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

Stellar Occultation by (149030) 2002 AB155 on 2023-04-18 (19:56:31 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] : 8d1a4940-ddb3-11f0-547e-37dd76fbe03b [observed]

 Occultation Date + Time   : 2023-04-18 at 19:56:31 UT +/- 0.06 min  [1]
 Object Designation        : (149030) 2002 AB155
 Star Designation          : GDR3 0664826616339271424
 Star Coordinates (ICRF)   : RA = 08 36 43.5190, DE = +21 34 50.100  [2]
 Star Magnitudes           : G = 12.23 mag, RP = 11.51 mag, BP = 12.82 mag
 Object Magnitude          : V = 20.18 mag
 Estimated Magnitude Drop  : 7.9 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 12.9 km/s
 Object Mean Diameter      : 3.3 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4533 arcs/min @ PA = 78 deg
 Horizontal Parallax       : 3.7190 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 115° (sunlit = 2%), Sun = 97°
 Cross-track uncertainty   : 13.7 mas = 23 km = 7.12 path-width (1-sig)
 RUWE and duplicate source : 0.92 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#31
 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)