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Stellar Occultation by (4970) Druyan on 2025-11-06 (16:24:39 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] : b5c25c20-ddb8-11f0-547e-823c4786d1d1 [observed]

 Occultation Date + Time   : 2025-11-06 at 16:24:39 UT +/- 0.0 min  [1]
 Object Designation        : (4970) Druyan
 Star Designation          : GDR3 0297408171507579392
 Star Coordinates (ICRF)   : RA = 01 55 37.5198, DE = +25 46 36.567  [2]
 Star Magnitudes           : G = 13.32 mag, RP = 12.75 mag, BP = 13.72 mag
 Object Magnitude          : V = 15.93 mag
 Estimated Magnitude Drop  : 2.7 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 7.9 km/s
 Object Mean Diameter      : 6.5 km  (src: astorb) => apparent = 8 mas
 Apparent Motion           : 0.5950 arcs/min @ PA = 239 deg
 Horizontal Parallax       : 8.0040 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 26° (sunlit = 98%), Sun = 164°
 Cross-track uncertainty   : 0.7 mas = 0 km = 0.09 path-width (1-sig)
 RUWE and duplicate source : 1.02 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL62
 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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