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Stellar Occultation by (197429) 2003 YM73 on 2024-07-10 (21:49:08 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] : f5f7b9b0-ddb4-11f0-547e-d547f4ff75bb [observed]

 Occultation Date + Time   : 2024-07-10 at 21:49:08 UT +/- 0.0 min  [1]
 Object Designation        : (197429) 2003 YM73
 Star Designation          : GDR3 4215517345990037632
 Star Coordinates (ICRF)   : RA = 20 18 01.6977, DE = -08 46 14.096  [2]
 Star Magnitudes           : G = 11.75 mag, RP = 11.39 mag, BP = 11.96 mag
 Object Magnitude          : V = 19.45 mag
 Estimated Magnitude Drop  : 7.7 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 14.2 km/s
 Object Mean Diameter      : 4.1 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.5117 arcs/min @ PA = 283 deg
 Horizontal Parallax       : 3.8380 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 137° (sunlit = 23%), Sun = 161°
 Cross-track uncertainty   : 1.4 mas = 2 km = 0.57 path-width (1-sig)
 RUWE and duplicate source : 3.65 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL41
 Note                      : FP:true

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


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