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Stellar Occultation by (780) Armenia on 2022-12-28 (16:04:08 UT)

CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.


Event Details
 Occultation UUID [and db] : 4030cd70-ddb3-11f0-547e-bd23f7e7eb6b [observed]

 Occultation Date + Time   : 2022-12-28 at 16:04:08 UT +/- 0.13 min  [1]
 Object Designation        : (780) Armenia
 Star Designation          : GDR3 5174107729526676096
 Star Coordinates (ICRF)   : RA = 02 48 42.5341, DE = -09 03 12.120  [2]
 Star Magnitudes           : G = 14.72 mag, RP = 14.04 mag, BP = 15.24 mag
 Object Magnitude          : V = 14.07 mag
 Estimated Magnitude Drop  : 0.5 mag
 Estimated Max. Duration   : 10.7 sec
 Speed of the shadow       : 8.8 km/s
 Object Mean Diameter      : 94.4 km  (src: astorb) => apparent = 55 mas
 Apparent Motion           : 0.3117 arcs/min @ PA = 356 deg
 Horizontal Parallax       : 3.7430 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 50° (sunlit = 35%), Sun = 117°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#77
 Note                      : FP:true

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


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