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Stellar Occultation by (1337) Gerarda on 2023-10-05 (20:36:29 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] : 1bd60cf0-ddb4-11f0-547e-d6639f5d827e [observed] Occultation Date + Time : 2023-10-05 at 20:36:29 UT +/- 0.01 min [1] Object Designation : (1337) Gerarda Star Designation : GDR3 6890626662464763392 Star Coordinates (ICRF) : RA = 21 22 47.6703, DE = -13 34 04.085 [2] Star Magnitudes : G = 14.08 mag, RP = 13.37 mag, BP = 14.64 mag Object Magnitude : V = 15.67 mag Estimated Magnitude Drop : 1.8 mag Estimated Max. Duration : 6.0 sec Speed of the shadow : 6.4 km/s Object Mean Diameter : 38.9 km (src: astorb) => apparent = 28 mas Apparent Motion : 0.2767 arcs/min @ PA = 165 deg Horizontal Parallax : 4.5770 arcs Dynamical Class : MBA Elongation to Moon & Sun : 135° (sunlit = 57%), Sun = 126° Cross-track uncertainty : 0.3 mas = 0 km = 0.01 path-width (1-sig) RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#96 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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