Collaborative Occultation Resources and Archive (CORA)


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

2024-09-07 / UCAC4 348-184003 / (158) Koronis

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Mavroudis Eleftheriou, Michail Dogramatzidis, +1 O+ CCD M356 GR GPS 19:48:10 19:50:19.96 19:50:29.39 19:52:21 0.15 0.1837 9.43 19.8
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

1 observation found in db: sodis

Available (probably) matching predictions (click on the link to switch):
JPL#67 : 2afb8d60-c355-11ef-5276-da83debed5a7 [db: observed]
JPL#65 : 35258bc0-8547-11ef-78cd-58cc7fff30bf [db: asteroids]

Using prediction 2afb8d60-c355-11ef-5276-da83debed5a7 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2024-09-07, 19:49 UT (JD = 2460561.326)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 167None14.206 30°, -64° 2.44582363735e614737.70.0° preliminary model2011-04-11 38.0 +/- 5.0 km 2011-03-28
Q: model quality flag (0-5, 5=highest) | P: rotation period | λ,β: ecl. lon. and lat. of spin axis (J2000) | JD: initial time (epoch) | φ0: initial rotation angle for JD0

 
Image size: 300px. Transparent image background for copy & paste

Map with groundtrack and observer stations

Event Details
 Occultation UUID [and DB] : 2afb8d60-c355-11ef-5276-da83debed5a7 [observed]

 Occultation Date + Time   : 2024-09-07 at 20:05:45 UT +/- 0.03 min  [1]
 Object Designation        : (158) Koronis
 Orbit Class               : MBA
 Star Designation          : GDR3 6868572791380606464
 Star Coordinates (ICRF)   : RA = 19 46 38.3515, DE = -20 26 26.356  [2]
 Star Magnitudes           : G = 12.48 mag, RP = 11.82 mag, BP = 12.97 mag
 Object Magnitude          : V = 14.22 mag
 Estimated Magnitude Drop  : 1.9 mag
 Estimated Max. Duration   : 16.9 sec
 Object Mean Diameter      : 35 km  (src: astorb)
 Speed of the shadow       : 2.1 km/s
 Elongation to Moon & Sun  : 78° (sunlit = 19%), Sun = 129°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 0.9 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#67

 
 [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)

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