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Stellar Occultation by (278840) 2008 SE303 on 2024-09-27 (23:48:47 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] : 91b4a700-ddb5-11f0-547e-0289adff4f5c [observed] Occultation Date + Time : 2024-09-27 at 23:48:47 UT +/- 0.12 min [1] Object Designation : (278840) 2008 SE303 Star Designation : GDR3 2620510562635366784 Star Coordinates (ICRF) : RA = 22 02 12.6860, DE = -06 17 08.706 [2] Star Magnitudes : G = 9.89 mag, RP = 9.41 mag, BP = 10.21 mag Object Magnitude : V = 20.78 mag Estimated Magnitude Drop : 10.9 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 8.2 km/s Object Mean Diameter : 2.0 km (src: astorb) => apparent = 1 mas Apparent Motion : 0.3317 arcs/min @ PA = 217 deg Horizontal Parallax : 4.3230 arcs Dynamical Class : MBA Elongation to Moon & Sun : 160° (sunlit = 20%), Sun = 145° Cross-track uncertainty : 19.0 mas = 28 km = 14.02 path-width (1-sig) RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#28 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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