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2020-04-05 / TYC 0753-01648-1 / (16466) Piyashiriyama

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show O. Schreurs et al O+ VID M406 BE GPS++ 21:39:38 21:40:43.71 21:40:44.05 21:41:47 0.02 0.02 0.34 6.4
2 show Michal Rottenborn O- VID M303 CZ 21:38:58 21:42:58
3 show Jiri Kubanek O- VID M203 CZ 21:38:57 21:43:02
4 show Karel Halir O- VID M507 CZ 21:38:59 21:52:59
5 show Wojciech Burzynski O- CCD M200 PL 21:38:32 21:43:31
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#51 : 57116c09-eabc-4c99-b3e9-e982570dec76 [db: observed]

Using prediction 57116c09-eabc-4c99-b3e9-e982570dec76 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] : 57116c09-eabc-4c99-b3e9-e982570dec76 [observed]

 Occultation Date + Time   : 2020-04-05 at 21:36:57 UT +/- 0.01 min  [1]
 Object Designation        : (16466) Piyashiriyama
 Orbit Class               : MBA
 Star Designation          : GDR3 3157811791704813824
 Star Coordinates (ICRF)   : RA = 07 03 25.9571, DE = +09 34 50.936  [2]
 Star Magnitudes           : G = 10.28 mag, RP = 10.12 mag, BP = 10.36 mag
 Object Magnitude          : V = 17.49 mag
 Estimated Magnitude Drop  : 7.2 mag
 Estimated Max. Duration   : 0.5 sec
 Object Mean Diameter      : 9 km  (src: astorb)
 Speed of the shadow       : 18.7 km/s
 Elongation to Moon & Sun  : 61° (sunlit = 93%), Sun = 89°
 Cross-track uncertainty   : 1.3 mas = 2 km = 0.22 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#51

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

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