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2025-04-13 / UCAC4 573-033109 / (3694) Sharon

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Deborah Smith O+ CCD M200 ES NTP 20:36:49 20:38:48.895 20:38:49.994 20:40:49 0.047 0.047 1.10 25.1
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#56 : c8a82990-8969-11ef-78cd-27d63ff2f606 [db: asteroids]

Using prediction c8a82990-8969-11ef-78cd-27d63ff2f606 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2025-04-13, 20:37 UT (JD = 2460779.359)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 34201.011.480 93°, -45° 2.450961e69818.40.0° None2019-09-26 not scaled 2019-05-07
# 34211.011.480 277°, -50° 2.450961e69818.40.0° None2019-09-26 not scaled 2019-05-07
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] : c8a82990-8969-11ef-78cd-27d63ff2f606 [asteroids]

 Occultation Date + Time   : 2025-04-13 at 20:36:17 UT +/- 0.0 min  [1]
 Object Designation        : (3694) Sharon
 Orbit Class               : MBA
 Star Designation          : GDR3 3382935320021577984
 Star Coordinates (ICRF)   : RA = 06 42 06.4852, DE = +24 24 22.211  [2]
 Star Magnitudes           : G = 13.24 mag, RP = 12.57 mag, BP = 13.74 mag
 Object Magnitude          : V = 17.2 mag
 Estimated Magnitude Drop  : 4.0 mag
 Estimated Max. Duration   : 2.0 sec
 Object Mean Diameter      : 45.2 km  (src: astorb)
 Speed of the shadow       : 22.8 km/s
 Elongation to Moon & Sun  : 114° (sunlit = 99%), Sun = 75°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.08 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#56

 
 [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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