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2025-11-07 / UCAC4 690-042237 / (63891) 2001 SN4

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Daniel Blazewicz, Nikodem Blazewicz O+ VID M350 PL GPS 17:54:21 17:56:25.15 17:56:26.42 17:58:34 0.200 0.150 1.27 8.3
2 show Vitali Nevski O- VID M300 BY GPS 17:54:26 :: :: 17:56:26
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#50 : ae32c850-ddb8-11f0-547e-d30972ff4bb1 [db: observed]
Using prediction ae32c850-ddb8-11f0-547e-d30972ff4bb1 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] : ae32c850-ddb8-11f0-547e-d30972ff4bb1 [observed] Occultation Date + Time : 2025-11-07 at 17:41:38 UT +/- 0.02 min [1] Object Designation : (63891) 2001 SN4 Orbit Class : MBA Star Designation : GDR3 0969698135337145472 Star Coordinates (ICRF) : RA = 06 04 49.3291, DE = +47 51 17.335 [2] Star Magnitudes : G = 14.78 mag, RP = 14.22 mag, BP = 15.17 mag Object Magnitude : V = 19.1 mag Estimated Magnitude Drop : 4.3 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 4.8 km (src: astorb) Speed of the shadow : 6.5 km/s Elongation to Moon & Sun : 24° (sunlit = 93%), Sun = 130° Cross-track uncertainty : 0.7 mas = 1 km = 0.23 path-width (1-sig) RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#50 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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