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

Stellar Occultation by (227) Philosophia on 2026-02-20 (04:25:17 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] : f6c4b980-de6b-11f0-4858-16cf7e3fc662 [asteroids]

 Occultation Date + Time   : 2026-02-20 at 04:25:17 UT +/- 0.03 min  [1]
 Object Designation        : (227) Philosophia
 Star Designation          : GDR3 3578013597895262464
 Star Coordinates (ICRF)   : RA = 12 24 41.2419, DE = -10 17 38.686  [2]
 Star Magnitudes           : G = 13.11 mag, RP = 12.64 mag, BP = 13.41 mag
 Object Magnitude          : V = 13.48 mag
 Estimated Magnitude Drop  : 1.0 mag
 Estimated Max. Duration   : 14.0 sec
 Speed of the shadow       : 6.2 km/s
 Object Mean Diameter      : 87.3 km  (src: astorb) => apparent = 63 mas
 Apparent Motion           : 0.2717 arcs/min @ PA = 248 deg
 Horizontal Parallax       : 4.6120 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 173° (sunlit = 8%), Sun = 141°
 Cross-track uncertainty   : 3.7 mas = 5 km = 0.06 path-width (1-sig)
 RUWE and duplicate source : 0.95 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#78
 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)