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] : cf62bb2d-973c-452f-b9bb-8e3f3f1cebb4 [observed]
Occultation Date + Time : 2023-12-27 at 22:33:40 UT +/- 0.07 min [1]
Object Designation : (2835) Ryoma
Orbit Class : MBA
Star Designation : GDR3 0064256597695031168
Star Coordinates (ICRF) : RA = 03 38 32.8965, DE = +21 17 02.356 [2]
Star Magnitudes : G = 10.45 mag, RP = 9.91 mag, BP = 10.82 mag
Object Magnitude : V = 16.44 mag
Estimated Magnitude Drop : 6.0 mag
Estimated Max. Duration : 4.6 sec
Object Mean Diameter : 25.2 km (src: astorb)
Speed of the shadow : 5.5 km/s
Elongation to Moon & Sun : 49° (sunlit = 99%), Sun = 141°
Cross-track uncertainty : 4.2 mas = 5 km = 0.22 path-width (1-sig)
RUWE and duplicate source : 9.43 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#56
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
