IOTA/IOTA-ES occultation update for (1017) Jacqueline / TYC 6268-01560-1 event on 2009 Jul 01, 03:06 UT Visible from S USA Summary ------- On 2009 Jul 01 UT, the 38 km diameter asteroid (1017) Jacqueline will occult a 11.9 mag star in the constellation Sagittarius for observers along a path across S USA. In the case of an occultation, the combined light of the asteroid and the star will drop by 2.6 mag to 14.3 mag (the magnitude of the asteroid) for at most 3.4 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: UCAC. The event at a glimpse ---------------------- * Rank: 56 * date and approx. time of event: 2009 Jul 01, 03:01 - 2009 Jul 01, 03:12 UT * magnitude of target star: 11.9 * magnitude drop [mag]: 2.6 * estimated maximum duration [s]: 3.4 * Moon: 67 % sunlit, 63° distance * Sun: 171° distance * rough path description: S USA The occultation path -------------------- * approximate projected width [km]: 65 * 1 sigma uncertainty interval [path widths]: +/- 1.12 * 1 sigma uncertainty interval [seconds]: +/- 6.2 * 1 sigma uncertainty interval approx RA,DE ["]: (+/- .063 +/- .034) * 1 sigma uncertainty ellipse (major, minor, PA): ( .063", .034", 91° ) * approx speed of asteroid's shadow [km/s]: 10.9331 * website for maps: http://www.asteroidoccultation.com Path Coordinates: Occultation of TYC 6268-01560-1 by 1017 Jacqueline on 2009 Jul 1 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 ' " Longitude Longitude Longitude Longitude - 6 12 46 61 0 0 3 1 55 3 224 -1 - 7 7 4 - 5 18 31 - 9 9 1 ... .. .. Latitude Latitude Latitude Latitude - 8 0 0 60 11 42 3 1 57 4 222 -2 60 36 1 59 47 43 61 31 43 58 55 4 - 9 0 0 59 44 17 3 1 57 5 221 -2 60 8 33 59 20 19 61 4 10 58 27 45 - 10 0 0 59 16 35 3 1 58 5 220 -3 59 40 49 58 52 40 60 36 19 58 0 11 - 11 0 0 58 48 37 3 2 0 6 220 -4 59 12 48 58 24 45 60 8 12 57 32 23 - 12 0 0 58 20 26 3 2 1 7 219 -4 58 44 33 57 56 37 59 39 49 57 4 21 - 13 0 0 57 52 1 3 2 2 7 218 -5 58 16 5 57 28 16 59 11 12 56 36 7 - 14 0 0 57 23 24 3 2 4 8 217 -6 57 47 24 56 59 43 58 42 21 56 7 42 - 15 0 0 56 54 36 3 2 6 9 216 -6 57 18 32 56 30 59 58 13 19 55 39 7 - 16 0 0 56 25 38 3 2 8 10 215 -7 56 49 29 56 2 5 57 44 6 55 10 23 - 17 0 0 55 56 32 3 2 10 10 214 -8 56 20 18 55 33 4 57 14 42 54 41 31 - 18 0 0 55 27 18 3 2 13 11 214 -8 55 50 59 55 3 54 56 45 11 54 12 33 - 19 0 0 54 57 57 3 2 15 12 213 -9 55 21 33 54 34 39 56 15 32 53 43 28 - 20 0 0 54 28 31 3 2 18 12 212 -10 54 52 1 54 5 19 55 45 47 53 14 20 - 21 0 0 53 59 2 3 2 21 13 211 -10 54 22 26 53 35 55 55 15 57 52 45 8 - 22 0 0 53 29 29 3 2 24 14 210 -11 53 52 47 53 6 28 54 46 4 52 15 53 - 23 0 0 52 59 55 3 2 27 15 209 -12 53 23 7 52 37 0 54 16 9 51 46 38 - 24 0 0 52 30 20 3 2 31 15 208 -12 52 53 26 52 7 32 53 46 13 51 17 23 - 25 0 0 52 0 47 3 2 34 16 208 -13 52 23 45 51 38 4 53 16 17 50 48 9 - 26 0 0 51 31 15 3 2 38 17 207 -14 51 54 7 51 8 39 52 46 22 50 18 58 - 27 0 0 51 