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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1 observation found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 755a374b-6a3d-429a-977d-312792c5c946 [observed]
Occultation Date + Time : 2016-09-21 at 04:14:06 UT +/- 0.0 min [1]
Object Designation : (688) Melanie
Orbit Class : MBA
Star Designation : GDR3 3306036958539964800
Star Coordinates (ICRF) : RA = 04 26 59.5413, DE = +11 01 31.669 [2]
Star Magnitudes : G = 11.02 mag, RP = 10.32 mag, BP = 11.57 mag
Object Magnitude : V = 15.88 mag
Estimated Magnitude Drop : 4.9 mag
Estimated Max. Duration : 5.7 sec
Object Mean Diameter : 41 km (src: astorb)
Speed of the shadow : 7.3 km/s
Elongation to Moon & Sun : 9° (sunlit = 75%), Sun = 111°
Cross-track uncertainty : 0.3 mas = 0 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 1.33 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#100
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0