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

Stellar Occultation by (30146) Decandia on 2023-10-08 (18:25:56 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] : 1f37ae80-ddb4-11f0-547e-8392f4f70fcc [observed]

 Occultation Date + Time   : 2023-10-08 at 18:25:56 UT +/- 0.0 min  [1]
 Object Designation        : (30146) Decandia
 Star Designation          : GDR3 4065562716086909312
 Star Coordinates (ICRF)   : RA = 18 15 21.8015, DE = -24 01 24.082  [2]
 Star Magnitudes           : G = 13.59 mag, RP = 12.65 mag, BP = 14.51 mag
 Object Magnitude          : V = 19.95 mag
 Estimated Magnitude Drop  : 6.4 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 23.8 km/s
 Object Mean Diameter      : 4.9 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.6550 arcs/min @ PA = 88 deg
 Horizontal Parallax       : 2.9310 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 144° (sunlit = 30%), Sun = 78°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.13 path-width (1-sig)
 RUWE and duplicate source : 0.84 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL57
 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)