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2026-09-17 / UCAC4 554-032846 / (2728) Yatskiv

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Michael OConnell O+ VID M350 ES NTP 02:56:22 02:57:22.5 02:57:23.4 02:58:22 0.200 0.200 0.90 21.5
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):
JPL71 : e88d1e70-d9b0-11f1-43f3-1d71d777fcc6 [db: observed]

Using prediction e88d1e70-d9b0-11f1-43f3-1d71d777fcc6 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2026-09-17, 02:57 UT (JD = 2461300.623)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 36211.012.531 296°, 38° 2.449527e611773.60.0° 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] : e88d1e70-d9b0-11f1-43f3-1d71d777fcc6 [observed]

 Occultation Date + Time   : 2026-09-17 at 03:00:48 UT +/- 0.0 min  [1]
 Object Designation        : (2728) Yatskiv
 Orbit Class               : MBA
 Star Designation          : GDR3 3366238381258856704
 Star Coordinates (ICRF)   : RA = 06 52 00.8471, DE = +20 43 44.872  [2]
 Star Magnitudes           : G = 14.46 mag, RP = 14.03 mag, BP = 14.72 mag
 Object Magnitude          : V = 18.24 mag
 Estimated Magnitude Drop  : 3.8 mag
 Estimated Max. Duration   : 0.7 sec
 Object Mean Diameter      : 15.5 km  (src: astorb)
 Speed of the shadow       : 23.9 km/s
 Elongation to Moon & Sun  : 142° (sunlit = 34%), Sun = 72°
 Cross-track uncertainty   : 0.2 mas = 0 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 0.91 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL71
 Note                      : FP:true

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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