Collaborative Occultation Resources and Archive (CORA)


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

Stellar Occultation by (1094) Siberia on 2021-08-13 (23:52:55 UT)



Event Details
 Occultation UUID [and db] : 9f7eb181-185b-4253-bace-ebbd6c880533 [observed]

 Occultation Date + Time   : 2021-08-13 at 23:52:55 UT +/- 0.01 min  [1]
 Object Designation        : (1094) Siberia
 Star Designation          : GDR3 4183834025085239552
 Star Coordinates (ICRF)   : RA = 19 40 43.3014, DE = -12 14 55.045  [2]
 Star Magnitudes           : G = 10.98 mag, RP = 10.36 mag, BP = 11.43 mag
 Object Magnitude          : V = 15.99 mag
 Estimated Magnitude Drop  : 5.0 mag
 Estimated Max. Duration   : 1.6 sec
 Object Mean Diameter      : 18 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 11.6 km/s
 Elongation to Moon & Sun  : 85° (sunlit = 32%), Sun = 152°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 0.87 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#60

 
 [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)