Collaborative Occultation
Resources and Archive
CORA
Occultations | Observations | Reports | Info + Credits | JOA | Admin | Login

Stellar Occultation by (108494) 2001 KA64 on 2025-10-08 (23:14:45 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] : 8803d980-ddb8-11f0-547e-81fbf7ef2755 [observed]

 Occultation Date + Time   : 2025-10-08 at 23:14:45 UT +/- 0.04 min  [1]
 Object Designation        : (108494) 2001 KA64
 Star Designation          : GDR3 0063100014542107136
 Star Coordinates (ICRF)   : RA = 03 46 38.9748, DE = +20 05 34.973  [2]
 Star Magnitudes           : G = 13.18 mag, RP = 12.42 mag, BP = 13.79 mag
 Object Magnitude          : V = 19.41 mag
 Estimated Magnitude Drop  : 6.2 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 6.2 km/s
 Object Mean Diameter      : 2.9 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.2967 arcs/min @ PA = 297 deg
 Horizontal Parallax       : 5.1020 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 18° (sunlit = 95%), Sun = 137°
 Cross-track uncertainty   : 4.0 mas = 5 km = 1.72 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL37
 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
(If error 404: link not valid which means no data available)


Interactive map

Download KMZ file

Aladin Sky Atlas
Loading sky atlas…
Aladin Lite direct link (has Gaia overlay)