1 46 3 2 42 17 206 -14 51 24 31 50 39 17 52 16 30 49 49 49 - 28 0 0 50 32 22 3 2 46 18 205 -15 50 55 0 50 9 59 51 46 42 49 20 46 - 29 0 0 50 3 3 3 2 51 19 204 -16 50 25 34 49 40 47 51 17 0 48 51 48 - 30 0 0 49 33 50 3 2 55 20 203 -16 49 56 14 49 11 41 50 47 23 48 22 57 - 31 0 0 49 4 45 3 3 0 20 202 -17 49 27 2 48 42 43 50 17 54 47 54 14 - 32 0 0 48 35 49 3 3 5 21 201 -18 48 57 58 48 13 54 49 48 33 47 25 40 - 33 0 0 48 7 2 3 3 10 22 200 -18 48 29 5 47 45 15 49 19 22 46 57 15 - 34 0 0 47 38 27 3 3 15 22 200 -19 48 0 22 47 16 46 48 50 22 46 29 2 - 35 0 0 47 10 3 3 3 21 23 199 -19 47 31 51 46 48 29 48 21 34 46 1 0 - 36 0 0 46 41 52 3 3 27 24 198 -20 47 3 32 46 20 25 47 52 58 45 33 11 - 37 0 0 46 13 54 3 3 32 24 197 -20 46 35 27 45 52 35 47 24 36 45 5 35 - 38 0 0 45 46 11 3 3 38 25 196 -21 46 7 37 45 24 59 46 56 29 44 38 14 - 39 0 0 45 18 44 3 3 44 26 195 -22 45 40 3 44 57 38 46 28 38 44 11 9 - 40 0 0 44 51 33 3 3 51 26 194 -22 45 12 45 44 30 34 46 1 3 43 44 20 - 41 0 0 44 24 39 3 3 57 27 193 -23 44 45 44 44 3 48 45 33 45 43 17 48 - 42 0 0 43 58 4 3 4 4 27 192 -23 44 19 1 43 37 19 45 6 46 42 51 34 - 43 0 0 43 31 47 3 4 10 28 191 -23 43 52 38 43 11 9 44 40 6 42 25 38 - 44 0 0 43 5 50 3 4 17 28 190 -24 43 26 34 42 45 18 44 13 45 42 0 2 - 45 0 0 42 40 13 3 4 24 29 189 -24 43 0 50 42 19 48 43 47 46 41 34 46 - 46 0 0 42 14 57 3 4 31 29 188 -25 42 35 27 41 54 39 43 22 7 41 9 50 - 47 0 0 41 50 3 3 4 38 30 187 -25 42 10 26 41 29 51 42 56 51 40 45 16 - 48 0 0 41 25 31 3 4 46 30 186 -26 41 45 48 41 5 25 42 31 57 40 21 4 - 49 0 0 41 1 22 3 4 53 31 185 -26 41 21 33 40 41 23 42 7 27 39 57 15 - 50 0 0 40 37 37 3 5 1 31 184 -26 40 57 41 40 17 44 41 43 21 39 33 49 - 51 0 0 40 14 16 3 5 8 32 183 -27 40 34 14 39 54 28 41 19 39 39 10 46 - 52 0 0 39 51 19 3 5 16 32 182 -27 40 11 11 39 31 38 40 56 22 38 48 8 - 53 0 0 39 28 48 3 5 24 33 181 -27 39 48 34 39 9 12 40 33 31 38 25 55 - 54 0 0 39 6 42 3 5 32 33 179 -27 39 26 23 38 47 12 40 11 6 38 4 8 - 55 0 0 38 45 3 3 5 40 33 178 -28 39 4 38 38 25 38 39 49 8 37 42 45 - 56 0 0 38 23 50 3 5 48 34 177 -28 38 43 19 38 4 31 39 27 36 37 21 50 - 57 0 0 38 3 4 3 5 56 34 176 -28 38 22 28 37 43 51 39 6 33 37 1 21 - 58 0 0 37 42 46 3 6 4 34 175 -28 38 2 5 37 23 37 38 45 57 36 41 19 - 59 0 0 37 22 56 3 6 12 34 174 -28 37 42 9 37 3 52 38 25 49 36 21 44 - 60 0 0 37 3 34 3 6 20 35 173 -28 37 22 42 36 44 35 38 6 10 36 2 37 - 61 0 0 36 44 40 3 6 29 35 172 -29 37 3 44 36 25 46 37 47 1 35 43 59 - 62 0 0 36 26 16 3 6 37 35 170 -29 36 45 15 36 7 26 37 28 21 35 25 49 - 63 0 0 36 8 21 3 6 46 35 169 -29 36 27 15 35 49 36 37 10 10 35 8 8 - 64 0 0 35 50 55 3 6 54 35 168 -29 36 9 45 35 32 14 36 52 30 34 50 56 - 65 0 0 35 33 59 3 7 2 36 167 -29 35 52 45 35 15 23 36 35 20 34 34 14 - 66 0 0 35 17 34 3 7 11 36 166 -29 35 36 15 34 59 2 36 18 41 34 18 1 - 67 0 0 35 1 39 3 7 19 36 165 -29 35 20 16 34 43 11 36 2 32 34 2 18 - 68 0 0 34 46 15 3 7 28 36 