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] : 281f57eb-bf30-4d2a-a4a3-017a349e2039 [observed]
Occultation Date + Time : 2018-01-10 at 20:35:13 UT +/- 0.01 min [1]
Object Designation : (891) Gunhild
Orbit Class : MBA
Star Designation : GDR3 3398993481187692032
Star Coordinates (ICRF) : RA = 05 55 53.1889, DE = +20 00 19.943 [2]
Star Magnitudes : G = 12.34 mag, RP = 11.22 mag, BP = 13.68 mag
Object Magnitude : V = 14.15 mag
Estimated Magnitude Drop : 2.0 mag
Estimated Max. Duration : 4.4 sec
Object Mean Diameter : 52 km (src: astorb)
Speed of the shadow : 11.8 km/s
Elongation to Moon & Sun : 134° (sunlit = 31%), Sun = 158°
Cross-track uncertainty : 1.7 mas = 2 km = 0.04 path-width (1-sig)
RUWE and duplicate source : 0.94 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#109
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0