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Stellar Occultation by (36028) 1999 NA57 on 2025-12-27 (23:46:19 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] : b0727950-d996-11f1-43f3-0075ddf32f2d [observed]

 Occultation Date + Time   : 2025-12-27 at 23:46:19 UT +/- 0.0 min  [1]
 Object Designation        : (36028) 1999 NA57
 Star Designation          : GDR3 3346200434676964736
 Star Coordinates (ICRF)   : RA = 05 48 02.1335, DE = +12 25 24.112  [2]
 Star Magnitudes           : G = 12.48 mag, RP = 11.66 mag, BP = 13.18 mag
 Object Magnitude          : V = 18.54 mag
 Estimated Magnitude Drop  : 6.1 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 14.2 km/s
 Object Mean Diameter      : 4.7 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.5967 arcs/min @ PA = 260 deg
 Horizontal Parallax       : 4.4700 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 79° (sunlit = 52%), Sun = 166°
 Cross-track uncertainty   : 0.5 mas = 0 km = 0.15 path-width (1-sig)
 RUWE and duplicate source : 3.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL56
 Note                      : FP:true

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


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