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Stellar Occultation by (32517) 2001 OA54 on 2024-12-29 (22:02:23 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] : d69ae5a0-ddb5-11f0-547e-1317f6e7d8f1 [observed] Occultation Date + Time : 2024-12-29 at 22:02:23 UT +/- 0.02 min [1] Object Designation : (32517) 2001 OA54 Star Designation : GDR3 0067333409186122368 Star Coordinates (ICRF) : RA = 03 53 57.5725, DE = +26 01 43.767 [2] Star Magnitudes : G = 14.04 mag, RP = 13.36 mag, BP = 14.26 mag Object Magnitude : V = 17.16 mag Estimated Magnitude Drop : 3.2 mag Estimated Max. Duration : 1.0 sec Speed of the shadow : 5.9 km/s Object Mean Diameter : 6.1 km (src: astorb) => apparent = 6 mas Apparent Motion : 0.3400 arcs/min @ PA = 296 deg Horizontal Parallax : 6.1440 arcs Dynamical Class : MBA Elongation to Moon & Sun : 156° (sunlit = 1%), Sun = 143° Cross-track uncertainty : 4.1 mas = 4 km = 0.70 path-width (1-sig) RUWE and duplicate source : 1.06 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#52 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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