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: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 05a17504-206b-48bc-ab08-8a73127b4e90 [observed]
Occultation Date + Time : 2022-12-16 at 21:19:28 UT +/- 0.03 min [1]
Object Designation : (24749) Grebel
Orbit Class : MBA
Star Designation : GDR3 3067976542050095744
Star Coordinates (ICRF) : RA = 08 10 29.4435, DE = -04 21 10.915 [2]
Star Magnitudes : G = 11.16 mag, RP = 10.52 mag, BP = 11.64 mag
Object Magnitude : V = 18.88 mag
Estimated Magnitude Drop : 7.7 mag
Estimated Max. Duration : 0.8 sec
Object Mean Diameter : 8 km (src: astorb)
Speed of the shadow : 10.2 km/s
Elongation to Moon & Sun : 60° (sunlit = 45%), Sun = 134°
Cross-track uncertainty : 1.3 mas = 2 km = 0.33 path-width (1-sig)
RUWE and duplicate source : 0.92 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#39
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0