Collaborative Occultation Resources and Archive (CORA)

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

Stellar Occultation by (1051) Merope on 2023-08-07 (01:20:22 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] : bcee50a6-fe69-42b0-a4b5-33e049a85cb7 [observed]

 Occultation Date + Time   : 2023-08-07 at 01:20:22 UT +/- 0.05 min  [1]
 Object Designation        : (1051) Merope
 Star Designation          : GDR3 2713116104851251456
 Star Coordinates (ICRF)   : RA = 22 55 55.2207, DE = +08 41 26.638  [2]
 Star Magnitudes           : G = 10.03 mag, RP = 9.49 mag, BP = 10.4 mag
 Object Magnitude          : V = 14.75 mag
 Estimated Magnitude Drop  : 4.7 mag
 Estimated Max. Duration   : 7.9 sec
 Object Mean Diameter      : 67.2 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 8.5 km/s
 Elongation to Moon & Sun  : 41° (sunlit = 65%), Sun = 143°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 0.87 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#74

 
 [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)