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] : 29280995-ee62-4bf7-a54d-b9165542d621 [observed]
Occultation Date + Time : 2022-01-21 at 21:26:38 UT +/- 0.02 min [1]
Object Designation : (3701) Purkyne
Orbit Class : MBA
Star Designation : GDR3 3379191315430086528
Star Coordinates (ICRF) : RA = 06 35 40.4255, DE = +22 01 14.515 [2]
Star Magnitudes : G = 14.04 mag, RP = 13.28 mag, BP = 14.56 mag
Object Magnitude : V = 16.48 mag
Estimated Magnitude Drop : 2.6 mag
Estimated Max. Duration : 1.1 sec
Object Mean Diameter : 10 km (src: astorb)
Speed of the shadow : 9.2 km/s
Elongation to Moon & Sun : 69° (sunlit = 86%), Sun = 156°
Cross-track uncertainty : 0.9 mas = 1 km = 0.11 path-width (1-sig)
RUWE and duplicate source : 6.75 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#52
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0