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Stellar Occultation by (241872) 2001 UR27 on 2024-10-17 (01:57:42 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] : 9adb5050-c357-11ef-5276-eac177f7e837 [observed]

 Occultation Date + Time   : 2024-10-17 at 01:57:42 UT +/- 0.21 min  [1]
 Object Designation        : (241872) 2001 UR27
 Star Designation          : GDR3 3377444706848939264
 Star Coordinates (ICRF)   : RA = 06 19 38.7502, DE = +23 01 19.465  [2]
 Star Magnitudes           : G = 10.25 mag, RP = 10.03 mag, BP = 10.38 mag
 Object Magnitude          : V = 19.62 mag
 Estimated Magnitude Drop  : 9.4 mag
 Estimated Max. Duration   : 0.4 sec
 Object Mean Diameter      : 4 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 8.8 km/s
 Elongation to Moon & Sun  : 76° (sunlit = 100%), Sun = 110°
 Cross-track uncertainty   : 26.0 mas = 39 km = 11.10 path-width (1-sig)
 RUWE and duplicate source : 1.16 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#31

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


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