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Stellar Occultation by (247382) 2001 YP55 on 2026-06-19 (00:51:29 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] : a7efa380-d9a4-11f1-43f3-a0a5ffff5143 [observed]

 Occultation Date + Time   : 2026-06-19 at 00:51:29 UT +/- 0.25 min  [1]
 Object Designation        : (247382) 2001 YP55
 Star Designation          : GDR3 6909146905042814080
 Star Coordinates (ICRF)   : RA = 21 07 12.4998, DE = -07 43 40.915  [2]
 Star Magnitudes           : G = 13.84 mag, RP = 13.38 mag, BP = 14.14 mag
 Object Magnitude          : V = 20.35 mag
 Estimated Magnitude Drop  : 6.5 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 5.9 km/s
 Object Mean Diameter      : 2.5 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.2383 arcs/min @ PA = 331 deg
 Horizontal Parallax       : 4.2580 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 169° (sunlit = 21%), Sun = 130°
 Cross-track uncertainty   : 13.7 mas = 20 km = 8.21 path-width (1-sig)
 RUWE and duplicate source : 1.0 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


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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