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: sodis
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 703090e7-9e0e-48ab-a03e-21f8a9062bfe [observed]
Occultation Date + Time : 2023-08-20 at 19:59:20 UT +/- 0.04 min [1]
Object Designation : (31659) 1999 HT10
Orbit Class : MBA
Star Designation : GDR3 6752613484749555072
Star Coordinates (ICRF) : RA = 19 41 37.3723, DE = -29 31 31.480 [2]
Star Magnitudes : G = 10.61 mag, RP = 9.86 mag, BP = 11.23 mag
Object Magnitude : V = 19.1 mag
Estimated Magnitude Drop : 8.5 mag
Estimated Max. Duration : 0.7 sec
Object Mean Diameter : 6 km (src: astorb)
Speed of the shadow : 8.6 km/s
Elongation to Moon & Sun : 96° (sunlit = 17%), Sun = 144°
Cross-track uncertainty : 2.0 mas = 3 km = 0.61 path-width (1-sig)
RUWE and duplicate source : 1.08 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#40
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0