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] : 82c9f5e2-21c7-4584-9d15-9df156e45dfc [observed]
Occultation Date + Time : 2021-12-04 at 22:16:02 UT +/- 0.02 min [1]
Object Designation : (21065) Jamesmelka
Orbit Class : MBA
Star Designation : GDR3 3355883039014295936
Star Coordinates (ICRF) : RA = 06 38 57.7712, DE = +14 22 20.874 [2]
Star Magnitudes : G = 14.02 mag, RP = 13.26 mag, BP = 14.64 mag
Object Magnitude : V = 18.61 mag
Estimated Magnitude Drop : 4.6 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 9 km (src: astorb)
Speed of the shadow : 15.0 km/s
Elongation to Moon & Sun : 159° (sunlit = 1%), Sun = 152°
Cross-track uncertainty : 2.7 mas = 5 km = 0.62 path-width (1-sig)
RUWE and duplicate source : 1.63 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#55
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0