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

Stellar Occultation by (206347) 2003 QL1 on 2025-08-15 (22:03:15 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] : 434f9cd0-ddb7-11f0-547e-8ae96b2eef90 [observed]

 Occultation Date + Time   : 2025-08-15 at 22:03:15 UT +/- 0.2 min  [1]
 Object Designation        : (206347) 2003 QL1
 Star Designation          : GDR3 4064321298735140736
 Star Coordinates (ICRF)   : RA = 17 56 01.3575, DE = -25 41 26.955  [2]
 Star Magnitudes           : G = 12.86 mag, RP = 11.87 mag, BP = 13.85 mag
 Object Magnitude          : V = 19.84 mag
 Estimated Magnitude Drop  : 7.0 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 5.0 km/s
 Object Mean Diameter      : 1.40 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.3600 arcs/min @ PA = 61 deg
 Horizontal Parallax       : 7.7020 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 140° (sunlit = 53%), Sun = 126°
 Cross-track uncertainty   : 23.7 mas = 19 km = 14.02 path-width (1-sig)
 RUWE and duplicate source : 0.75 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#23
 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)