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

Stellar Occultation by (11107) Hakkoda on 2025-12-22 (19:33:54 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] : 66da2450-d996-11f1-43f3-fe14f3fd632e [observed]

 Occultation Date + Time   : 2025-12-22 at 19:33:54 UT +/- 0.0 min  [1]
 Object Designation        : (11107) Hakkoda
 Star Designation          : GDR3 6902761968004764288
 Star Coordinates (ICRF)   : RA = 20 54 50.6295, DE = -09 21 15.848  [2]
 Star Magnitudes           : G = 10.81 mag, RP = 10.07 mag, BP = 11.42 mag
 Object Magnitude          : V = 18.54 mag
 Estimated Magnitude Drop  : 7.7 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 40.4 km/s
 Object Mean Diameter      : 8.9 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.9933 arcs/min @ PA = 78 deg
 Horizontal Parallax       : 2.6170 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 16° (sunlit = 7%), Sun = 43°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.19 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL63
 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)