IOTA/IOTA-ES occultation update for (563) Suleika / TYC 5582-00412-1 event on 2008 Jul 05, 10:06 UT Visible from New Zealand Summary ------- On 2008 Jul 05 UT, the 53 km diameter asteroid (563) Suleika will occult a 11.6 mag star in the constellation Libra for observers along a path across New Zealand. In the case of an occultation, the combined light of the asteroid and the star will drop by 2.6 mag to 14.1 mag (the magnitude of the asteroid) for at most 11.7 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: 48 * date and approx. time of event: 2008 Jul 05, 09:49 - 2008 Jul 05, 10:25 UT * magnitude of target star: 11.6 * magnitude drop [mag]: 2.6 * estimated maximum duration [s]: 11.7 * Moon: 7 % sunlit, 90° distance * Sun: 120° distance * rough path description: New Zealand The occultation path -------------------- * approximate projected width [km]: 67 * 1 sigma uncertainty interval [path widths]: +/- 1.33 * 1 sigma uncertainty interval [seconds]: +/- 12.4 * 1 sigma uncertainty interval approx RA,DE ["]: (+/- .039 +/- .024) * 1 sigma uncertainty ellipse (major, minor, PA): ( .039", .024", 92° ) * approx speed of asteroid's shadow [km/s]: 4.5438 * website for maps: http://www.asteroidoccultation.com Path Coordinates: Occultation of TYC 5582-00412-1 by 563 Suleika on 2008 Jul 5 Centre Star Star Sun Path Limit1 Path Limit2 Error Limit1 Error Limit2 E. Longitude Latitude U.T. Alt Az Alt o ' " o ' " h m s o o o o ' " o ' " o ' " o ' " o ' " o ' " o ' " o ' " Longitude Latitude Longitude Latitude Longitude Latitude Longitude Latitude -129 54 13 17 18 25 9 49 45 8 256 -47 -128 43 15 17 23 37 -130 56 43 17 14 52 -123 30 28 18 1 19 -133 17 36 17 10 24 -134 41 28 15 23 26 9 50 13 13 255 -50 -133 57 12 15 23 28 -135 23 33 15 23 50 -131 45 23 15 26 22 -137 6 56 15 26 36 -138 2 20 13 45 43 9 50 41 16 254 -53 -137 26 38 13 44 6 -138 36 54 13 47 34 -135 45 8 13 41 8 -140 4 6 13 53 29 -140 44 0 12 16 7 9 51 8 19 254 -55 -140 12 50 12 13 37 -141 14 27 12 18 46 -138 45 50 12 7 50 -142 32 13 12 26 29 -143 1 54 10 51 34 9 51 36 22 254 -56 -142 33 35 10 48 31 -143 29 41 10 54 44 -141 15 23 10 41 1 -144 41 11 11 3 40 -145 3 24 9 30 36 9 52 4 24 254 -58 -144 37 5 9 27 10 -145 29 18 9 34 8 -143 24 51 9 18 30 -146 36 16 9 43 57 -146 52 42 8 12 23 9 52 32 26 254 -59 -146 27 52 8 8 39 -147 17 11 8 16 11 -145 20 0 7 59 8 -148 20 45 8 26 40 -148 32 30 6 56 19 9 53 0 28 254 -60 -148 8 49 6 52 22 -148 55 53 7 0 21 -147 4 16 6 42 11 -149 56 46 7 11 21 -150 4 37 5 42 3 9 53 28 29 254 -61 -149 41 50 5 37 55 -150 27 8 5 46 15 -148 39 56 5 27 12 -151 25 51 5 57 41 -151 