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):
Q: model quality flag (0-5, 5=highest) | P: rotation period | λ,β: ecl. lon. and lat. of spin axis (J2000) | JD: initial time (epoch) | φ0: initial rotation angle for JD0
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Map with groundtrack and observer stations
Event Details
Occultation UUID [and DB] : 14b68fd7-7a23-4a66-888f-a97288215931 [observed]
Occultation Date + Time : 2012-10-31 at 18:10:00 UT +/- 0.02 min [1]
Object Designation : (731) Sorga
Orbit Class : MBA
Star Designation : GDR3 2529123760338947456
Star Coordinates (ICRF) : RA = 00 41 05.0298, DE = -03 48 07.264 [2]
Star Magnitudes : G = 12.43 mag, RP = 11.39 mag, BP = 12.35 mag
Object Magnitude : V = 13.84 mag
Estimated Magnitude Drop : 1.7 mag
Estimated Max. Duration : 5.1 sec
Object Mean Diameter : 42 km (src: astorb)
Speed of the shadow : 8.3 km/s
Elongation to Moon & Sun : 52° (sunlit = 97%), Sun = 148°
Cross-track uncertainty : 5.3 mas = 6 km = 0.16 path-width (1-sig)
RUWE and duplicate source : 6.45 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#71
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0