UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More
1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : af1d1260-85a9-11ef-78cd-4c7f7b6a57e0 [asteroids]
Occultation Date + Time : 2025-01-01 at 20:09:02 UT +/- 0.01 min [1]
Object Designation : (420) Bertholda
Orbit Class : MBA
Star Designation : GDR3 3370526476607592192
Star Coordinates (ICRF) : RA = 06 25 39.0158, DE = +17 48 07.109 [2]
Star Magnitudes : G = 13.81 mag, RP = 13.25 mag, BP = 14.19 mag
Object Magnitude : V = 13.1 mag
Estimated Magnitude Drop : 0.5 mag
Estimated Max. Duration : 10.2 sec
Object Mean Diameter : 141 km (src: astorb)
Speed of the shadow : 13.9 km/s
Elongation to Moon & Sun : 149° (sunlit = 4%), Sun = 172°
Cross-track uncertainty : 1.0 mas = 1 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 1.18 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#135
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0