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Stellar Occultation by (27207) 1999 CD97 on 2023-07-09 (00:05:12 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] : cc608f10-ddb3-11f0-547e-77a21fff1866 [observed] Occultation Date + Time : 2023-07-09 at 00:05:12 UT +/- 0.0 min [1] Object Designation : (27207) 1999 CD97 Star Designation : GDR3 2580180029451918848 Star Coordinates (ICRF) : RA = 01 22 32.0466, DE = +10 35 54.537 [2] Star Magnitudes : G = 11.85 mag, RP = 11.2 mag, BP = 12.34 mag Object Magnitude : V = 18.98 mag Estimated Magnitude Drop : 7.1 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 21.4 km/s Object Mean Diameter : 5.6 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.7317 arcs/min @ PA = 63 deg Horizontal Parallax : 3.6320 arcs Dynamical Class : MBA Elongation to Moon & Sun : 21° (sunlit = 62%), Sun = 84° Cross-track uncertainty : 0.4 mas = 0 km = 0.13 path-width (1-sig) RUWE and duplicate source : 2.06 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#59 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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