30 22 4 29 16 9 53 55 31 255 -63 -151 8 20 4 24 59 -151 52 10 4 33 37 -150 8 33 4 13 51 -152 49 8 4 45 25 -152 50 45 3 17 47 9 54 23 32 255 -63 -152 29 20 3 13 22 -153 11 58 3 22 15 -151 31 17 3 1 52 -154 7 27 3 34 21 -154 6 31 2 7 24 9 54 51 34 256 -64 -153 45 37 2 2 52 -154 27 15 2 11 58 -152 49 2 1 51 3 -155 21 29 2 24 20 -155 18 17 0 57 58 9 55 19 35 256 -65 -154 57 48 0 53 21 -155 38 35 1 2 38 -154 2 26 0 41 15 -156 31 47 1 15 14 -156 26 30 - 0 10 37 9 55 47 36 257 -66 -156 6 24 - 0 15 19 -156 46 27 - 0 5 52 -155 12 4 - 0 27 39 -157 38 46 0 6 57 -157 31 36 - 1 18 26 9 56 14 38 257 -67 -157 11 48 - 1 23 14 -157 51 15 - 1 13 37 -156 18 22 - 1 35 47 -158 42 47 - 1 0 36 -158 33 54 - 2 25 36 9 56 42 39 258 -67 -158 14 22 - 2 30 28 -158 53 17 - 2 20 43 -157 21 41 - 2 43 13 -159 44 10 - 2 7 32 -159 33 40 - 3 32 11 9 57 10 40 259 -68 -159 14 22 - 3 37 6 -159 52 50 - 3 27 14 -158 22 20 - 3 50 2 -160 43 10 - 3 13 53 -160 31 10 - 4 38 14 9 57 38 41 260 -68 -160 12 3 - 4 43 14 -160 50 8 - 4 33 13 -159 20 34 - 4 56 19 -161 39 59 - 4 19 44 -161 26 34 - 5 43 50 9 58 6 42 261 -69 -161 7 38 - 5 48 53 -161 45 23 - 5 38 46 -160 16 37 - 6 2 8 -162 34 49 - 5 25 8 -162 20 4 - 6 49 1 9 58 33 43 262 -69 -162 1 16 - 6 54 7 -162 38 45 - 6 43 54 -161 10 39 - 7 7 31 -163 27 50 - 6 30 7 -163 11 49 - 7 53 50 9 59 1 44 263 -70 -162 53 8 - 7 58 59 -163 30 23 - 7 48 40 -162 2 50 - 8 12 32 -164 19 11 - 7 34 46 -164 1 56 - 8 58 21 9 59 29 45 264 -70 -163 43 21 - 9 3 33 -164 20 25 - 8 53 7 -162 53 20 - 9 17 14 -165 8 59 - 8 39 6 -164 50 34 -10 2 35 9 59 57 45 265 -70 -164 32 3 -10 7 49 -165 8 58 - 9 57 18 -163 42 15 -10 21 39 -165 57 22 - 9 43 9 -165 37 48 -11 6 34 10 0 25 46 266 -70 -165 19 21 -11 11 52 -165 56 8 -11 1 15 -164 29 42 -11 25 49 -166 44 24 -10 46 59 -166 23 44 -12 10 22 10 0 53 47 267 -70 -166 5 19 -12 15 42 -166 42 2 -12 5 0 -165 15 48 -12 29 47 -167 30 11 -11 50 36 -167 8 27 -13 13 59 10 1 20 47 268 -70 -166 50 4 -13 19 22 -167 26 43 -13 8 34 -166 0 37 -13 33 35 -168 14 49 -12 54 4 -167 52 1 -14 17 28 10 1 48 48 270 -70 -167 33 39 -14 22 54 -168 10 17 -14 12 1 -166 44 14 -14 37 14 -168 58 22 -13 57 23 -168 34 31 -15 20 52 10 2 16 49 271 -70 -168 16 8 -15 26 20 -168 52 47 -15 15 22 -167 26 43 -15 40 48 -169 40 52 -15 0 37 -169 16 0 -16 24 11 10 2 44 49 272 -70 -168 57 36 -16 29 42 -169 34 17 -16 18 38 -168 8 9 -16 44 17 -170 22 25 -16 3 46 -169 56 31 -17 27 27 10 3 12 50 274 -70 -169 38 6 -17 33 1 -170 14 50 -17 21 51 -168 48 33 -17 47 44 -171 3 3 -17 6 52 -170 36 8 -18 30 42 10 3 39 50 275 -70 -170 17 40 -18 36 20 -170 54 29 -18 25 4 -169 28 1 -18 51 10 -171 42 50 -18 9 57 -171 14 53 -19 33 59 10 4 7 50 277 -70 -170 56 21 -19 39 39 -171 33 18 -19 28 18 -170 6 33 -19 54 37 -172 21 46 -19 13 4 -171 52 48 -20 37 18 10 4 35 51 278 -69 -171 34 12 -20 43 1 -172 11 17 -20 31 34 -170 44 13 -20 58 6 -172 59 57 -20 16 12 -172 29 56 -21 40 41 10 5 3 51 280 -69 -172 11 15 -21 46 27 -172 48 30 -21 34 54 -171 21 3 -22 1 40 -173 37 22 -21 19 24 -173 6 18 -22 44 10 10 5 31 51 281 -69 -172 47 32 -22 49 59 -173 24 58 -22 38 20 -171 57 4 -23 5 20 -174 14 5 -22 22 42 -173 41 57 -23 47 46 10 5 59 51 283 -68 -173 23 5 -23 53 38 -174 0 43 -23 41 53 -172 32 19 -24 9 8 -174 50 7 -23 26 8 -174 16 54 -24 51 32 10 6 26 52 285 -68 -173 57 54 -24 57 27 -174 35 47 -24 45 36 -173 6 49 -25 13 6 -175 25 29 -24 29 42 -174 51 10 -25 55 29 10 6 54 52 286 -68 -174 32 2 -26 1 27 -175 10 11 -25 49 29 -173 40 35 -26 17 15 -176 0 14 -25 33 26 -175 24 47 -26 59 38 10 7 22 52 288 -67 -175 5 30 -27 5 40 -175 43 57 -26 53 35 -174 13 38 -27 21 36 -176 34 23 -26 37 23 -175 57 45 -28 4 2 10 7 50 52 289 -67 -175 38 18 -28 10 7 -176 17 4 -27 57 55 -174 46 0 -28 26 13 -177 7 56 -27 41 34 -176 30 5 -29 8 42 10 8 18 52 291 -66 -176 10 28 -29 14 51 -176 49 36 -29 2 31 -175 17 41 -29 31 6 -177 40 54 -28 46 1 -177 1 49 -30 13 40 10 8 45 52 293 -66 -176 42 0 -30 19 52 -177 21 31 -30 7 26 -175 48 41 -30 36 18 -178 13 19 -29 50 45 -177 32 56 -31 18 58 10 9 13 52 294 -65 -177 12 54 -31 25 14 -177 52 50 -31 12 40 -176 19 0 -31 41 50 -178 45 12 -30 55 49 -178 3 27 -32 24 38 10 9 41 51 296 -64 -177 43 12 -32 30 58 -178 23 35 -32 18 16 -176 48 40 -32 47 45 -179 16 32 -32 1 14 -178 33 23 -33 30 42 10 10 9 51 298 -64 -178 12 52 -33 37 7 -178 53 45 -33 24 16 -177 17 39 -33 54 5 -179 47 20 -33 7 3 -179 2 42 -34 37 12 10 10 37 51 299 -63 -178 41 55 -34 43 41 -179 23 21 -34 30 42 -177 45 58 -35 0 51 179 42 24 -34 13 17 -179 31 25 -35 44 11 10 11 5 51 301 -62 -179 10 21 -35 50 45 -179 52 21 -35 37 36 -178 13 36 -36 8 7 179 12 39 -35 19 59 -179 59 32 -36 51 41 10 11 32 50 302 -62 -179 38 9 -36 58 20 179 39 14 -36 45 1 -178 40 31 -37 15 55 178 43 26 -36 27 12 179 32 59 -37 59 45 10 12 0 50 304 -61 179 54 43 -38 6 29 179 11 24 -37 53 0 -179 6 44 -38 24 17 178 14 44 -37 34 57 179 6 8 -39 8 25 10 12 28 50 305 -60 179 28 14 -39 15 14 178 44 12 -39 1 35 -179 32 11 -39 33 16 177 46 36 -38 43 18 178 39 57 -40 17 44 10 12 56 49 307 -60 179 2 27 -40 24 39 178 17 37 -40 10 49 -179 56 52 -40 42 56 177 19 0 -39 52 17 178 14 28 -41 27 46 10 13 24 48 308 -59 178 37 24 -41 34 47 177 51 42 -41 20 45 179 39 17 -41 53 19 176 51 59 -41 1 57 177 49 42 -42 38 34 10 13 51 48 310 -58 178 