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Stellar Occultation by (56451) 2000 GN81 on 2023-07-07 (20:22:53 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] : c5813870-ddb3-11f0-547e-bf442fff89e4 [observed] Occultation Date + Time : 2023-07-07 at 20:22:53 UT +/- 0.02 min [1] Object Designation : (56451) 2000 GN81 Star Designation : GDR3 6239692512982741376 Star Coordinates (ICRF) : RA = 15 31 26.8362, DE = -22 35 26.327 [2] Star Magnitudes : G = 11.36 mag, RP = 10.76 mag, BP = 11.79 mag Object Magnitude : V = 18.89 mag Estimated Magnitude Drop : 7.5 mag Estimated Max. Duration : 1.4 sec Speed of the shadow : 2.4 km/s Object Mean Diameter : 3.5 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.1233 arcs/min @ PA = 286 deg Horizontal Parallax : 5.4100 arcs Dynamical Class : MBA Elongation to Moon & Sun : 110° (sunlit = 75%), Sun = 130° Cross-track uncertainty : 0.7 mas = 0 km = 0.24 path-width (1-sig) RUWE and duplicate source : 1.08 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#48 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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