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Stellar Occultation by (30787) 1988 RC on 2025-11-18 (23:29:06 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] : ba7de860-ddb8-11f0-547e-aa5b6badc06a [observed] Occultation Date + Time : 2025-11-18 at 23:29:06 UT +/- 0.0 min [1] Object Designation : (30787) 1988 RC Star Designation : GDR3 3403686613429315968 Star Coordinates (ICRF) : RA = 05 30 13.5133, DE = +21 24 11.399 [2] Star Magnitudes : G = 13.82 mag, RP = 13.03 mag, BP = 14.48 mag Object Magnitude : V = 17.59 mag Estimated Magnitude Drop : 3.8 mag Estimated Max. Duration : 0.6 sec Speed of the shadow : 11.0 km/s Object Mean Diameter : 6.4 km (src: astorb) => apparent = 5 mas Apparent Motion : 0.5300 arcs/min @ PA = 243 deg Horizontal Parallax : 5.1140 arcs Dynamical Class : MBA Elongation to Moon & Sun : 139° (sunlit = 2%), Sun = 154° Cross-track uncertainty : 0.3 mas = 0 km = 0.06 path-width (1-sig) RUWE and duplicate source : 1.02 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#58 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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