13 7 -42 45 40 177 26 29 -42 31 26 179 16 17 -43 4 29 176 25 34 -42 12 22 177 25 43 -43 50 11 10 14 19 47 311 -57 177 49 38 -43 57 24 177 1 59 -43 42 56 178 54 14 -44 16 30 175 59 47 -43 23 35 177 2 33 -45 2 41 10 14 47 47 312 -57 177 27 2 -45 10 1 176 38 17 -44 55 20 178 33 12 -45 29 25 175 34 40 -44 35 40 176 40 17 -46 16 9 10 15 15 46 314 -56 177 5 23 -46 23 36 176 15 25 -46 8 41 178 13 15 -46 43 19 175 10 15 -45 48 41 176 19 0 -47 30 40 10 15 43 45 315 -55 176 44 47 -47 38 15 175 53 28 -47 23 3 177 54 30 -47 58 18 174 46 37 -47 2 43 175 58 48 -48 46 18 10 16 10 44 316 -54 176 25 19 -48 54 1 175 32 32 -48 38 33 177 37 7 -49 14 26 174 23 50 -48 17 51 175 39 48 -50 3 9 10 16 38 44 317 -53 176 7 9 -50 11 1 175 12 44 -49 55 15 177 21 13 -50 31 49 174 1 59 -49 34 10 175 22 10 -51 21 20 10 17 6 43 318 -52 175 50 25 -51 29 21 174 54 12 -51 13 17 177 7 2 -51 50 33 173 41 11 -50 51 46 175 6 4 -52 40 57 10 17 34 42 319 -52 175 35 20 -52 49 8 174 37 6 -52 32 44 176 54 48 -53 10 47 173 21 33 -52 10 47 174 51 45 -54 2 9 10 18 2 41 320 -51 175 22 10 -54 10 31 174 21 41 -53 53 46 176 44 50 -54 32 38 173 3 18 -53 31 19 174 39 31 -55 25 5 10 18 30 40 321 -50 175 11 14 -55 33 38 174 8 11 -55 16 30 176 37 32 -55 56 15 172 46 37 -54 53 32 174 29 45 -56 49 54 10 18 57 39 322 -49 175 2 56 -56 58 40 173 56 58 -56 41 7 176 33 23 -57 21 49 172 31 47 -56 17 35 174 22 55 -58 16 49 10 19 25 37 322 -48 174 57 48 -58 25 48 173 48 30 -58 7 48 176 33 2 -58 49 32 172 19 10 -57 43 40 174 19 40 -59 46 3 10 19 53 36 323 -47 174 56 32 -59 55 17 173 43 20 -59 36 47 176 37 20 -60 19 38 172 9 13 -59 12 0 174 20 51 -61 17 51 10 20 21 35 323 -46 175 0 2 -61 27 21 173 42 17 -61 8 20 176 47 26 -61 52 22 172 2 34 -60 42 49 174 27 37 -62 52 33 10 20 49 34 324 -45 175 9 34 -63 2 19 173 46 23 -62 42 44 177 4 52 -63 28 4 172 0 1 -62 16 26 174 41 34 -64 30 28 10 21 16 32 324 -43 175 26 53 -64 40 33 173 57 6 -64 20 21 177 31 48 -65 7 5 172 2 45 -63 53 11 175 4 59 -66 12 4 10 21 44 31 324 -42 175 54 28 -66 22 29 174 16 31 -66 1 36 178 11 25 -66 49 51 172 12 21 -65 33 30 175 41 15 -67 57 52 10 22 12 29 324 -41 176 36 2 -68 8 37 174 47 44 -67 47 1 179 8 22 -68 36 51 172 31 12 -67 17 53 176 35 34 -69 48 27 10 22 40 27 323 -40 177 37 19 -69 59 35 175 35 27 -69 37 13 -179 29 57 -70 28 40 173 2 55 -69 6 57 177 56 24 -71 44 34 10 23 8 26 322 -39 179 7 41 -71 56 4 176 47 17 -71 32 57 -177 31 23 -72 25 55 173 53 13 -71 1 29 179 58 22 -73 47 4 10 23 36 24 321 -37 -178 36 36 -73 58 52 178 36 22 -73 35 5 -174 34 28 -74 29 8 175 11 47 -73 2 25 -176 51 4 -75 56 45 10 24 3 21 318 -36 -175 4 44 -76 8 38 -178 