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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2 observations found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : ea10d0aa-d632-478b-a0e0-21c15a52361a [observed]
Occultation Date + Time : 2022-08-10 at 22:26:56 UT +/- 0.05 min [1]
Object Designation : (4934) Rhoneranger
Orbit Class : MBA
Star Designation : GDR3 4251888396066241920
Star Coordinates (ICRF) : RA = 18 46 04.6956, DE = -07 34 05.800 [2]
Star Magnitudes : G = 12.28 mag, RP = 11.94 mag, BP = 12.47 mag
Object Magnitude : V = 16.88 mag
Estimated Magnitude Drop : 4.6 mag
Estimated Max. Duration : 1.5 sec
Object Mean Diameter : 11 km (src: astorb)
Speed of the shadow : 7.2 km/s
Elongation to Moon & Sun : 29° (sunlit = 98%), Sun = 141°
Cross-track uncertainty : 2.0 mas = 2 km = 0.26 path-width (1-sig)
RUWE and duplicate source : 0.84 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#54
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0