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Stellar Occultation by (191402) 2003 SM76 on 2025-12-26 (21:47:19 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] : a7c9fb70-d996-11f1-43f3-4a53ffdfff81 [observed]

 Occultation Date + Time   : 2025-12-26 at 21:47:19 UT +/- 0.06 min  [1]
 Object Designation        : (191402) 2003 SM76
 Star Designation          : GDR3 0679154932179273216
 Star Coordinates (ICRF)   : RA = 08 21 12.7715, DE = +24 44 45.096  [2]
 Star Magnitudes           : G = 9.96 mag, RP = 9.6 mag, BP = 10.17 mag
 Object Magnitude          : V = 19.84 mag
 Estimated Magnitude Drop  : 9.9 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 9.9 km/s
 Object Mean Diameter      : 2.9 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4067 arcs/min @ PA = 288 deg
 Horizontal Parallax       : 4.3570 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 127° (sunlit = 41%), Sun = 153°
 Cross-track uncertainty   : 20.3 mas = 29 km = 10.25 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL39
 Note                      : FP:true

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


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