IOTA/IOTA-ES occultation update for (389) Industria / UCAC2 26576758 event on 2009 Jul 08, 05:47 UT Visible from Summary ------- On 2009 Jul 08 UT, the 79 km diameter asteroid (389) Industria will occult a 11.8 mag star in the constellation Capricornus for observers along a path across . In the case of an occultation, the combined light of the asteroid and the star will drop by 0.7 mag to 11.7 mag (the magnitude of the asteroid) for at most 7.8 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: 81 * date and approx. time of event: 2009 Jul 08, 05:39 - 2009 Jul 08, 05:56 UT * magnitude of target star: 11.8 * magnitude drop [mag]: 0.7 * estimated maximum duration [s]: 7.8 * Moon: 99 % sunlit, 13° distance * Sun: 158° distance * rough path description: The occultation path -------------------- * approximate projected width [km]: 93 * 1 sigma uncertainty interval [path widths]: +/- 0.65 * 1 sigma uncertainty interval [seconds]: +/- 3.2 * 1 sigma uncertainty interval approx RA,DE ["]: (+/- .027 +/- .042) * 1 sigma uncertainty ellipse (major, minor, PA): ( .042", .027", 359° ) * approx speed of asteroid's shadow [km/s]: 10.1569 * website for maps: http://www.asteroidoccultation.com Path Coordinates: Occultation of UCAC2 26576758 by 389 Industria on 2009 Jul 8 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 -146 0 0 33 18 0 5 56 46 0 108 -12 33 44 47 32 51 21 34 19 48 .. .. .. -145 0 0 33 1 55 5 56 46 1 108 -12 33 28 42 32 35 16 34 3 43 .. .. .. -144 0 0 32 45 48 5 56 46 2 109 -13 33 12 35 32 19 10 33 47 36 31 44 44 -143 0 0 32 29 41 5 56 45 3 110 -14 32 56 27 32 3 2 33 31 28 31 28 37 -142 0 0 32 13 32 5 56 45 4 110 -15 32 40 18 31 46 54 33 15 19 31 12 29 -141 0 0 31 57 23 5 56 44 5 111 -16 32 24 9 31 30 45 32 59 9 30 56 21 -140 0 0 31 41 14 5 56 43 6 111 -17 32 7 59 31 14 37 32 42 59 30 40 12 -139 0 0 31 25 5 5 56 42 7 112 -17 31 51 50 30 58 28 32 26 49 30 24 5 -138 0 0 31 8 57 5 56 40 7 112 -18 31 35 41 30 42 21 32 10 40 30 7 57 -137 0 0 30 52 49 5 56 39 8 113 -19 31 19 33 30 26 14 31 54 31 29 51 51 -136 0 0 30 36 43 5 56 37 9 113 -20 31 3 27 30 10 8 31 38 23 29 35 47 -135 0 0 30 20 39 5 56 35 10 114 -21 30 47 22 29 54 5 31 22 18 29 19 44 -134 0 0 30 4 37 5 56 33 11 114 -21 30 31 18 29 38 3 31 6 13 29 3 43 -133 0 0 29 48 37 5 56 31 12 115 -22 30 15 18 29 22 4 30 50 12 28 47 45 -132 0 0 29 32 39 5 56 28 13 115 -23 29 59 20 29 6 7 30 34 13 28 31 49 -131 0 0 29 16 45 5 56 25 14 116 -24 29 43 25 28 50 14 30 18 16 28 15 57 -130 0 0 29 0 54 5 56 22 15 116 -25 29 