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 (8810) Johnmcfarland on 2025-09-25 (18:54:12 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] : 75b4a7a0-ddb8-11f0-547e-5f7ccaf3e66b [observed] Occultation Date + Time : 2025-09-25 at 18:54:12 UT +/- 0.01 min [1] Object Designation : (8810) Johnmcfarland Star Designation : GDR3 4075988182259171072 Star Coordinates (ICRF) : RA = 18 34 35.9044, DE = -25 59 25.909 [2] Star Magnitudes : G = 11.62 mag, RP = 10.73 mag, BP = 12.46 mag Object Magnitude : V = 18.12 mag Estimated Magnitude Drop : 6.5 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 16.7 km/s Object Mean Diameter : 7.6 km (src: astorb) => apparent = 5 mas Apparent Motion : 0.6217 arcs/min @ PA = 86 deg Horizontal Parallax : 3.9470 arcs Dynamical Class : MBA Elongation to Moon & Sun : 51° (sunlit = 14%), Sun = 95° Cross-track uncertainty : 0.3 mas = 0 km = 0.06 path-width (1-sig) RUWE and duplicate source : 0.75 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#65 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)