Collaborative Occultation
Resources and Archive
CORA

Occultations | Observations | Reports | Info + Credits | JOA | Admin | Login

Stellar Occultation by (196553) 2003 QO7 on 2025-12-13 (20:09:35 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] : d83a3660-ddb8-11f0-547e-8573763d8619 [observed]

 Occultation Date + Time   : 2025-12-13 at 20:09:35 UT +/- 0.08 min  [1]
 Object Designation        : (196553) 2003 QO7
 Star Designation          : GDR3 0204853039327369856
 Star Coordinates (ICRF)   : RA = 04 45 19.9130, DE = +44 05 09.420  [2]
 Star Magnitudes           : G = 13.51 mag, RP = 12.54 mag, BP = 14.47 mag
 Object Magnitude          : V = 19.49 mag
 Estimated Magnitude Drop  : 6.0 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 12.2 km/s
 Object Mean Diameter      : 3.0 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.5333 arcs/min @ PA = 250 deg
 Horizontal Parallax       : 4.6470 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 117° (sunlit = 31%), Sun = 158°
 Cross-track uncertainty   : 26.3 mas = 36 km = 12.03 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#27
 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
Aladin Lite direct link (has Gaia overlay)