Cora»OccDetail

Stellar Occultation by (23882) Fredcourant on 2023-06-27 (22:18:08 UT)

Event Details
Occultation UUID [and db] : be96e550-ddb3-11f0-547e-9f54bf557b79 [observed] Occultation Date + Time : 2023-06-27 at 22:18:08 UT +/- 0.0 min [1] Object Designation : (23882) Fredcourant Star Designation : GDR3 4252990557714679040 Star Coordinates (ICRF) : RA = 18 41 29.3033, DE = -06 40 32.628 [2] Star Magnitudes : G = 14.54 mag, RP = 13.96 mag, BP = 14.93 mag Object Magnitude : V = 17.36 mag Estimated Magnitude Drop : 2.9 mag Estimated Max. Duration : 0.6 sec Speed of the shadow : 9.9 km/s Object Mean Diameter : 6.4 km (src: astorb) => apparent = 5 mas Apparent Motion : 0.4983 arcs/min @ PA = 275 deg Horizontal Parallax : 5.3260 arcs Dynamical Class : MBA Elongation to Moon & Sun : 77° (sunlit = 66%), Sun = 163° Cross-track uncertainty : 0.4 mas = 0 km = 0.07 path-width (1-sig) RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#61 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and db] : be96e550-ddb3-11f0-547e-9f54bf557b79 [observed] Occultation Date + Time : 2023-06-27 at 22:18:08 UT +/- 0.0 min [1] Object Designation : (23882) Fredcourant Star Designation : GDR3 4252990557714679040 Star Coordinates (ICRF) : RA = 18 41 29.3033, DE = -06 40 32.628 [2] Star Magnitudes : G = 14.54 mag, RP = 13.96 mag, BP = 14.93 mag Object Magnitude : V = 17.36 mag Estimated Magnitude Drop : 2.9 mag Estimated Max. Duration : 0.6 sec Speed of the shadow : 9.9 km/s Object Mean Diameter : 6.4 km (src: astorb) => apparent = 5 mas Apparent Motion : 0.4983 arcs/min @ PA = 275 deg Horizontal Parallax : 5.3260 arcs Dynamical Class : MBA Elongation to Moon & Sun : 77° (sunlit = 66%), Sun = 163° Cross-track uncertainty : 0.4 mas = 0 km = 0.07 path-width (1-sig) RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#61 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.