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Stellar Occultation by (48833) 1997 YA5 on 2024-12-09 (18:25:28 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] : b91f7130-ddb5-11f0-547e-5dcfff674b08 [observed] Occultation Date + Time : 2024-12-09 at 18:25:28 UT +/- 0.0 min [1] Object Designation : (48833) 1997 YA5 Star Designation : GDR3 2820540555547816960 Star Coordinates (ICRF) : RA = 23 34 35.3513, DE = +16 38 47.467 [2] Star Magnitudes : G = 11.86 mag, RP = 11.36 mag, BP = 12.19 mag Object Magnitude : V = 18.06 mag Estimated Magnitude Drop : 6.2 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 13.7 km/s Object Mean Diameter : 7.4 km (src: astorb) => apparent = 5 mas Apparent Motion : 0.5317 arcs/min @ PA = 107 deg Horizontal Parallax : 4.1320 arcs Dynamical Class : MBA Elongation to Moon & Sun : 18° (sunlit = 63%), Sun = 102° Cross-track uncertainty : 0.7 mas = 1 km = 0.15 path-width (1-sig) RUWE and duplicate source : 1.2 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#57 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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