Collaborative Occultation Resources and Archive (CORA)


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

Stellar Occultation by (591) Irmgard on 2022-08-10 (02:08:48 UT)



Event Details
 Occultation UUID [and db] : 5a58b69f-1588-4074-bcd3-d8769e9606c1 [observed]

 Occultation Date + Time   : 2022-08-10 at 02:08:48 UT +/- 0.17 min  [1]
 Object Designation        : (591) Irmgard
 Star Designation          : GDR3 2593883002350640512
 Star Coordinates (ICRF)   : RA = 01 25 33.0434, DE = +18 13 15.875  [2]
 Star Magnitudes           : G = 15.64 mag, RP = 15.11 mag, BP = 15.99 mag
 Object Magnitude          : V = 16.34 mag
 Estimated Magnitude Drop  : 1.2 mag
 Estimated Max. Duration   : 7.5 sec
 Object Mean Diameter      : 52 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 6.9 km/s
 Elongation to Moon & Sun  : 98° (sunlit = 94%), Sun = 111°
 Cross-track uncertainty   : 2.3 mas = 4 km = 0.09 path-width (1-sig)
 RUWE and duplicate source : 1.02 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#63

 
 [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



Aladin Sky Atlas
Aladin Lite direct link (has Gaia overlay)