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Stellar Occultation by (73528) 2003 NU8 on 2025-08-20 (21:27:08 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] : 4c714250-ddb7-11f0-547e-1c046dfbcb99 [observed]

 Occultation Date + Time   : 2025-08-20 at 21:27:08 UT +/- 0.0 min  [1]
 Object Designation        : (73528) 2003 NU8
 Star Designation          : GDR3 1901023722885979648
 Star Coordinates (ICRF)   : RA = 22 29 29.1092, DE = +32 03 29.303  [2]
 Star Magnitudes           : G = 10.34 mag, RP = 9.04 mag, BP = 12.22 mag
 Object Magnitude          : V = 17.95 mag
 Estimated Magnitude Drop  : 7.6 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 10.6 km/s
 Object Mean Diameter      : 6.7 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.4617 arcs/min @ PA = 286 deg
 Horizontal Parallax       : 4.6240 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 114° (sunlit = 6%), Sun = 135°
 Cross-track uncertainty   : 0.8 mas = 1 km = 0.16 path-width (1-sig)
 RUWE and duplicate source : 1.44 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#53
 Note                      : FP:true

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


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