Collaborative Occultation Resources and Archive (CORA)

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

Stellar Occultation by (3428) Roberts on 2025-02-08 (22:40:56 UT)

Stellar Occultation by (3428) Roberts on 2025-02-08 (22:40:56 UT)https://astro.kretlow.de/cora/occultations/56f00780-8943-11ef-78cd-8b4472ef4777

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] : 56f00780-8943-11ef-78cd-8b4472ef4777 [asteroids]

 Occultation Date + Time   : 2025-02-08 at 22:40:56 UT +/- 0.01 min  [1]
 Object Designation        : (3428) Roberts
 Star Designation          : GDR3 3331674850985406336
 Star Coordinates (ICRF)   : RA = 06 16 45.6940, DE = +11 51 51.990  [2]
 Star Magnitudes           : G = 13.62 mag, RP = 13.08 mag, BP = 13.94 mag
 Object Magnitude          : V = 16.24 mag
 Estimated Magnitude Drop  : 2.7 mag
 Estimated Max. Duration   : 3.4 sec
 Object Mean Diameter      : 11.6 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 3.5 km/s
 Elongation to Moon & Sun  : 17° (sunlit = 86%), Sun = 133°
 Cross-track uncertainty   : 1.5 mas = 1 km = 0.15 path-width (1-sig)
 RUWE and duplicate source : 12.27 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#54

 
 [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
Occ by (3428) Roberts on 2025-02-08
Star = 13.62 G, Drop = 2.71 mag, Dur = 3.36 sec
RA = 06 16 45.6940, DE = +11 51 51.990 (t0)
+−
↦km
Unavailable
100 km
CORA | LeaFlet| | OSM | Stamen



Aladin Sky Atlas
06 16 45.694 +11 51 51.99
FoV: 29.96'
+–
×
×
Go to:
Aladin Lite direct link (has Gaia overlay)