CORA test instance — changes here do not update the production service.
Collaborative Occultation
Resources and Archive
Occultations | Call for Observation | Observations | Reports | Info + Credits | JOA | Login

Stellar Occultation by (2835) Ryoma on 2023-12-27 (22:33:47 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] : 4f733f10-ddb4-11f0-547e-2c16e7eca930 [observed] Occultation Date + Time : 2023-12-27 at 22:33:47 UT +/- 0.01 min [1] Object Designation : (2835) Ryoma Star Designation : GDR3 0064256597695031168 Star Coordinates (ICRF) : RA = 03 38 32.8947, DE = +21 17 02.357 [2] Star Magnitudes : G = 10.45 mag, RP = 9.91 mag, BP = 10.82 mag Object Magnitude : V = 16.38 mag Estimated Magnitude Drop : 5.9 mag Estimated Max. Duration : 4.6 sec Speed of the shadow : 5.5 km/s Object Mean Diameter : 25.2 km (src: astorb) => apparent = 19 mas Apparent Motion : 0.2483 arcs/min @ PA = 254 deg Horizontal Parallax : 4.8000 arcs Dynamical Class : MBA Elongation to Moon & Sun : 49° (sunlit = 99%), Sun = 141° Cross-track uncertainty : 1.2 mas = 1 km = 0.06 path-width (1-sig) RUWE and duplicate source : 9.43 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#67 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

Aladin Sky Atlas
Loading sky atlas…

Aladin Lite direct link (has Gaia overlay)