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Stellar Occultation by (217279) 2004 DF23 on 2024-11-10 (22:44:25 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] : a2771e60-ddb5-11f0-547e-e17fcdfe8fb2 [observed]

 Occultation Date + Time   : 2024-11-10 at 22:44:25 UT +/- 0.04 min  [1]
 Object Designation        : (217279) 2004 DF23
 Star Designation          : GDR3 0274612065649232512
 Star Coordinates (ICRF)   : RA = 04 51 44.9790, DE = +56 30 33.190  [2]
 Star Magnitudes           : G = 12.49 mag, RP = 11.52 mag, BP = 13.45 mag
 Object Magnitude          : V = 20.7 mag
 Estimated Magnitude Drop  : 8.2 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 12.8 km/s
 Object Mean Diameter      : 2.8 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4333 arcs/min @ PA = 286 deg
 Horizontal Parallax       : 3.5900 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 98° (sunlit = 69%), Sun = 136°
 Cross-track uncertainty   : 1.7 mas = 3 km = 1.08 path-width (1-sig)
 RUWE and duplicate source : 1.01 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL26
 Note                      : FP:true

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


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