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Stellar Occultation by (34519) 2000 SJ186 on 2025-04-27 (20:59:52 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] : 840a0180-ddb6-11f0-547e-a6ab95fc17df [observed]

 Occultation Date + Time   : 2025-04-27 at 20:59:52 UT +/- 0.01 min  [1]
 Object Designation        : (34519) 2000 SJ186
 Star Designation          : GDR3 0611138459985973888
 Star Coordinates (ICRF)   : RA = 09 03 45.6554, DE = +16 57 32.445  [2]
 Star Magnitudes           : G = 11.53 mag, RP = 10.84 mag, BP = 12.08 mag
 Object Magnitude          : V = 19.51 mag
 Estimated Magnitude Drop  : 8.0 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 13.8 km/s
 Object Mean Diameter      : 4.9 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.4517 arcs/min @ PA = 107 deg
 Horizontal Parallax       : 3.4830 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 95° (sunlit = 0%), Sun = 96°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.26 path-width (1-sig)
 RUWE and duplicate source : 0.99 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#48
 Note                      : FP:true

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


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