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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2 observations 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] : 925c7cc5-bcf9-44b7-b348-cd3394a3bd3f [observed]
Occultation Date + Time : 2022-01-11 at 00:19:05 UT +/- 0.02 min [1]
Object Designation : (838) Seraphina
Orbit Class : MBA
Star Designation : GDR3 3832590912417555840
Star Coordinates (ICRF) : RA = 09 56 10.1268, DE = -02 00 58.555 [2]
Star Magnitudes : G = 13.96 mag, RP = 13.34 mag, BP = 14.44 mag
Object Magnitude : V = 15.46 mag
Estimated Magnitude Drop : 1.7 mag
Estimated Max. Duration : 6.9 sec
Object Mean Diameter : 60 km (src: astorb)
Speed of the shadow : 8.7 km/s
Elongation to Moon & Sun : 116° (sunlit = 62%), Sun = 137°
Cross-track uncertainty : 1.7 mas = 2 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#101
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0