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2017-11-20 / TYC 1866-01790-1 / (295) Theresia

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Jesus Delgado O+ CCD M235 ES NTP 21:45:31 21:46:21.98 21:46:25.17 21:47:11 0.09 0.09 3.19 20.1
2 show Stefano Sposetti O- VID M280 CH 21:40:30 21:45:01
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

2 observations found in db: euraster

Available (probably) matching predictions (click on the link to switch):
JPL#62 : cb378817-7a9e-4472-b0e9-b088588bfa0a [db: observed]

Using prediction cb378817-7a9e-4472-b0e9-b088588bfa0a for map and profile fit

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Map with groundtrack and observer stations

Event Details
 Occultation UUID [and DB] : cb378817-7a9e-4472-b0e9-b088588bfa0a [observed]

 Occultation Date + Time   : 2017-11-20 at 21:35:12 UT +/- 0.03 min  [1]
 Object Designation        : (295) Theresia
 Orbit Class               : MBA
 Star Designation          : GDR3 3428802517025262336
 Star Coordinates (ICRF)   : RA = 05 43 34.9713, DE = +25 00 37.351  [2]
 Star Magnitudes           : G = 11.23 mag, RP = 11.02 mag, BP = 11.34 mag
 Object Magnitude          : V = 13.38 mag
 Estimated Magnitude Drop  : 2.3 mag
 Estimated Max. Duration   : 4.4 sec
 Object Mean Diameter      : 28 km  (src: astorb)
 Speed of the shadow       : 6.3 km/s
 Elongation to Moon & Sun  : 174° (sunlit = 5%), Sun = 152°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.54 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#62

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

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