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

Stellar Occultation by (1645) Waterfield on 2026-03-19 (20:14:06 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] : 5ad22e80-de71-11f0-4858-353ddddb7f94 [asteroids]

 Occultation Date + Time   : 2026-03-19 at 20:14:06 UT +/- 0.0 min  [1]
 Object Designation        : (1645) Waterfield
 Star Designation          : GDR3 3413201267362835328
 Star Coordinates (ICRF)   : RA = 04 53 53.5207, DE = +22 25 21.789  [2]
 Star Magnitudes           : G = 14.24 mag, RP = 13.53 mag, BP = 14.76 mag
 Object Magnitude          : V = 16.93 mag
 Estimated Magnitude Drop  : 2.8 mag
 Estimated Max. Duration   : 1.3 sec
 Speed of the shadow       : 23.9 km/s
 Object Mean Diameter      : 30.6 km  (src: astorb) => apparent = 14 mas
 Apparent Motion           : 0.6483 arcs/min @ PA = 84 deg
 Horizontal Parallax       : 2.8790 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 65° (sunlit = 1%), Sun = 76°
 Cross-track uncertainty   : 0.5 mas = 1 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 2.22 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#77
 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)