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] : 1501defe-cb9b-4ae1-bdc8-a89ac7632661 [observed]
Occultation Date + Time : 2020-07-18 at 21:17:33 UT +/- 0.03 min [1]
Object Designation : (54190) 2000 HT75
Orbit Class : MBA
Star Designation : GDR3 4185079187658741760
Star Coordinates (ICRF) : RA = 19 13 11.6463, DE = -14 55 47.101 [2]
Star Magnitudes : G = 12.56 mag, RP = 11.74 mag, BP = 13.28 mag
Object Magnitude : V = 17.71 mag
Estimated Magnitude Drop : 5.2 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 3 km (src: astorb)
Speed of the shadow : 8.4 km/s
Elongation to Moon & Sun : 164° (sunlit = 4%), Sun = 168°
Cross-track uncertainty : 7.7 mas = 6 km = 2.10 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#39
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0