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] : a30aeb9b-de32-496f-89cb-f6921aa20f24 [observed]
Occultation Date + Time : 2023-09-30 at 21:55:14 UT +/- 0.08 min [1]
Object Designation : (4313) Bouchet
Orbit Class : MBA
Star Designation : GDR3 6810568368988268928
Star Coordinates (ICRF) : RA = 21 50 32.5195, DE = -25 58 37.151 [2]
Star Magnitudes : G = 13.14 mag, RP = 12.47 mag, BP = 13.64 mag
Object Magnitude : V = 17.33 mag
Estimated Magnitude Drop : 4.2 mag
Estimated Max. Duration : 3.7 sec
Object Mean Diameter : 20 km (src: astorb)
Speed of the shadow : 5.4 km/s
Elongation to Moon & Sun : 68° (sunlit = 97%), Sun = 132°
Cross-track uncertainty : 5.0 mas = 6 km = 0.34 path-width (1-sig)
RUWE and duplicate source : 1.02 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