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] : d9bb64dd-5272-4fd8-a9e3-5247d65bfa88 [observed]
Occultation Date + Time : 2023-08-04 at 23:44:06 UT +/- 0.1 min [1]
Object Designation : (132715) 2002 OR18
Orbit Class : MBA
Star Designation : GDR3 4094684591518356864
Star Coordinates (ICRF) : RA = 18 15 05.1200, DE = -19 15 01.173 [2]
Star Magnitudes : G = 16.88 mag, RP = 18.61 mag, BP = 17.2 mag
Object Magnitude : V = 19.87 mag
Estimated Magnitude Drop : 3.1 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 4 km (src: astorb)
Speed of the shadow : 7.7 km/s
Elongation to Moon & Sun : 84° (sunlit = 85%), Sun = 141°
Cross-track uncertainty : 7.2 mas = 12 km = 3.20 path-width (1-sig)
RUWE and duplicate source : 1.92 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#40
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0