Collaborative Occultation Resources and Archive (CORA)

Occultations | Observations | Reports | Info + Credits | JOA | Admin | Login

Stellar Occultation by (238) Hypatia on 2025-04-07 (22:51:13 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] : 0ae43fa0-8560-11ef-78cd-f21fbe7a4430 [asteroids]

 Occultation Date + Time   : 2025-04-07 at 22:51:13 UT +/- 0.0 min  [1]
 Object Designation        : (238) Hypatia
 Star Designation          : GDR3 3160544048037886336
 Star Coordinates (ICRF)   : RA = 07 04 59.6686, DE = +11 30 44.459  [2]
 Star Magnitudes           : G = 14.76 mag, RP = 14.16 mag, BP = 15.2 mag
 Object Magnitude          : V = 13.61 mag
 Estimated Magnitude Drop  : 0.3 mag
 Estimated Max. Duration   : 8.0 sec
 Object Mean Diameter      : 148.5 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 18.6 km/s
 Elongation to Moon & Sun  : 39° (sunlit = 78%), Sun = 88°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#111

 
 [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



Aladin Sky Atlas
Aladin Lite direct link (has Gaia overlay)