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2018-02-15 / 4UC 504-004633 / (1655) Comas Sola

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show John Talbot O+ VID M303 UK GPS++ 20:27:44 20:29:41.78 20:29:43.22 20:31:42 0.16 0.08 1.44 37.4
2 show Malcolm Jennings O- VID M276 UK 20:24:00 20:34:00
3 show Tim Haymes O- VID M300 UK 20:28:00 20:32:00
4 show Philip Denyer O- VID M235 UK 20:27:00 20:31:34
5 show Jan-Maarten Winkel O- VID M310 NL 20:28:55 20:30:55
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

5 observations found in db: euraster

Available (probably) matching predictions (click on the link to switch):
JPL#61 : f9ccf02f-c53d-44a1-83ef-10d634beb820 [db: observed]

Using prediction f9ccf02f-c53d-44a1-83ef-10d634beb820 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] : f9ccf02f-c53d-44a1-83ef-10d634beb820 [observed]

 Occultation Date + Time   : 2018-02-15 at 20:26:45 UT +/- 0.01 min  [1]
 Object Designation        : (1655) Comas Sola
 Orbit Class               : MBA
 Star Designation          : GDR3 0027252224623851648
 Star Coordinates (ICRF)   : RA = 03 00 37.6891, DE = +10 45 20.962  [2]
 Star Magnitudes           : G = 12.66 mag, RP = 11.89 mag, BP = 13.31 mag
 Object Magnitude          : V = 15.59 mag
 Estimated Magnitude Drop  : 3.0 mag
 Estimated Max. Duration   : 1.2 sec
 Object Mean Diameter      : 31 km  (src: astorb)
 Speed of the shadow       : 26.0 km/s
 Elongation to Moon & Sun  : 79° (sunlit = 0%), Sun = 79°
 Cross-track uncertainty   : 4.0 mas = 6 km = 0.20 path-width (1-sig)
 RUWE and duplicate source : 1.16 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#61

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

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