32 52 -75 44 34 -169 57 49 -76 38 22 177 16 23 -75 10 54 -171 34 19 -78 13 49 10 24 31 19 313 -34 -169 11 43 -78 25 6 -173 49 35 -78 1 57 -162 13 7 -78 51 33 -179 17 0 -77 28 8 -161 53 16 -80 35 11 10 24 59 16 303 -32 -158 21 28 -80 43 37 -165 12 15 -80 25 27 -147 52 30 -80 57 54 -173 4 6 -79 54 33 -141 38 45 -82 41 12 10 25 27 13 283 -30 -135 53 55 -82 38 16 -147 6 52 -82 40 32 -119 34 35 -82 7 57 -160 7 13 -82 24 59 -100 26 35 -82 47 13 10 25 55 7 243 -27 - 93 8 47 -81 59 17 -107 52 24 -83 23 0 ... .. .. .. .. .. -128 23 32 -84 16 42 Uncertainty in time = +/- 17 secs [Prediction of 2008 Jun 19.0] Data for the target star ------------------------ * name: TYC 5582-00412-1 * constellation : Libra * J2000 position with proper motion to date of event [h,m,s ; °,',"] RA: 14 53 24.4101 DE: -10 42 44.604 * position source: mpos:UCAC2 pm:UCAC2 * standard error: RA,DE ["]: ( .037, .022 ) * V mag [mag]: 11.6 * B mag [mag]: 12.8 * remarks: Data for the minor planet ------------------------- * general information: (number) name: (563) Suleika approx. diameter [km]: 53 approx. diameter ["]: .027 distance from Earth [AU]: 2.71900 * orbital information: orbit source: Preston date of fit: 2008 Jun 18 source of used astrometry: FASTT MPC (via Astdys) number of used observations: 680 number of rejected observations: 102 time covered by the observations: 1907 Nov 03 - 2008 Jun 10 1 sigma uncertainty ellipse (major, minor, PA): 0.012, 0.010, 115° remarks: * orbital elements for (563) Suleika : Mean anomaly = 175.20968017 deg Arg. of pericenter = 336.55541719 deg Long. of node = 85.46245247 deg Inclination = 10.24791688 deg Eccentricity = 0.23577871 Semimajor axis = 2.71150642 AU Perihelion dist = 2.07219095 AU Mag: H = 8.40, G = 0.15 Epoch of elements : MJD 54652.42100000 TDT (2008 Jul 05.421) ------ occelmnt file for Occult BEGIN ----------------------------------- 2008 Jul 5 563 Suleika 10h 7.8m UT 11.6 14 53 24.410-10 42 44.60TYC 5582-00412-1 12.8 14.1 53 11.7 2.719 -0.298 -7.03 147.6156 -10.711 29.21 22.73 10.1305 0.52279 -0.32676 -1.36172 -2.17328 0.00462 -0.00170 2000 174.6752602008 7 3.00000336.555417 85.462452 10.2479170.23577871 2.7115064 2.0721909 8.5 5.00.15 RATE 2.2074360 0.000000 0.000000 0.000000 0.0000000 0.0000000 0.0000000 Meas 0.039 0.024 92 2.33 0.036 0 54636.5020080705_0412-1 ------ occelmnt file for Occult END ----------------------------------- ============================================ Calculator (s): Steve Preston Date of update: 2008 Jun 19, 01:27 UT Steve Preston 7640 NE 32nd St Medina, WA 98039 425-688-9965 mailto: stevepr@acm.org