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

Stellar Occultation by (82804) 2001 QJ30 on 2024-07-28 (20:07:08 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] : 164539e0-ddb5-11f0-547e-a5ebffaac611 [observed]

 Occultation Date + Time   : 2024-07-28 at 20:07:08 UT +/- 0.01 min  [1]
 Object Designation        : (82804) 2001 QJ30
 Star Designation          : GDR3 4397345748540032384
 Star Coordinates (ICRF)   : RA = 15 48 28.4697, DE = -06 26 08.459  [2]
 Star Magnitudes           : G = 13.51 mag, RP = 12.96 mag, BP = 13.88 mag
 Object Magnitude          : V = 18.82 mag
 Estimated Magnitude Drop  : 5.3 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 6.5 km/s
 Object Mean Diameter      : 5.1 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.2583 arcs/min @ PA = 116 deg
 Horizontal Parallax       : 4.2620 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 160° (sunlit = 42%), Sun = 110°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.09 path-width (1-sig)
 RUWE and duplicate source : 1.01 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL56
 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
Loading sky atlas…
Aladin Lite direct link (has Gaia overlay)