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Stellar Occultation by (63799) 2001 RS26 on 2023-12-23 (18:39:46 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] : 4bf9f6d0-ddb4-11f0-547e-38a3ef7ace8f [observed] Occultation Date + Time : 2023-12-23 at 18:39:46 UT +/- 0.02 min [1] Object Designation : (63799) 2001 RS26 Star Designation : GDR3 3419101491571465344 Star Coordinates (ICRF) : RA = 05 06 03.2859, DE = +24 22 31.752 [2] Star Magnitudes : G = 13.25 mag, RP = 12.05 mag, BP = 14.83 mag Object Magnitude : V = 18.41 mag Estimated Magnitude Drop : 5.2 mag Estimated Max. Duration : 0.4 sec Speed of the shadow : 9.5 km/s Object Mean Diameter : 3.5 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.4900 arcs/min @ PA = 267 deg Horizontal Parallax : 5.5010 arcs Dynamical Class : MBA Elongation to Moon & Sun : 25° (sunlit = 89%), Sun = 166° Cross-track uncertainty : 1.7 mas = 1 km = 0.56 path-width (1-sig) RUWE and duplicate source : 1.11 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#39 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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