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] : 657a5ea5-6bca-4e9f-91e1-2ccaa5fa061e [observed]
Occultation Date + Time : 2022-09-12 at 21:39:28 UT +/- 0.03 min [1]
Object Designation : (2934) Aristophanes
Orbit Class : MBA
Star Designation : GDR3 2745231121512329728
Star Coordinates (ICRF) : RA = 23 56 46.4251, DE = +05 31 51.968 [2]
Star Magnitudes : G = 14.29 mag, RP = 13.3 mag, BP = 15.28 mag
Object Magnitude : V = 16.22 mag
Estimated Magnitude Drop : 2.1 mag
Estimated Max. Duration : 2.2 sec
Object Mean Diameter : 27 km (src: astorb)
Speed of the shadow : 12.4 km/s
Elongation to Moon & Sun : 22° (sunlit = 92%), Sun = 167°
Cross-track uncertainty : 3.0 mas = 4 km = 0.17 path-width (1-sig)
RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#54
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0