Collaborative Occultation
Resources and Archive
CORA

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

2026-03-23 / UCAC4 554-038915 / (739) Mandeville

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Wolfgang Beisker O+ VID M360 PT GPS 23:43:10 23:43:16.899 23:43:29.44 23:44:00 0.015 0.020 12.54 122.9
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#91 : 056f3b70-de6e-11f0-4858-274db2bfe1b4 [db: asteroids]

Using prediction 056f3b70-de6e-11f0-4858-274db2bfe1b4 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] : 056f3b70-de6e-11f0-4858-274db2bfe1b4 [asteroids]

 Occultation Date + Time   : 2026-03-23 at 23:35:04 UT +/- 0.01 min  [1]
 Object Designation        : (739) Mandeville
 Orbit Class               : MBA
 Star Designation          : GDR3 0864888288930755072
 Star Coordinates (ICRF)   : RA = 07 33 35.3649, DE = +20 44 41.131  [2]
 Star Magnitudes           : G = 11.59 mag, RP = 11.21 mag, BP = 11.82 mag
 Object Magnitude          : V = 13.31 mag
 Estimated Magnitude Drop  : 1.9 mag
 Estimated Max. Duration   : 11.0 sec
 Object Mean Diameter      : 107.4 km  (src: astorb)
 Speed of the shadow       : 9.8 km/s
 Elongation to Moon & Sun  : 43° (sunlit = 30%), Sun = 108°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#91
 Note                      : FP:true

 Object is a Gaia mass determination target !
[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)