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Stellar Occultation by (344014) 2011 XX1 on 2023-09-17 (01:35:29 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] : 0f6a6c90-ddb4-11f0-547e-c844f7e7e766 [observed]

 Occultation Date + Time   : 2023-09-17 at 01:35:29 UT +/- 0.07 min  [1]
 Object Designation        : (344014) 2011 XX1
 Star Designation          : GDR3 3426025940925837568
 Star Coordinates (ICRF)   : RA = 06 17 33.0639, DE = +25 10 33.703  [2]
 Star Magnitudes           : G = 11.21 mag, RP = 10.34 mag, BP = 12.02 mag
 Object Magnitude          : V = 21.34 mag
 Estimated Magnitude Drop  : 10.1 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 18.4 km/s
 Object Mean Diameter      : 6.4 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.3017 arcs/min @ PA = 83 deg
 Horizontal Parallax       : 1.7480 arcs
 Dynamical Class           : JTRO
 Elongation to Moon & Sun  : 102° (sunlit = 4%), Sun = 80°
 Cross-track uncertainty   : 19.0 mas = 69 km = 10.83 path-width (1-sig)
 RUWE and duplicate source : 1.02 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#27
 Note                      : FP:true

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


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