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Stellar Occultation by (28203) 1998 XL48 on 2024-12-22 (22:17:21 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] : c89396a0-ddb5-11f0-547e-242cb7e7c533 [observed]

 Occultation Date + Time   : 2024-12-22 at 22:17:21 UT +/- 0.04 min  [1]
 Object Designation        : (28203) 1998 XL48
 Star Designation          : GDR3 0155173835510546304
 Star Coordinates (ICRF)   : RA = 04 48 55.9651, DE = +28 35 41.376  [2]
 Star Magnitudes           : G = 12.8 mag, RP = 12.12 mag, BP = 13.3 mag
 Object Magnitude          : V = 16.34 mag
 Estimated Magnitude Drop  : 3.6 mag
 Estimated Max. Duration   : 1.0 sec
 Speed of the shadow       : 2.6 km/s
 Object Mean Diameter      : 2.6 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.3350 arcs/min @ PA = 275 deg
 Horizontal Parallax       : 13.6490 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 107° (sunlit = 50%), Sun = 162°
 Cross-track uncertainty   : 2.8 mas = 1 km = 0.50 path-width (1-sig)
 RUWE and duplicate source : 4.75 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL42
 Note                      : FP:true

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


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