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Stellar Occultation by (36775) 2000 RQ101 on 2026-09-19 (19:44:30 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] : da242770-d9b0-11f1-43f3-40e987ff5d4c [observed]

 Occultation Date + Time   : 2026-09-19 at 19:44:30 UT +/- 0.25 min  [1]
 Object Designation        : (36775) 2000 RQ101
 Star Designation          : GDR3 6867701570151344256
 Star Coordinates (ICRF)   : RA = 20 06 56.5245, DE = -17 46 40.228  [2]
 Star Magnitudes           : G = 14.88 mag, RP = 14.24 mag, BP = 15.33 mag
 Object Magnitude          : V = 17.99 mag
 Estimated Magnitude Drop  : 3.2 mag
 Estimated Max. Duration   : 1.8 sec
 Speed of the shadow       : 4.0 km/s
 Object Mean Diameter      : 7.1 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.1617 arcs/min @ PA = 8 deg
 Horizontal Parallax       : 4.3480 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 24° (sunlit = 59%), Sun = 123°
 Cross-track uncertainty   : 3.0 mas = 4 km = 0.62 path-width (1-sig)
 RUWE and duplicate source : 1.08 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL49
 Note                      : FP:true

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


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