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2025-09-20 / UCAC4 421-108469 / (128778) 2004 RP200

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Carsten Ziolek O+ VID M356 CH GPS 19:53:11 19:53:41.749 19:53:42.482 19:54:11 0.017 0.017 0.73 5.8
2 show Andreas Schweizer O- VID M250 CH GPS 19:52:59 :: :: 19:53:59
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: sodis

Available (probably) matching predictions (click on the link to switch):
JPL#39 : 770d0120-ddb7-11f0-547e-ecc0ecb39ec9 [db: observed]

Using prediction 770d0120-ddb7-11f0-547e-ecc0ecb39ec9 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] : 770d0120-ddb7-11f0-547e-ecc0ecb39ec9 [observed]

 Occultation Date + Time   : 2025-09-20 at 19:52:13 UT +/- 0.01 min  [1]
 Object Designation        : (128778) 2004 RP200
 Orbit Class               : MBA
 Star Designation          : GDR3 4253850989959853440
 Star Coordinates (ICRF)   : RA = 18 59 54.4704, DE = -05 53 14.272  [2]
 Star Magnitudes           : G = 12.54 mag, RP = 11.73 mag, BP = 13.23 mag
 Object Magnitude          : V = 19.06 mag
 Estimated Magnitude Drop  : 6.5 mag
 Estimated Max. Duration   : 0.5 sec
 Object Mean Diameter      : 4.0 km  (src: astorb)
 Speed of the shadow       : 8.0 km/s
 Elongation to Moon & Sun  : 118° (sunlit = 1%), Sun = 107°
 Cross-track uncertainty   : 1.7 mas = 2 km = 0.58 path-width (1-sig)
 RUWE and duplicate source : 0.92 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#39
 Note                      : FP:true

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

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