Collaborative Occultation
Resources and Archive
CORA

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

Stellar Occultation by (51556) 2001 FG171 on 2024-12-17 (22:18:01 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] : c2ab2320-ddb5-11f0-547e-0553f6f740fc [observed]

 Occultation Date + Time   : 2024-12-17 at 22:18:01 UT +/- 0.0 min  [1]
 Object Designation        : (51556) 2001 FG171
 Star Designation          : GDR3 3337914652488911488
 Star Coordinates (ICRF)   : RA = 05 36 07.6763, DE = +09 33 42.527  [2]
 Star Magnitudes           : G = 13.38 mag, RP = 12.5 mag, BP = 14.19 mag
 Object Magnitude          : V = 18.8 mag
 Estimated Magnitude Drop  : 5.4 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 14.5 km/s
 Object Mean Diameter      : 4.2 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.6000 arcs/min @ PA = 263 deg
 Horizontal Parallax       : 4.4010 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 39° (sunlit = 92%), Sun = 166°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.24 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#57
 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)