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Stellar Occultation by (104815) 2000 HK50 on 2023-08-19 (02:28:08 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] : f01cf740-ddb3-11f0-547e-a367781e9c95 [observed]

 Occultation Date + Time   : 2023-08-19 at 02:28:08 UT +/- 0.03 min  [1]
 Object Designation        : (104815) 2000 HK50
 Star Designation          : GDR3 2553250928103591808
 Star Coordinates (ICRF)   : RA = 00 59 07.2002, DE = +06 19 12.030  [2]
 Star Magnitudes           : G = 13.92 mag, RP = 13.16 mag, BP = 14.52 mag
 Object Magnitude          : V = 18.42 mag
 Estimated Magnitude Drop  : 4.5 mag
 Estimated Max. Duration   : 1.8 sec
 Speed of the shadow       : 1.8 km/s
 Object Mean Diameter      : 3.2 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.1100 arcs/min @ PA = 97 deg
 Horizontal Parallax       : 6.6070 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 159° (sunlit = 7%), Sun = 130°
 Cross-track uncertainty   : 1.4 mas = 1 km = 0.42 path-width (1-sig)
 RUWE and duplicate source : 2.6 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL46
 Note                      : FP:true

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


More Data and Informations
SiMDA | 3D Asteroid Catalogue | Johnston Archive | Star at CDS (Vizier) | JPL Small-Body Node | Minor Planet Center | Wikipedia
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