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Stellar Occultation by (857) Glasenappia on 2023-04-20 (01:44:43 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] : 8e0126d0-ddb3-11f0-547e-71cc761d0ea4 [observed]

 Occultation Date + Time   : 2023-04-20 at 01:44:43 UT +/- 0.01 min  [1]
 Object Designation        : (857) Glasenappia
 Star Designation          : GDR3 3641112577348246016
 Star Coordinates (ICRF)   : RA = 14 12 45.1085, DE = -05 23 17.997  [2]
 Star Magnitudes           : G = 14.06 mag, RP = 13.21 mag, BP = 14.7 mag
 Object Magnitude          : V = 14.13 mag
 Estimated Magnitude Drop  : 0.8 mag
 Estimated Max. Duration   : 1.5 sec
 Speed of the shadow       : 10.0 km/s
 Object Mean Diameter      : 15.0 km  (src: astorb) => apparent = 17 mas
 Apparent Motion           : 0.6667 arcs/min @ PA = 285 deg
 Horizontal Parallax       : 7.0670 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 172° (sunlit = 0%), Sun = 172°
 Cross-track uncertainty   : 9.3 mas = 8 km = 0.56 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#109
 Note                      : FP:true

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


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