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] : 4f250ca1-6129-48e0-ba9a-3e31e2510dd9 [observed]
Occultation Date + Time : 2017-02-26 at 21:44:30 UT +/- 0.0 min [1]
Object Designation : (194) Prokne
Orbit Class : MBA
Star Designation : GDR3 3259594893053024768
Star Coordinates (ICRF) : RA = 04 02 31.6013, DE = +01 58 45.532 [2]
Star Magnitudes : G = 13.68 mag, RP = 12.95 mag, BP = 14.26 mag
Object Magnitude : V = 13.3 mag
Estimated Magnitude Drop : 0.6 mag
Estimated Max. Duration : 7.3 sec
Object Mean Diameter : 168 km (src: astorb)
Speed of the shadow : 23.2 km/s
Elongation to Moon & Sun : 77° (sunlit = 0%), Sun = 81°
Cross-track uncertainty : 1.0 mas = 1 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 1.05 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#156
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0