Collaborative Occultation Resources and Archive (CORA)

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

Stellar Occultation by (6785) 1990 VA7 on 2025-04-02 (20:45:16 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] : 9bf1c240-8a94-11ef-78cd-7ff473ffc789 [asteroids]

 Occultation Date + Time   : 2025-04-02 at 20:45:16 UT +/- 0.0 min  [1]
 Object Designation        : (6785) 1990 VA7
 Star Designation          : GDR3 0071693659986914048
 Star Coordinates (ICRF)   : RA = 03 48 00.4454, DE = +28 35 51.387  [2]
 Star Magnitudes           : G = 9.05 mag, RP = 8.94 mag, BP = 9.08 mag
 Object Magnitude          : V = 17.43 mag
 Estimated Magnitude Drop  : 8.4 mag
 Estimated Max. Duration   : 0.6 sec
 Object Mean Diameter      : 18.9 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 34.6 km/s
 Elongation to Moon & Sun  : 14° (sunlit = 26%), Sun = 48°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.10 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 1  (0:false, 1:true)

 Ephemeris Reference       : JPL#58

 
 [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



Aladin Sky Atlas
Aladin Lite direct link (has Gaia overlay)