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2003-04-28 / TYC 1385-00019-1 / (287) Nephthys

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Lorenzo Quintili O+ VIS M400 IT RAD 21:20:00 21:30:56.0 21:30:58.1 21:32:00 0.2 0.2 2.10 44.3
2 show Massimo Corbisiero O- IT 21:20:00 21:37:00
3 show Pierre Dubreuil O- CCD M200 FR 21:29:43 21:32:13
4 show Francois Colas O- VIS M307 FR 21:15:00 21:45:00
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

4 observations found in db: euraster

Available (probably) matching predictions (click on the link to switch):
JPL#141 : 80fc5a4d-32e4-4f4e-9fda-efb04f5d7586 [db: observed]

Using prediction 80fc5a4d-32e4-4f4e-9fda-efb04f5d7586 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2003-04-28, 21:30 UT (JD = 2452758.396)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 989None7.604 356°, 36° 2.443554e69204.40.0° NoneNone not scaled 2016-01-04
# 990None7.604 158°, 39° 2.443554e69204.40.0° NoneNone not scaled 2016-01-04
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] : 80fc5a4d-32e4-4f4e-9fda-efb04f5d7586 [observed]

 Occultation Date + Time   : 2003-04-28 at 21:27:36 UT +/- 0.01 min  [1]
 Object Designation        : (287) Nephthys
 Orbit Class               : MBA
 Star Designation          : GDR3 0670652653576598528
 Star Coordinates (ICRF)   : RA = 08 08 11.6593, DE = +20 33 45.791  [2]
 Star Magnitudes           : G = 8.64 mag, RP = 7.84 mag, BP = 9.31 mag
 Object Magnitude          : V = 13.07 mag
 Estimated Magnitude Drop  : 4.5 mag
 Estimated Max. Duration   : 3.2 sec
 Object Mean Diameter      : 68 km  (src: astorb)
 Speed of the shadow       : 21.1 km/s
 Elongation to Moon & Sun  : 110° (sunlit = 6%), Sun = 82°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#141

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

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