 25 29 11 20 -1.24 -140 0 0 28 23 14 0 35 10.4 38 160 19 27 34 28 29 12 53 27 30 43 29 16 46 -1.24 -139 0 0 28 29 12 0 35 13.8 38 161 19 27 40 22 29 18 55 27 36 37 29 22 48 -1.24 -138 0 0 28 35 45 0 35 17.2 38 162 18 27 46 52 29 25 32 27 43 7 29 29 26 -1.24 -137 0 0 28 42 55 0 35 20.6 39 164 17 27 53 57 29 32 46 27 50 11 29 36 40 -1.24 -136 0 0 28 50 39 0 35 24.1 39 165 16 28 1 37 29 40 36 27 57 51 29 44 30 -1.24 -135 0 0 28 59 0 0 35 27.5 39 166 15 28 9 52 29 49 1 28 6 6 29 52 56 -1.24 -134 0 0 29 7 55 0 35 31.0 39 167 15 28 18 42 29 58 2 28 14 56 30 1 57 -1.24 -133 0 0 29 17 26 0 35 34.4 39 168 14 28 28 7 30 7 39 28 24 21 30 11 35 -1.24 -132 0 0 29 27 32 0 35 37.9 39 170 13 28 38 7 30 17 51 28 34 20 30 21 47 -1.24 -131 0 0 29 38 13 0 35 41.4 39 171 12 28 48 42 30 28 39 28 44 54 30 32 35 -1.24 -130 0 0 29 49 28 0 35 44.8 39 172 11 28 59 50 30 40 1 28 56 2 30 43 58 -1.24 -129 0 0 30 1 18 0 35 48.3 39 173 11 29 11 33 30 51 58 29 7 45 30 55 56 -1.24 -128 0 0 30 13 42 0 35 51.8 39 175 10 29 23 50 31 4 30 29 20 1 31 8 29 -1.24 -127 0 0 30 26 41 0 35 55.2 38 176 9 29 36 41 31 17 37 29 32 51 31 21 36 -1.24 -126 0 0 30 40 13 0 35 58.6 38 177 8 29 50 5 31 31 18 29 46 15 31 35 17 -1.24 -125 0 0 30 54 19 0 36 2.1 38 178 7 30 4 3 31 45 32 30 0 12 31 49 33 -1.24 -124 0 0 31 8 58 0 36 5.5 38 179 6 30 18 34 32 0 20 30 14 42 32 4 22 -1.24 -123 0 0 31 24 10 0 36 8.9 38 181 5 30 33 37 32 15 42 30 29 45 32 19 44 -1.24 -122 0 0 31 39 55 0 36 12.2 37 182 4 30 49 13 32 31 37 30 45 20 32 35 40 -1.24 -121 0 0 31 56 13 0 36 15.6 37 183 4 31 5 21 32 48 5 31 1 27 32 52 8 -1.24 -120 0 0 32 13 2 0 36 18.9 37 184 3 31 22 1 33 5 5 31 18 6 33 9 9 -1.24 -119 0 0 32 30 24 0 36 22.2 36 185 2 31 39 12 33 22 37 31 35 17 33 26 42 -1.24 -118 0 0 32 48 17 0 36 25.5 36 186 1 31 56 54 33 40 40 31 52 58 33 44 46 -1.24 -117 0 0 33 6 40 0 36 28.7 36 188 0 32 15 7 33 59 15 32 11 10 34 3 22 -1.24 -116 0 0 33 25 35 0 36 31.9 35 189 -1 32 33 51 34 18 21 32 29 53 34 22 29 -1.24 -115 0 0 33 44 59 0 36 35.1 35 190 -2 32 53 4 34 37 58 32 49 5 34 42 7 -1.24 -114 0 0 34 4 53 0 36 38.2 34 191 -3 33 12 46 34 58 4 33 8 47 35 2 14 -1.24 -113 0 0 34 25 16 0 36 41.3 34 192 -4 33 32 58 35 18 40 33 28 58 35 22 51 -1.24 -112 0 0 34 46 8 0 36 44.4 33 193 -4 33 53 38 35 39 45 33 49 37 35 43 56 -1.24 -111 0 0 35 7 28 0 36 47.4 33 194 -5 34 14 46 36 1 18 34 10 44 36 5 31 -1.24 -110 0 0 35 29 16 0 36 50.3 32 195 -6 34 36 21 36 23 19 34 32 18 36 27 33 -1.24 -109 0 0 35 51 31 0 36 53.3 32 196 -7 34 58 23 36 45 47 34 54 19 36 50 2 -1.24 -108 0 0 36 14 12 0 36 56.1 31 197 -8 35 20 51 37 8 42 35 16 46 37 12 58 -1.24 -107 0 0 36 37 19 0 36 58.9 30 198 -9 35 43 45 37 32 3 35 39 39 