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

Stellar Occultation by (43720) 4301 T-3 on 2026-09-11 (19:25:40 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] : e8ddf300-d9af-11f1-43f3-531effe38f18 [observed]

 Occultation Date + Time   : 2026-09-11 at 19:25:40 UT +/- 0.03 min  [1]
 Object Designation        : (43720) 4301 T-3
 Star Designation          : GDR3 4092135442586135424
 Star Coordinates (ICRF)   : RA = 18 41 30.5440, DE = -20 00 50.858  [2]
 Star Magnitudes           : G = 13.87 mag, RP = 12.67 mag, BP = 15.43 mag
 Object Magnitude          : V = 20.88 mag
 Estimated Magnitude Drop  : 7.0 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 6.3 km/s
 Object Mean Diameter      : 2.3 km  (src: astorb) => apparent = 1 mas
 Apparent Motion           : 0.2267 arcs/min @ PA = 107 deg
 Horizontal Parallax       : 3.8170 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 102° (sunlit = 1%), Sun = 111°
 Cross-track uncertainty   : 1.7 mas = 2 km = 1.24 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL41
 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
Loading sky atlas…
Aladin Lite direct link (has Gaia overlay)