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2025-04-02 / UCAC4 587-008064 / (2108) Otto Schmidt

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Alex Pratt O+ VID M280 GB GPS 20:09:43 20:10:10.920 20:10:11.390 20:10:23 0.05 0.08 0.47 18.8
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#66 : 1a25ac90-87e2-11ef-78cd-7dc771ffca22 [db: asteroids]

Using prediction 1a25ac90-87e2-11ef-78cd-7dc771ffca22 for map and profile fit

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Event Details
 Occultation UUID [and DB] : 1a25ac90-87e2-11ef-78cd-7dc771ffca22 [asteroids]

 Occultation Date + Time   : 2025-04-02 at 20:08:21 UT +/- 0.0 min  [1]
 Object Designation        : (2108) Otto Schmidt
 Orbit Class               : MBA
 Star Designation          : GDR3 0118018799283013248
 Star Coordinates (ICRF)   : RA = 03 24 26.2651, DE = +27 13 16.134  [2]
 Star Magnitudes           : G = 12.57 mag, RP = 12.05 mag, BP = 12.92 mag
 Object Magnitude          : V = 17.87 mag
 Estimated Magnitude Drop  : 5.3 mag
 Estimated Max. Duration   : 0.5 sec
 Object Mean Diameter      : 19.1 km  (src: astorb)
 Speed of the shadow       : 40.1 km/s
 Elongation to Moon & Sun  : 19° (sunlit = 26%), Sun = 43°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 1.12 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#66

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

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