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Stellar Occultation by (42070) 2000 YM136 on 2026-09-14 (01:23:28 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] : 574d9610-d9b0-11f1-43f3-a643f5ede867 [observed]

 Occultation Date + Time   : 2026-09-14 at 01:23:28 UT +/- 0.04 min  [1]
 Object Designation        : (42070) 2000 YM136
 Star Designation          : GDR3 4243687795966228864
 Star Coordinates (ICRF)   : RA = 20 12 31.4509, DE = +02 15 16.471  [2]
 Star Magnitudes           : G = 12.28 mag, RP = 11.4 mag, BP = 13.1 mag
 Object Magnitude          : V = 19.8 mag
 Estimated Magnitude Drop  : 7.5 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 11.4 km/s
 Object Mean Diameter      : 5.4 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.3300 arcs/min @ PA = 204 deg
 Horizontal Parallax       : 3.0890 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 100° (sunlit = 10%), Sun = 131°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.27 path-width (1-sig)
 RUWE and duplicate source : 1.01 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL51
 Note                      : FP:true

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


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