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Stellar Occultation by (19615) 1999 OB3 on 2024-11-25 (17:37:04 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] : a9768020-ddb5-11f0-547e-8932fdef804d [observed] Occultation Date + Time : 2024-11-25 at 17:37:04 UT +/- 0.0 min [1] Object Designation : (19615) 1999 OB3 Star Designation : GDR3 6907542167823069184 Star Coordinates (ICRF) : RA = 20 34 08.4690, DE = -07 39 41.528 [2] Star Magnitudes : G = 13.13 mag, RP = 12.34 mag, BP = 13.79 mag Object Magnitude : V = 17.84 mag Estimated Magnitude Drop : 4.7 mag Estimated Max. Duration : 0.4 sec Speed of the shadow : 30.4 km/s Object Mean Diameter : 11.8 km (src: astorb) => apparent = 5 mas Apparent Motion : 0.8450 arcs/min @ PA = 81 deg Horizontal Parallax : 2.9550 arcs Dynamical Class : MBA Elongation to Moon & Sun : 125° (sunlit = 26%), Sun = 65° Cross-track uncertainty : 0.3 mas = 0 km = 0.05 path-width (1-sig) RUWE and duplicate source : 1.05 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#72 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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