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Stellar Occultation by (302812) 2003 BJ63 on 2023-10-08 (21:11:52 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] : 20e7cf80-ddb4-11f0-547e-dfe2cd7fde9a [observed] Occultation Date + Time : 2023-10-08 at 21:11:52 UT +/- 0.06 min [1] Object Designation : (302812) 2003 BJ63 Star Designation : GDR3 0334069393871380096 Star Coordinates (ICRF) : RA = 02 44 47.0925, DE = +38 50 37.141 [2] Star Magnitudes : G = 12.56 mag, RP = 12.12 mag, BP = 12.84 mag Object Magnitude : V = 21.12 mag Estimated Magnitude Drop : 8.6 mag Estimated Max. Duration : 0.2 sec Speed of the shadow : 12.5 km/s Object Mean Diameter : 3.0 km (src: astorb) => apparent = 1 mas Apparent Motion : 0.3517 arcs/min @ PA = 284 deg Horizontal Parallax : 2.9940 arcs Dynamical Class : MBA Elongation to Moon & Sun : 79° (sunlit = 29%), Sun = 139° Cross-track uncertainty : 22.7 mas = 48 km = 16.12 path-width (1-sig) RUWE and duplicate source : 1.15 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#30 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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