Collaborative Occultation Resources and Archive (CORA)


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

2024-11-25 / UCAC4 412-127602 / (19615) 1999 OB3

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Jiri Polak O+ VID M300 CZ GPS 17:36:46 17:38:47.21 17:38:47.78 17:39:16 0.07 0.07 0.57 17.3
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#62 : 40284ed0-8b51-11ef-78cd-d55edff9550a [db: asteroids]
JPL#62 : de9bc010-843f-11ef-6618-0f34bfed5d8c [db: asteroids]

Using prediction 40284ed0-8b51-11ef-78cd-d55edff9550a for map and profile fit

Get observations as KML file (reduced site location resolution)


Map with groundtrack and observer stations

Event Details
 Occultation UUID [and DB] : 40284ed0-8b51-11ef-78cd-d55edff9550a [asteroids]

 Occultation Date + Time   : 2024-11-25 at 17:37:04 UT +/- 0.0 min  [1]
 Object Designation        : (19615) 1999 OB3
 Orbit Class               : MBA
 Star Designation          : GDR3 6907542167823069184
 Star Coordinates (ICRF)   : RA = 20 34 08.4691, DE = -07 39 41.528  [2]
 Star Magnitudes           : G = 13.13 mag, RP = 12.34 mag, BP = 13.79 mag
 Object Magnitude          : V = 17.88 mag
 Estimated Magnitude Drop  : 4.8 mag
 Estimated Max. Duration   : 0.4 sec
 Object Mean Diameter      : 12 km  (src: astorb)
 Speed of the shadow       : 30.4 km/s
 Elongation to Moon & Sun  : 125° (sunlit = 26%), Sun = 65°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.06 path-width (1-sig)
 RUWE and duplicate source : 1.05 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#62

 
 [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)