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

Stellar Occultation by (7922) Violalaurenti on 2023-08-06 (00:57:45 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] : e2741bf0-ddb3-11f0-547e-ca0bea7e6763 [observed]

 Occultation Date + Time   : 2023-08-06 at 00:57:45 UT +/- 0.0 min  [1]
 Object Designation        : (7922) Violalaurenti
 Star Designation          : GDR3 6904497620127018368
 Star Coordinates (ICRF)   : RA = 20 26 37.1443, DE = -10 15 53.784  [2]
 Star Magnitudes           : G = 12.09 mag, RP = 11.33 mag, BP = 12.72 mag
 Object Magnitude          : V = 18.24 mag
 Estimated Magnitude Drop  : 6.2 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 15.3 km/s
 Object Mean Diameter      : 8.2 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.4917 arcs/min @ PA = 266 deg
 Horizontal Parallax       : 3.4160 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 67° (sunlit = 75%), Sun = 169°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.07 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL64
 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)