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Stellar Occultation by (125845) 2001 XO183 on 2024-12-21 (20:37:20 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] : cb543d40-ddb5-11f0-547e-2268ddfd22de [observed]

 Occultation Date + Time   : 2024-12-21 at 20:37:20 UT +/- 0.07 min  [1]
 Object Designation        : (125845) 2001 XO183
 Star Designation          : GDR3 3399715211789098880
 Star Coordinates (ICRF)   : RA = 05 49 38.8100, DE = +20 12 45.406  [2]
 Star Magnitudes           : G = 14.42 mag, RP = 13.69 mag, BP = 14.95 mag
 Object Magnitude          : V = 19.59 mag
 Estimated Magnitude Drop  : 5.2 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 14.6 km/s
 Object Mean Diameter      : 3.7 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4950 arcs/min @ PA = 267 deg
 Horizontal Parallax       : 3.6030 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 81° (sunlit = 60%), Sun = 176°
 Cross-track uncertainty   : 19.7 mas = 34 km = 9.43 path-width (1-sig)
 RUWE and duplicate source : 3.16 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#36
 Note                      : FP:true

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


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