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Stellar Occultation by (407) Arachne on 2023-11-25 (19:23:28 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] : 3be80ac0-ddb4-11f0-547e-a7c2dfff1d6d [observed] Occultation Date + Time : 2023-11-25 at 19:23:28 UT +/- 0.01 min [1] Object Designation : (407) Arachne Star Designation : GDR3 3443978762488152192 Star Coordinates (ICRF) : RA = 05 51 33.5025, DE = +30 24 35.621 [2] Star Magnitudes : G = 12.36 mag, RP = 11.45 mag, BP = 13.22 mag Object Magnitude : V = 12.84 mag Estimated Magnitude Drop : 1.0 mag Estimated Max. Duration : 10.5 sec Speed of the shadow : 9.0 km/s Object Mean Diameter : 95.1 km (src: astorb) => apparent = 82 mas Apparent Motion : 0.4650 arcs/min @ PA = 263 deg Horizontal Parallax : 5.4780 arcs Dynamical Class : MBA Elongation to Moon & Sun : 45° (sunlit = 97%), Sun = 154° Cross-track uncertainty : 0.7 mas = 0 km = 0.01 path-width (1-sig) RUWE and duplicate source : 1.12 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#78 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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