164 -29 35 4 48 34 27 50 35 46 55 33 47 6 - 69 0 0 34 31 21 3 7 36 36 162 -28 34 49 51 34 13 0 35 31 49 33 32 24 - 70 0 0 34 16 59 3 7 45 36 161 -28 34 35 26 33 58 42 35 17 15 33 18 13 - 71 0 0 34 3 9 3 7 53 36 160 -28 34 21 31 33 44 54 35 3 13 33 4 33 - 72 0 0 33 49 50 3 8 2 36 159 -28 34 8 9 33 31 39 34 49 43 32 51 24 - 73 0 0 33 37 2 3 8 10 35 158 -28 33 55 19 33 18 54 34 36 46 32 38 46 - 74 0 0 33 24 47 3 8 18 35 157 -28 33 43 0 33 6 42 34 24 20 32 26 40 - 75 0 0 33 13 4 3 8 27 35 156 -27 33 31 15 32 55 2 34 12 28 32 15 6 - 76 0 0 33 1 53 3 8 35 35 155 -27 33 20 1 32 43 54 34 1 8 32 4 4 - 77 0 0 32 51 15 3 8 43 35 153 -27 33 9 21 32 33 18 33 50 22 31 53 33 - 78 0 0 32 41 10 3 8 52 35 152 -27 32 59 13 32 23 15 33 40 8 31 43 35 - 79 0 0 32 31 37 3 9 0 34 151 -26 32 49 38 32 13 45 33 30 28 31 34 10 - 80 0 0 32 22 38 3 9 8 34 150 -26 32 40 36 32 4 47 33 21 22 31 25 17 - 81 0 0 32 14 11 3 9 16 34 149 -26 32 32 8 31 56 22 33 12 49 31 16 56 - 82 0 0 32 6 18 3 9 24 33 148 -25 32 24 13 31 48 31 33 4 49 31 9 9 - 83 0 0 31 58 58 3 9 32 33 147 -25 32 16 51 31 41 13 32 57 24 31 1 54 - 84 0 0 31 52 12 3 9 40 33 146 -24 32 10 3 31 34 28 32 50 32 30 55 12 - 85 0 0 31 45 59 3 9 48 32 145 -24 32 3 49 31 28 16 32 44 15 30 49 4 - 86 0 0 31 40 20 3 9 55 32 144 -24 31 58 8 31 22 38 32 38 32 30 43 28 - 87 0 0 31 35 14 3 10 3 32 143 -23 31 53 2 31 17 34 32 33 23 30 38 26 - 88 0 0 31 30 43 3 10 11 31 142 -23 31 48 30 31 13 4 32 28 48 30 33 58 - 89 0 0 31 26 45 3 10 18 31 141 -22 31 44 31 31 9 7 32 24 48 30 30 3 - 90 0 0 31 23 22 3 10 25 30 141 -22 31 41 7 31 5 44 32 21 22 30 26 41 - 91 0 0 31 20 33 3 10 33 30 140 -21 31 38 18 31 2 55 32 18 31 30 23 54 - 92 0 0 31 18 18 3 10 40 29 139 -21 31 36 2 31 0 41 32 16 15 30 21 40 - 93 0 0 31 16 37 3 10 47 29 138 -20 31 34 21 30 59 0 32 14 34 30 20 0 - 94 0 0 31 15 31 3 10 54 28 137 -19 31 33 15 30 57 54 32 13 27 30 18 54 - 95 0 0 31 14 59 3 11 0 28 136 -19 31 32 43 30 57 22 32 12 56 30 18 22 - 96 0 0 31 15 1 3 11 7 27 135 -18 31 32 46 30 57 24 32 12 59 30 18 23 - 97 0 0 31 15 39 3 11 14 26 135 -18 31 33 24 30 58 1 32 13 38 30 18 59 - 98 0 0 31 16 50 3 11 20 26 134 -17 31 34 36 30 59 13 32 14 51 30 20 10 - 99 0 0 31 18 37 3 11 26 25 133 -16 31 36 23 31 0 58 32 16 40 30 21 54 -100 0 0 31 20 58 3 11 32 25 132 -16 31 38 45 31 3 19 32 19 4 30 24 13 -101 0 0 31 23 54 3 11 38 24 132 -15 31 41 42 31 6 14 32 22 3 30 27 5 -102 0 0 31 27 25 3 11 44 23 131 -14 31 45 14 31 9 43 32 25 37 30 30 33 -103 0 0 31 31 30 3 11 50 23 130 -14 31 49 20 31 13 47 32 29 47 30 34 34 -104 0 0 31 36 10 3 11 55 22 129 -13 31 54 2 31 18 26 32 34 32 30 39 10 -105 0 0 31 41 25 3 12 1 21 129 -12 31 59 19 31 23 40 32 39 52 30 44 20 -106 0 0 31 47 15 3 12 6 20 128 -11 32 5 10 31 29 28 32 45 48 30 50 5 -107 0 0 31 53 40 3 12 11 20 127 -11 32 11 37 31 35 51 32 52 19 30 56 24 -108 0 0 32 0 40 3 12 16 19 127 -10 32 18 39 31 42 49 32 59 25 31 3 17 -109 0 0 