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] : 2c7d8502-cb58-47df-a907-e508de674972 [observed]
Occultation Date + Time : 2023-09-05 at 21:18:01 UT +/- 0.11 min [1]
Object Designation : (169255) 2001 SP129
Orbit Class : MBA
Star Designation : GDR3 6912149121542406400
Star Coordinates (ICRF) : RA = 21 08 36.4924, DE = -04 39 42.970 [2]
Star Magnitudes : G = 12.41 mag, RP = 11.73 mag, BP = 12.93 mag
Object Magnitude : V = 18.9 mag
Estimated Magnitude Drop : 6.5 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 3 km (src: astorb)
Speed of the shadow : 7.6 km/s
Elongation to Moon & Sun : 102° (sunlit = 61%), Sun = 153°
Cross-track uncertainty : 21.3 mas = 24 km = 7.88 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#28
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0