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Stellar Occultation by (850) Altona on 2020-03-13 (23:22:57 UT)



Event Details
 Occultation UUID [and db] : eefc249d-1f49-48fc-897a-1e272b14c50e [observed]

 Occultation Date + Time   : 2020-03-13 at 23:22:57 UT +/- 0.03 min  [1]
 Object Designation        : (850) Altona
 Star Designation          : GDR3 3743364478672085248
 Star Coordinates (ICRF)   : RA = 13 22 03.5639, DE = +14 17 05.452  [2]
 Star Magnitudes           : G = 13.26 mag, RP = 12.69 mag, BP = 13.66 mag
 Object Magnitude          : V = 14.04 mag
 Estimated Magnitude Drop  : 1.2 mag
 Estimated Max. Duration   : 7.2 sec
 Object Mean Diameter      : 81 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 11.2 km/s
 Elongation to Moon & Sun  : 43° (sunlit = 76%), Sun = 152°
 Cross-track uncertainty   : 3.3 mas = 4 km = 0.06 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#67

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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