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] : f5231770-c337-11ef-5276-1199fddfabfb [observed]
Occultation Date + Time : 2023-07-12 at 20:35:15 UT +/- 0.03 min [1]
Object Designation : (153) Hilda
Orbit Class : MBA
Star Designation : GDR3 4145408494586046336
Star Coordinates (ICRF) : RA = 17 56 37.2543, DE = -15 25 00.873 [2]
Star Magnitudes : G = 13.98 mag, RP = 12.78 mag, BP = 15.53 mag
Object Magnitude : V = 12.86 mag
Estimated Magnitude Drop : 0.3 mag
Estimated Max. Duration : 16.4 sec
Object Mean Diameter : 170.6 km (src: astorb)
Speed of the shadow : 10.4 km/s
Elongation to Moon & Sun : 144° (sunlit = 22%), Sun = 158°
Cross-track uncertainty : 1.3 mas = 2 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#75
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0