27 33 28 34 24 30 2 24 28 0 8 -129 0 0 28 45 7 5 56 19 16 117 -25 29 11 45 28 18 38 29 46 34 27 44 23 -128 0 0 28 29 25 5 56 16 16 117 -26 28 56 1 28 2 56 29 30 49 27 28 43 -127 0 0 28 13 46 5 56 13 17 118 -27 28 40 22 27 47 19 29 15 8 27 13 7 -126 0 0 27 58 13 5 56 9 18 118 -28 28 24 47 27 31 46 28 59 32 26 57 35 -125 0 0 27 42 44 5 56 6 19 119 -28 28 9 18 27 16 19 28 44 1 26 42 9 -124 0 0 27 27 21 5 56 2 20 119 -29 27 53 53 27 0 57 28 28 36 26 26 49 -123 0 0 27 12 4 5 55 58 21 120 -30 27 38 35 26 45 41 28 13 16 26 11 34 -122 0 0 26 56 53 5 55 53 22 120 -31 27 23 23 26 30 31 27 58 2 25 56 26 -121 0 0 26 41 48 5 55 49 23 121 -31 27 8 17 26 15 28 27 42 55 25 41 24 -120 0 0 26 26 50 5 55 44 23 122 -32 26 53 18 26 0 31 27 27 54 25 26 29 -119 0 0 26 12 0 5 55 39 24 122 -33 26 38 26 25 45 41 27 13 0 25 11 41 -118 0 0 25 57 16 5 55 34 25 123 -33 26 23 41 25 30 59 26 58 14 24 57 1 -117 0 0 25 42 41 5 55 29 26 123 -34 26 9 5 25 16 25 26 43 35 24 42 28 -116 0 0 25 28 13 5 55 24 27 124 -35 25 54 36 25 1 59 26 29 5 24 28 3 -115 0 0 25 13 54 5 55 19 28 124 -35 25 40 15 24 47 41 26 14 42 24 13 47 -114 0 0 24 59 43 5 55 13 29 125 -36 25 26 3 24 33 31 26 0 28 23 59 40 -113 0 0 24 45 41 5 55 7 30 125 -37 25 12 0 24 19 31 25 46 23 23 45 41 -112 0 0 24 31 49 5 55 1 30 126 -37 24 58 6 24 5 40 25 32 28 23 31 51 -111 0 0 24 18 6 5 54 55 31 127 -38 24 44 21 23 51 58 25 18 41 23 18 11 -110 0 0 24 4 32 5 54 49 32 127 -39 24 30 46 23 38 26 25 5 4 23 4 41 -109 0 0 23 51 8 5 54 43 33 128 -39 24 17 21 23 25 4 24 51 37 22 51 20 -108 0 0 23 37 55 5 54 36 34 129 -40 24 4 6 23 11 52 24 38 21 22 38 10 -107 0 0 23 24 52 5 54 29 35 129 -40 23 51 2 22 58 50 24 25 15 22 25 11 -106 0 0 23 12 0 5 54 23 35 130 -41 23 38 9 22 46 0 24 12 19 22 12 22 -105 0 0 22 59 19 5 54 16 36 131 -42 23 25 26 22 33 20 23 59 35 21 59 44 -104 0 0 22 46 49 5 54 9 37 131 -42 23 12 55 22 20 51 23 47 2 21 47 17 -103 0 0 22 34 31 5 54 1 38 132 -43 23 0 35 22 8 34 23 34 40 21 35 2 -102 0 0 22 22 24 5 53 54 39 133 -43 22 48 27 21 56 29 23 22 30 21 22 59 -101 0 0 22 10 29 5 53 46 39 133 -43 22 36 31 21 44 36 23 10 32 21 11 7 -100 0 0 21 58 47 5 53 39 40 134 -44 22 24 47 21 32 54 22 58 46 20 59 27 - 99 0 0 21 47 16 5 53 31 41 135 -44 22 13 15 21 21 25 22 47 12 20 48 0 - 98 0 0 21 35 59 5 53 23 42 136 -45 22 1 56 21 10 9 22 35 51 20 36 45 - 97 0 0 21 24 53 5 53 15 43 137 -45 21 50 49 20 59 5 22 24 43 20 25 43 - 96 0 0 21 14 1 5 53 7 43 137 -46 21 39 56 20 48 14 22 13 48 20 14 54 - 95 0 0 21 3 22 5 52 59 44 138 -46 21 29 15 20 