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Stellar Occultation by (481) Emita on 2023-08-25 (00:18:47 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] : f739a500-ddb3-11f0-547e-9cd67ddb67ae [observed]

 Occultation Date + Time   : 2023-08-25 at 00:18:47 UT +/- 0.0 min  [1]
 Object Designation        : (481) Emita
 Star Designation          : GDR3 0037928001494790272
 Star Coordinates (ICRF)   : RA = 03 48 54.1612, DE = +13 28 58.554  [2]
 Star Magnitudes           : G = 11.89 mag, RP = 11.24 mag, BP = 12.37 mag
 Object Magnitude          : V = 13.36 mag
 Estimated Magnitude Drop  : 1.7 mag
 Estimated Max. Duration   : 6.9 sec
 Speed of the shadow       : 16.9 km/s
 Object Mean Diameter      : 116.0 km  (src: astorb) => apparent = 78 mas
 Apparent Motion           : 0.6833 arcs/min @ PA = 75 deg
 Horizontal Parallax       : 4.2920 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 165° (sunlit = 57%), Sun = 94°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.44 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#115
 Note                      : FP:true

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


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