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] : e5b30619-3239-4435-bbfc-453923bbb0fe [observed]
Occultation Date + Time : 2021-12-22 at 18:03:51 UT +/- 0.01 min [1]
Object Designation : (1360) Tarka
Orbit Class : MBA
Star Designation : GDR3 2823191787321881216
Star Coordinates (ICRF) : RA = 23 42 46.5890, DE = +20 38 57.591 [2]
Star Magnitudes : G = 14.11 mag, RP = 13.48 mag, BP = 14.47 mag
Object Magnitude : V = 16.94 mag
Estimated Magnitude Drop : 2.9 mag
Estimated Max. Duration : 2.1 sec
Object Mean Diameter : 30 km (src: astorb)
Speed of the shadow : 14.4 km/s
Elongation to Moon & Sun : 121° (sunlit = 89%), Sun = 93°
Cross-track uncertainty : 6.4 mas = 12 km = 0.42 path-width (1-sig)
RUWE and duplicate source : 10.48 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#56
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
