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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3 observations found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : d0a362fc-88d4-4f2a-b704-e8eba6f3585d [observed]
Occultation Date + Time : 2022-07-25 at 20:56:26 UT +/- 0.03 min [1]
Object Designation : (6984) Lewiscarroll
Orbit Class : MBA
Star Designation : GDR3 4238930170494337024
Star Coordinates (ICRF) : RA = 19 47 27.3018, DE = +00 34 51.762 [2]
Star Magnitudes : G = 12.47 mag, RP = 11.69 mag, BP = 13.11 mag
Object Magnitude : V = 17.32 mag
Estimated Magnitude Drop : 4.9 mag
Estimated Max. Duration : 1.4 sec
Object Mean Diameter : 24 km (src: astorb)
Speed of the shadow : 16.7 km/s
Elongation to Moon & Sun : 143° (sunlit = 7%), Sun = 158°
Cross-track uncertainty : 2.0 mas = 5 km = 0.22 path-width (1-sig)
RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#53
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0