32 8 14 3 12 20 18 126 -9 32 26 16 31 50 21 33 7 7 31 10 45 -110 0 0 32 16 24 3 12 25 17 125 -8 32 34 27 31 58 28 33 15 24 31 18 47 -111 0 0 32 25 8 3 12 29 17 125 -8 32 43 14 32 7 10 33 24 17 31 27 24 -112 0 0 32 34 27 3 12 33 16 124 -7 32 52 35 32 16 26 33 33 44 31 36 34 -113 0 0 32 44 20 3 12 37 15 124 -6 33 2 32 32 26 17 33 43 47 31 46 19 -114 0 0 32 54 49 3 12 41 14 123 -5 33 13 3 32 36 43 33 54 25 31 56 39 -115 0 0 33 5 52 3 12 45 14 122 -5 33 24 9 32 47 43 34 5 39 32 7 32 -116 0 0 33 17 29 3 12 48 13 122 -4 33 35 50 32 59 17 34 17 27 32 18 59 -117 0 0 33 29 41 3 12 51 12 121 -3 33 48 5 33 11 25 34 29 50 32 31 1 -118 0 0 33 42 27 3 12 54 11 121 -2 34 0 55 33 24 8 34 42 48 32 43 36 -119 0 0 33 55 48 3 12 57 10 120 -1 34 14 19 33 37 25 34 56 21 32 56 45 -120 0 0 34 9 43 3 12 59 9 119 0 34 28 18 33 51 16 35 10 29 33 10 28 Uncertainty in time = +/- 7 secs Prediction of 2009 Jun 30.0 Data for the target star ------------------------ * name: TYC 6268-01560-1 * constellation : Sagittarius * J2000 position with proper motion to date of event [h,m,s ; °,',"] RA: 18 08 05.2448 DE: -18 02 00.326 * position source: mpos:UCAC2 pm:UCAC2 * standard error: RA,DE ["]: ( .055, .028 ) * V mag [mag]: 11.9 * B mag [mag]: 12.9 * remarks: Data for the minor planet ------------------------- * general information: (number) name: (1017) Jacqueline approx. diameter [km]: 38 approx. diameter ["]: .033 distance from Earth [AU]: 1.57700 * orbital information: orbit source: Preston date of fit: 2009 Jun 30 source of used astrometry: FASTT TMO MPC (via Astdys) number of used observations: 931 number of rejected observations: 49 time covered by the observations: 1928 Jan 29 - 2009 Jun 25 1 sigma uncertainty ellipse (major, minor, PA): 0.031, 0.020, 96° remarks: * orbital elements for (1017) Jacqueline : Mean anomaly = 80.06851969 deg Arg. of pericenter = 66.64859850 deg Long. of node = 119.15076888 deg Inclination = 7.93862032 deg Eccentricity = 0.07656989 Semimajor axis = 2.60575932 AU Perihelion dist = 2.40623662 AU Mag: H = 10.97, G = 0.15 Epoch of elements : MJD 55013.13000000 TDT (2009 Jul 01.130) ------ occelmnt file for Occult BEGIN ----------------------------------- 2009 Jul 1 1017 Jacqueline 3h 7.5m UT 11.9 18 8 5.245-18 2 0.33TYC 6268-01560-1 12.9 14.3 38 3.4 1.577 -2.331 -8.80 -54.1752 -18.030 134.08 23.10 3.1258 -0.20735 0.78400 -5.96573 -1.57822 0.00074 -0.00050 2000 79.3351102009 628.00000 66.648599119.150769 7.9386200.07656989 2.6057593 2.406236610.9 5.00.15 RATE 2.3431630 0.000000 0.000000 0.000000 0.0000000 0.0000000 0.0000000 Meas 0.063 0.034 91 2.12 0.037 0 55012.0020090701_1560-1 ------ occelmnt file for Occult END ----------------------------------- ============================================ Calculator (s): Steve Preston Date of update: 2009 Jun 30, 15:39 UT Steve Preston 7640 NE 32nd St Medina, WA 98039 425-688-9965 mailto: stevepr@acm.org