37 37 22 3 6 20 4 18 - 94 0 0 20 52 56 5 52 51 45 139 -46 21 18 48 20 27 12 21 52 37 19 53 56 - 93 0 0 20 42 44 5 52 42 45 140 -47 21 8 35 20 17 1 21 42 21 19 43 46 - 92 0 0 20 32 46 5 52 34 46 141 -47 20 58 35 20 7 4 21 32 20 19 33 51 - 91 0 0 20 23 1 5 52 25 47 142 -47 20 48 49 19 57 20 21 22 32 19 24 9 - 90 0 0 20 13 30 5 52 16 48 143 -47 20 39 17 19 47 51 21 12 58 19 14 41 - 89 0 0 20 4 13 5 52 8 48 144 -48 20 29 59 19 38 35 21 3 39 19 5 27 - 88 0 0 19 55 11 5 51 59 49 145 -48 20 20 55 19 29 34 20 54 34 18 56 27 - 87 0 0 19 46 23 5 51 50 49 146 -48 20 12 6 19 20 48 20 45 43 18 47 42 - 86 0 0 19 37 50 5 51 41 50 147 -48 20 3 32 19 12 15 20 37 7 18 39 11 - 85 0 0 19 29 31 5 51 31 51 149 -48 19 55 12 19 3 58 20 28 46 18 30 55 - 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69 0 0 17 51 29 5 48 57 57 172 -46 18 16 56 17 26 9 18 50 12 16 53 24 - 68 0 0 17 47 37 5 48 47 57 173 -46 18 13 4 17 22 18 18 46 19 16 49 33 - 67 0 0 17 44 2 5 48 37 58 175 -46 18 9 28 17 18 43 18 42 42 16 45 59 - 66 0 0 17 40 43 5 48 27 58 177 -46 18 6 8 17 15 25 18 39 22 16 42 41 - 65 0 0 17 37 41 5 48 17 58 179 -45 18 3 6 17 12 23 18 36 19 16 39 40 - 64 0 0 17 34 55 5 48 7 58 180 -45 18 0 19 17 9 37 18 33 32 16 36 55 - 63 0 0 17 32 25 5 47 57 58 182 -44 17 57 50 17 7 8 18 31 2 16 34 26 - 62 0 0 17 30 13 5 47 47 58 184 -44 17 55 37 17 4 56 18 28 49 16 32 14 - 61 0 0 17 28 17 5 47 37 58 186 -43 17 53 41 17 3 0 18 26 52 16 30 19 - 60 0 0 17 26 38 5 47 27 58 187 -43 17 52 1 17 1 21 18 25 12 16 28 40 - 59 0 0 17 25 15 5 47 17 58 189 -42 17 50 38 16 59 59 18 23 49 16 27 18 - 58 0 0 17 24 10 5 47 7 57 191 -42 17 49 33 16 58 54 18 22 43 16 26 13 - 57 0 0 17 23 21 5 46 57 57 192 -41 17 48 44 16 58 5 18 21 54 16 25 24 - 56 0 0 17 22 49 5 46 47 57 194 -41 17 48 12 16 57 33 18 21 22 16 24 52 - 55 0 0 17 22 33 5 46 37 57 196 -40 17 47 56 16 57 17 18 21 7 16 24 37 - 54 0 0 17 22 35 5 46 27 57 197 -40 17 47 58 16 57 19 18 21 8 16 24 38 - 53 0 0 17 22 53 5 46 17 56 199 -39 17 48 16 16 57 37 18 21 27 16 24 57 - 52 0 0 17 23 28 5 46 8 56 201 -39 17 48 52 16 58 12 18 22 2 16 25 32 - 51 0 0 17 24 21 5 45 58 56 202 -38 17 49 44 16 59 4 18 22 55 16 26 23 - 50 0 0 17 25 29 5 45 48 55 204 -37 17 50 53 17 0 13 18 24 4 16 27 32 - 49 0 0 17 26 55 5 45 38 55 205 -37 17 52 19 17 1 38 18 25 31 16 28 57 - 48 0 0 17 28 38 5 45 29 54 206 -36 17 54 2 17 3 21 18 27 14 16 30 39 - 47 0 0 17 30 37 5 45 19 54 208 -35 17 56 1 17 5 20 18 29 14 16 32 37 - 46 0 0 17 32 53 5 45 9 54 209 -35 17 58 18 17 7 35 18 31 31 16 34 