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2016-11-25 / 4UC 562-037514 / (2222) Lermontov

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Malcolm Jennings O+ VID M276 UK RAD++ 23:13:00 23:20:05.62 23:20:08.34 23:23:00 0.2 0.2 2.72 11.7
2 show Tim Haymes O- VID M300 UK 23:16:00 23:22:00
3 show Philip Denyer O- VID M235 UK 23:17:05 23:20:11
4 show Jan-Maarten Winkel O- VID M310 NL 23:15:53 23:19:53
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#53 : 72809d30-3813-4bcb-8a18-1c8fe4564e0a [db: observed]

Using prediction 72809d30-3813-4bcb-8a18-1c8fe4564e0a for map and profile fit

Get observations as KML file (reduced site location resolution)


Map with groundtrack and observer stations

Event Details
 Occultation UUID [and DB] : 72809d30-3813-4bcb-8a18-1c8fe4564e0a [observed]

 Occultation Date + Time   : 2016-11-25 at 23:04:49 UT +/- 0.0 min  [1]
 Object Designation        : (2222) Lermontov
 Orbit Class               : MBA
 Star Designation          : GDR3 3368010175527265024
 Star Coordinates (ICRF)   : RA = 07 01 23.8031, DE = +22 22 17.211  [2]
 Star Magnitudes           : G = 13.07 mag, RP = 12.73 mag, BP = 13.27 mag
 Object Magnitude          : V = 15.67 mag
 Estimated Magnitude Drop  : 2.7 mag
 Estimated Max. Duration   : 5.8 sec
 Object Mean Diameter      : 25 km  (src: astorb)
 Speed of the shadow       : 4.3 km/s
 Elongation to Moon & Sun  : 101° (sunlit = 11%), Sun = 140°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.0 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#53

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

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