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Stellar Occultation by (3134) Kostinsky on 2023-09-27 (17:42:59 UT)

CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.


Event Details
Occultation UUID [and db] : 33901de0-ddb4-11f0-547e-5a355bfc5dc2 [observed] Occultation Date + Time : 2023-09-27 at 17:42:59 UT +/- 0.01 min [1] Object Designation : (3134) Kostinsky Star Designation : GDR3 2765579405250769408 Star Coordinates (ICRF) : RA = 23 56 20.9792, DE = +10 55 07.252 [2] Star Magnitudes : G = 8.28 mag, RP = 7.89 mag, BP = 8.52 mag Object Magnitude : V = 15.35 mag Estimated Magnitude Drop : 7.1 mag Estimated Max. Duration : 4.0 sec Speed of the shadow : 12.6 km/s Object Mean Diameter : 50.0 km (src: astorb) => apparent = 29 mas Apparent Motion : 0.4350 arcs/min @ PA = 243 deg Horizontal Parallax : 3.6760 arcs Dynamical Class : MBA Elongation to Moon & Sun : 27° (sunlit = 96%), Sun = 170° Cross-track uncertainty : 2.0 mas = 3 km = 0.07 path-width (1-sig) RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#67 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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