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

Stellar Occultation by (44550) 1999 BL23 on 2024-08-28 (23:31:48 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] : 4bbfde90-ddb5-11f0-547e-2e48afeab63e [observed]

 Occultation Date + Time   : 2024-08-28 at 23:31:48 UT +/- 0.0 min  [1]
 Object Designation        : (44550) 1999 BL23
 Star Designation          : GDR3 4209831668288862592
 Star Coordinates (ICRF)   : RA = 19 33 52.2184, DE = -05 21 21.915  [2]
 Star Magnitudes           : G = 14.41 mag, RP = 13.72 mag, BP = 14.94 mag
 Object Magnitude          : V = 18.22 mag
 Estimated Magnitude Drop  : 3.8 mag
 Estimated Max. Duration   : 1.3 sec
 Speed of the shadow       : 6.4 km/s
 Object Mean Diameter      : 8.2 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.2233 arcs/min @ PA = 238 deg
 Horizontal Parallax       : 3.7180 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 153° (sunlit = 24%), Sun = 136°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.08 path-width (1-sig)
 RUWE and duplicate source : 1.45 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#62
 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)