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

Stellar Occultation by (176) Iduna on 2020-02-28 (19:49:06 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] : e6ebe210-ddab-11f0-547e-137cbfeda56d [observed]

 Occultation Date + Time   : 2020-02-28 at 19:49:06 UT +/- 0.0 min  [1]
 Object Designation        : (176) Iduna
 Star Designation          : GDR3 3267934104633137152
 Star Coordinates (ICRF)   : RA = 03 28 56.5286, DE = +01 24 36.259  [2]
 Star Magnitudes           : G = 12.91 mag, RP = 12.3 mag, BP = 13.35 mag
 Object Magnitude          : V = 13.95 mag
 Estimated Magnitude Drop  : 1.4 mag
 Estimated Max. Duration   : 4.5 sec
 Speed of the shadow       : 27.0 km/s
 Object Mean Diameter      : 121.0 km  (src: astorb) => apparent = 58 mas
 Apparent Motion           : 0.7700 arcs/min @ PA = 72 deg
 Horizontal Parallax       : 3.0340 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 19° (sunlit = 22%), Sun = 71°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.4 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#90
 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)