37 36 20 -1.24 -106 0 0 37 0 51 0 37 1.7 30 199 -10 36 7 4 37 55 49 36 2 57 38 0 7 -1.24 -105 0 0 37 24 48 0 37 4.4 29 200 -11 36 30 47 38 20 0 36 26 39 38 24 20 -1.24 -104 0 0 37 49 8 0 37 7.0 28 201 -12 36 54 54 38 44 35 36 50 45 38 48 56 -1.24 -103 0 0 38 13 52 0 37 9.6 28 202 -13 37 19 23 39 9 33 37 15 13 39 13 55 -1.24 -102 0 0 38 38 57 0 37 12.1 27 203 -13 37 44 15 39 34 54 37 40 4 39 39 17 -1.24 -101 0 0 39 4 24 0 37 14.6 26 204 -14 38 9 28 40 0 36 38 5 16 40 5 0 -1.24 -100 0 0 39 30 12 0 37 17.0 26 205 -15 38 35 2 40 26 39 38 30 49 40 31 4 -1.24 - 99 0 0 39 56 20 0 37 19.3 25 206 -16 39 0 56 40 53 2 38 56 42 40 57 29 -1.24 - 98 0 0 40 22 47 0 37 21.5 24 206 -17 39 27 8 41 19 44 39 22 53 41 24 12 -1.24 - 97 0 0 40 49 31 0 37 23.7 23 207 -18 39 53 39 41 46 44 39 49 22 41 51 13 -1.24 - 96 0 0 41 16 33 0 37 25.8 23 208 -19 40 20 26 42 14 2 40 16 9 42 18 32 -1.24 - 95 0 0 41 43 52 0 37 27.9 22 209 -19 40 47 30 42 41 35 40 43 12 42 46 7 -1.24 - 94 0 0 42 11 26 0 37 29.9 21 210 -20 41 14 50 43 9 24 41 10 30 43 13 57 -1.24 - 93 0 0 42 39 14 0 37 31.8 20 211 -21 41 42 24 43 37 28 41 38 3 43 42 2 -1.24 - 92 0 0 43 7 15 0 37 33.6 20 212 -22 42 10 11 44 5 45 42 5 49 44 10 20 -1.25 - 91 0 0 43 35 29 0 37 35.3 19 212 -23 42 38 11 44 34 14 42 33 48 44 38 51 -1.25 - 90 0 0 44 3 54 0 37 37.0 18 213 -24 43 6 22 45 2 54 43 1 58 45 7 32 -1.25 - 89 0 0 44 32 30 0 37 38.6 17 214 -24 43 34 43 45 31 45 43 30 19 45 36 24 -1.25 - 88 0 0 45 1 15 0 37 40.1 16 215 -25 44 3 15 46 0 45 43 58 49 46 5 25 -1.25 - 87 0 0 45 30 8 0 37 41.6 16 216 -26 44 31 54 46 29 52 44 27 27 46 34 34 -1.25 - 86 0 0 45 59 8 0 37 42.9 15 216 -27 45 0 41 46 59 7 44 56 13 47 3 50 -1.25 - 85 0 0 46 28 14 0 37 44.2 14 217 -27 45 29 33 47 28 27 45 25 5 47 33 11 -1.25 - 84 0 0 46 57 25 0 37 45.4 13 218 -28 45 58 32 47 57 52 45 54 2 48 2 37 -1.25 - 83 0 0 47 26 40 0 37 46.5 12 219 -29 46 27 34 48 27 21 46 23 3 48 32 7 -1.25 - 82 0 0 47 55 57 0 37 47.6 12 220 -29 46 56 39 48 56 52 46 52 7 49 1 39 -1.25 - 81 0 0 48 25 16 0 37 48.6 11 220 -30 47 25 46 49 26 24 47 21 14 49 31 12 -1.25 - 80 0 0 48 54 36 0 37 49.5 10 221 -31 47 54 54 49 55 56 47 50 21 50 0 45 -1.26 - 79 0 0 49 23 55 0 37 50.3 9 222 -31 48 24 2 50 25 27 48 19 28 50 30 18 -1.26 - 78 0 0 49 53 12 0 37 51.0 8 223 -32 48 53 8 50 54 56 48 48 33 50 59 47 -1.26 - 77 0 0 50 22 26 0 37 51.7 8 224 -33 49 22 12 51 24 22 49 17 36 51 29 14 -1.26 - 76 0 0 50 51 36 0 37 52.3 7 224 -33 49 51 12 51 53 43 49 46 36 51 58 36 -1.27 - 75 0 0 51 20 41 0 37 52.9 6 225 -34 50 20 8 52 22 58 50 15 31 52 27 52 -1.27 - 74 0 0 51 49 40 0 37 53.3 5 226 -34 50 48 58 52 52 7 50 44 20 52 57 1 -1.28 - 73 0 0 52 18 32 0 37 53.7 4 