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

Stellar Occultation by (21714) Geoffreywoo on 2023-07-27 (01:30:32 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] : dea89500-ddb3-11f0-547e-6cb4fd6d8c59 [observed]

 Occultation Date + Time   : 2023-07-27 at 01:30:32 UT +/- 0.0 min  [1]
 Object Designation        : (21714) Geoffreywoo
 Star Designation          : GDR3 6891389036339712512
 Star Coordinates (ICRF)   : RA = 21 26 35.6180, DE = -12 12 54.537  [2]
 Star Magnitudes           : G = 12.52 mag, RP = 11.82 mag, BP = 13.09 mag
 Object Magnitude          : V = 17.11 mag
 Estimated Magnitude Drop  : 4.6 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 12.1 km/s
 Object Mean Diameter      : 9.5 km  (src: astorb) => apparent = 7 mas
 Apparent Motion           : 0.5033 arcs/min @ PA = 270 deg
 Horizontal Parallax       : 4.4170 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 93° (sunlit = 62%), Sun = 163°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 0.95 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL70
 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)