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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2 observations found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 28464a8c-3a61-4b97-bdf6-91ac83106786 [observed]
Occultation Date + Time : 2022-03-12 at 20:21:48 UT +/- 0.03 min [1]
Object Designation : (737) Arequipa
Orbit Class : MBA
Star Designation : GDR3 3158384809062434816
Star Coordinates (ICRF) : RA = 06 51 14.1665, DE = +09 37 29.553 [2]
Star Magnitudes : G = 12.93 mag, RP = 12.52 mag, BP = 13.18 mag
Object Magnitude : V = 14.54 mag
Estimated Magnitude Drop : 1.8 mag
Estimated Max. Duration : 5.9 sec
Object Mean Diameter : 44 km (src: astorb)
Speed of the shadow : 7.5 km/s
Elongation to Moon & Sun : 18° (sunlit = 72%), Sun = 110°
Cross-track uncertainty : 1.3 mas = 2 km = 0.06 path-width (1-sig)
RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#72
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0