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2026-05-30 / UCAC4 486-057744 / (816) Juliana

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Peter Birtwhistle O+ DRS M405 GB NTP 01:02:53 01:03:00.40 01:03:04.37 01:03:10 0.090 0.090 3.97 31.8
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#76 : 30457e20-33d4-11f1-6999-fee1e7ffc78b [db: asteroids]

Using prediction 30457e20-33d4-11f1-6999-fee1e7ffc78b for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2026-05-30, 01:03 UT (JD = 2461190.544)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 582None10.563 304°, 10° 2.451115e610075.50.0° NoneNone not scaled 2013-02-11
# 583None10.563 124°, -8° 2.451115e610075.50.0° NoneNone not scaled 2013-02-11
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] : 30457e20-33d4-11f1-6999-fee1e7ffc78b [asteroids]

 Occultation Date + Time   : 2026-05-30 at 01:12:08 UT +/- 0.01 min  [1]
 Object Designation        : (816) Juliana
 Orbit Class               : MBA
 Star Designation          : GDR3 3673443922921334272
 Star Coordinates (ICRF)   : RA = 14 24 05.8037, DE = +07 08 15.603  [2]
 Star Magnitudes           : G = 13.31 mag, RP = 12.81 mag, BP = 13.65 mag
 Object Magnitude          : V = 15.12 mag
 Estimated Magnitude Drop  : 2.0 mag
 Estimated Max. Duration   : 7.5 sec
 Object Mean Diameter      : 60.0 km  (src: astorb)
 Speed of the shadow       : 8.0 km/s
 Elongation to Moon & Sun  : 34° (sunlit = 98%), Sun = 138°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.13 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#76
 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
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