53 - 45 0 0 17 35 26 5 45 0 53 211 -34 18 0 51 17 10 8 18 34 5 16 37 25 - 44 0 0 17 38 16 5 44 51 53 212 -33 18 3 41 17 12 57 18 36 55 16 40 13 - 43 0 0 17 41 22 5 44 41 52 213 -33 18 6 48 17 16 3 18 40 3 16 43 18 - 42 0 0 17 44 45 5 44 32 51 214 -32 18 10 11 17 19 25 18 43 27 16 46 40 - 41 0 0 17 48 24 5 44 23 51 215 -31 18 13 51 17 23 4 18 47 8 16 50 18 - 40 0 0 17 52 20 5 44 13 50 217 -31 18 17 48 17 27 0 18 51 5 16 54 13 - 39 0 0 17 56 33 5 44 4 50 218 -30 18 22 1 17 31 12 18 55 19 16 58 24 - 38 0 0 18 1 2 5 43 55 49 219 -29 18 26 31 17 35 40 18 59 50 17 2 52 - 37 0 0 18 5 47 5 43 46 48 220 -28 18 31 17 17 40 25 19 4 37 17 7 35 - 36 0 0 18 10 49 5 43 37 48 221 -28 18 36 20 17 45 26 19 9 41 17 12 36 - 35 0 0 18 16 7 5 43 29 47 222 -27 18 41 39 17 50 43 19 15 1 17 17 52 - 34 0 0 18 21 42 5 43 20 46 223 -26 18 47 14 17 56 17 19 20 37 17 23 24 - 33 0 0 18 27 32 5 43 11 46 224 -25 18 53 5 18 2 6 19 26 29 17 29 13 - 32 0 0 18 33 39 5 43 3 45 225 -24 18 59 13 18 8 12 19 32 38 17 35 17 - 31 0 0 18 40 1 5 42 55 44 226 -24 19 5 36 18 14 33 19 39 3 17 41 38 - 30 0 0 18 46 40 5 42 46 44 226 -23 19 12 16 18 21 11 19 45 43 17 48 14 - 29 0 0 18 53 34 5 42 38 43 227 -22 19 19 11 18 28 4 19 52 40 17 55 6 - 28 0 0 19 0 44 5 42 30 42 228 -21 19 26 22 18 35 13 19 59 52 18 2 13 - 27 0 0 19 8 9 5 42 22 41 229 -20 19 33 48 18 42 37 20 7 20 18 9 36 - 26 0 0 19 15 50 5 42 14 40 230 -19 19 41 30 18 50 17 20 15 4 18 17 15 - 25 0 0 19 23 46 5 42 7 40 230 -19 19 49 28 18 58 12 20 23 3 18 25 9 - 24 0 0 19 31 58 5 41 59 39 231 -18 19 57 41 19 6 23 20 31 17 18 33 18 - 23 0 0 19 40 25 5 41 52 38 232 -17 20 6 9 19 14 48 20 39 47 18 41 42 - 22 0 0 19 49 7 5 41 44 37 232 -16 20 14 52 19 23 29 20 48 31 18 50 21 - 21 0 0 19 58 3 5 41 37 36 233 -15 20 23 49 19 32 24 20 57 31 18 59 14 - 20 0 0 20 7 15 5 41 30 36 234 -14 20 33 2 19 41 34 21 6 45 19 8 23 - 19 0 0 20 16 40 5 41 23 35 234 -14 20 42 29 19 50 59 21 16 14 19 17 46 - 18 0 0 20 26 21 5 41 16 34 235 -13 20 52 11 20 0 38 21 25 57 19 27 23 - 17 0 0 20 36 15 5 41 10 33 235 -12 21 2 7 20 10 31 21 35 55 19 37 15 - 16 0 0 20 46 24 5 41 3 32 236 -11 21 12 17 20 20 39 21 46 7 19 47 21 - 15 0 0 20 56 47 5 40 57 31 237 -10 21 22 41 20 31 0 21 56 33 19 57 40 - 14 0 0 21 7 23 5 40 51 31 237 -9 21 33 19 20 41 35 22 7 13 20 8 14 - 13 0 0 21 18 14 5 40 45 30 238 -8 21 44 10 20 52 24 22 18 6 20 19 1 - 12 0 0 21 29 17 5 40 39 29 238 -7 21 55 15 21 3 26 22 29 13 20 30 1 - 11 0 0 21 40 34 5 40 33 28 239 -6 22 6 34 21 14 42 22 40 33 20 41 15 - 10 0 0 21 52 3 5 