UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
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1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 5229e781-d80c-42b1-8085-2aae116c103e [observed]
Occultation Date + Time : 2023-12-16 at 20:24:21 UT +/- 0.04 min [1]
Object Designation : (7920) 1981 XM2
Orbit Class : MBA
Star Designation : GDR3 3358517438809663104
Star Coordinates (ICRF) : RA = 06 49 04.5051, DE = +17 42 08.059 [2]
Star Magnitudes : G = 15.7 mag, RP = 15.09 mag, BP = 16.14 mag
Object Magnitude : V = 16.49 mag
Estimated Magnitude Drop : 1.2 mag
Estimated Max. Duration : 0.7 sec
Object Mean Diameter : 7.2 km (src: astorb)
Speed of the shadow : 10.0 km/s
Elongation to Moon & Sun : 144° (sunlit = 19%), Sun = 162°
Cross-track uncertainty : 5.7 mas = 5 km = 0.80 path-width (1-sig)
RUWE and duplicate source : 1.1 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#49
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0