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Stellar Occultation by (77849) 2001 RE5 on 2023-08-21 (01:08:21 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] : 74cf1943-5937-4d45-ba8c-0e3a744240e6 [observed]

 Occultation Date + Time   : 2023-08-21 at 01:08:21 UT +/- 0.07 min  [1]
 Object Designation        : (77849) 2001 RE5
 Star Designation          : GDR3 0103203700436752256
 Star Coordinates (ICRF)   : RA = 02 30 21.9963, DE = +25 52 24.226  [2]
 Star Magnitudes           : G = 11.64 mag, RP = 11.18 mag, BP = 11.93 mag
 Object Magnitude          : V = 19.88 mag
 Estimated Magnitude Drop  : 8.2 mag
 Estimated Max. Duration   : 0.5 sec
 Object Mean Diameter      : 5.1 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 9.7 km/s
 Elongation to Moon & Sun  : 153° (sunlit = 19%), Sun = 104°
 Cross-track uncertainty   : 4.3 mas = 8 km = 1.75 path-width (1-sig)
 RUWE and duplicate source : 1.05 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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