40 28 27 239 -6 22 18 5 21 26 10 22 52 6 20 52 41 - 9 0 0 22 3 46 5 40 22 26 240 -5 22 29 49 21 37 51 23 3 52 21 4 20 - 8 0 0 22 15 41 5 40 17 25 240 -4 22 41 45 21 49 45 23 15 50 21 16 12 - 7 0 0 22 27 49 5 40 12 24 241 -3 22 53 54 22 1 51 23 28 1 21 28 17 - 6 0 0 22 40 8 5 40 7 24 241 -2 23 6 16 22 14 9 23 40 24 21 40 33 - 5 0 0 22 52 40 5 40 2 23 242 -1 23 18 49 22 26 39 23 53 0 21 53 1 - 4 0 0 23 5 23 5 39 58 22 242 0 23 31 33 22 39 21 24 5 46 22 5 41 Uncertainty in time = +/- 5 secs [Prediction of 2008 Mar 20.0] Data for the target star ------------------------ * name: UCAC2 26576758 * constellation : Capricornus * J2000 position with proper motion to date of event [h,m,s ; °,',"] RA: 20 36 02.6908 DE: -14 43 57.325 * position source: mpos:UCAC2 pm:UCAC2 * standard error: RA,DE ["]: ( .022, .041 ) * V mag [mag]: 11.8 * B mag [mag]: 0.0 * remarks: Data for the minor planet ------------------------- * general information: (number) name: (389) Industria approx. diameter [km]: 79 approx. diameter ["]: .064 distance from Earth [AU]: 1.69500 * orbital information: orbit source: Preston date of fit: 2008 Mar 20 source of used astrometry: FASTT MPC (via Astdys) number of used observations: 1387 number of rejected observations: 152 time covered by the observations: 1900 Aug 26 - 2008 Feb 18 1 sigma uncertainty ellipse (major, minor, PA): 0.017, 0.011, 68° remarks: * orbital elements for (389) Industria : Mean anomaly = 105.67578712 deg Arg. of pericenter = 264.49220027 deg Long. of node = 282.55570085 deg Inclination = 8.13201465 deg Eccentricity = 0.06490957 Semimajor axis = 2.60998389 AU Perihelion dist = 2.44057095 AU Mag: H = 7.65, G = 0.15 Epoch of elements : MJD 55020.24200000 TDT (2009 Jul 08.242) ------ occelmnt file for Occult BEGIN ----------------------------------- 2009 Jul 8 389 Industria 5h 47.9m UT 11.8 20 36 2.691-14 43 57.32UCAC2 26576758 0.0 11.7 79 7.8 1.695 -2.049 1.22 -64.2892 -14.732 94.29 22.45 5.7987 0.02219 0.53148 -5.72799 0.23564 -0.00186 -0.00083 2000 105.6192202009 7 8.00000264.492200282.555701 8.1320150.06490957 2.6099839 2.4405710 7.9 5.00.15 RATE 2.3374770 0.000000 0.000000 0.000000 0.0000000 0.0000000 0.0000000 Meas 0.042 0.027 359 1.65 0.042 0 54545.5020090708_576758 ------ occelmnt file for Occult END ----------------------------------- ============================================ Calculator (s): Steve Preston Date of update: 2008 Mar 20, 10:30 UT Steve Preston 7640 NE 32nd St Medina, WA 98039 425-688-9965 mailto: stevepr@acm.org