227 -35 51 17 41 53 21 8 51 13 3 53 26 3 -1.28 - 72 0 0 52 47 16 0 37 54.0 4 227 -35 51 46 17 53 50 0 51 41 38 53 54 56 -1.29 - 71 0 0 53 15 50 0 37 54.3 3 228 -36 52 14 44 54 18 42 52 10 4 54 23 39 -1.31 - 70 0 0 53 44 14 0 37 54.5 2 229 -36 52 43 1 54 47 13 52 38 21 54 52 10 -1.33 - 69 0 0 54 12 27 0 37 54.6 1 230 -37 53 11 8 55 15 33 53 6 27 55 20 30 -1.38 - 68 0 0 54 40 27 0 37 54.7 1 231 -37 53 39 3 .. .. .. 53 34 22 .. .. .. -1.56 0 0 0 .. .. .... .. .. .. .. .. .. 54 6 46 .. .. .. 54 2 5 .. .. .. .... Uncertainty in time = +/- 1 secs Prediction of 2023 Oct 15.9 Data for the target star ------------------------ * name: UCAC4 345-199923 * constellation : Capricornus * BCRS position with proper motion to date of event [h,m,s ; °,',"] RA: 21 11 02.9606 DE: -21 10 30.110 * GCRS Astrometric position with proper motion and parallax to date of event [h,m,s ; °,',"] RA: 21 11 02.9606 DE: -21 10 30.111 * position source: Gaia DR3 * standard error: RA,DE [mas]: (0.100,0.100) * V mag [mag]: 11.8 * Diameter [mas]: 0.00 * remarks: Data for the minor planet ------------------------- * general information: (number) name: (739) Mandeville asteroid class: approx. diameter [km]: 113 approx. diameter ["]: 0.046 distance from Earth [AU]: 3.38490 asteroid position offset in RA [mas]: 0 asteroid position offset in DE [mas]: 0 * orbital information: orbit source: JPL#77 date of fit: 2023 Oct 09 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): 0.007", 0.001", 94.351° remarks: * orbital elements for (739)Mandeville : Mean anomaly = 141.1000598825 deg Arg. of pericenter = 44.8058158750 deg Long. of node = 136.5422316600 deg Inclination = 20.6624020327 deg Eccentricity = 0.1432298849 Semimajor axis = 2.7367919877 AU Perihelion dist = 2.3448015863 AU Mag: H = 8.89, G = 0.15 Epoch of elements : MJD 60282.02472222 TDT (2023 Dec 04.0247) ------ occelmnt file for Occult BEGIN ----------------------------------- JPL#772023Oct09,3.91,2023,12,4,0.593502,-0.136315,0.765031,16.073909,2.855473,0.005155,0.001366,-0.000001,0.000000 -123.3803,-21.0794,168.57,-22.17,False UCAC4 345-199923,21.18415576,-21.1750305,0.00,11.77,0.00,0.0,0,,21.20662183,-21.0794379,2.98,0.00,0,0,0 739,Mandeville,14.68,113.200,3.3849,0,0,2.984,7.42,,6.4,0 0,140.8770,2023,12,3,44.8058,136.5422,20.6624,0.14323,2.73679,2.34480,8.71,5.0,0.15 1.039,0.0067,0.0007,94,0.0067,Known errors,-1.00,0,-1,-1 20231204_199923,60232.88 ------ occelmnt file for Occult END ----------------------------------- ============================================ Calculator (s): Steve Preston Date of update: 2023 Oct 15, 21:12 UT Steve Preston 7640 NE 32nd St Medina, WA 98039 stevepr@acm.org