Cora»Occultation

2025-11-27 / TYC 4743-01272-1 / (133862) 2004 BR38

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4
1	show	Carsten Ziolek	O-	VID	M356	CH	GPS	21:28:52	::	::	21:29:52
2	show	Michael Kohl	O-	VID	M200	CH	GPS	21:28:22	::	::	21:30:16
3	show	Stefan Meister	O-	VID	M200	CH	GPS	21:29:03	::	::	21:29:48

UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

3 observations found in db: sodis

Available (probably) matching predictions (click on the link to switch):

JPL#34 : c9c669f0-ddb8-11f0-547e-9c494fd73248 [db: observed]

Using prediction c9c669f0-ddb8-11f0-547e-9c494fd73248 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] : c9c669f0-ddb8-11f0-547e-9c494fd73248 [observed] Occultation Date + Time : 2025-11-27 at 21:26:52 UT +/- 0.05 min [1] Object Designation : (133862) 2004 BR38 Orbit Class : JTRO Star Designation : GDR3 3200711235020755072 Star Coordinates (ICRF) : RA = 04 44 29.7435, DE = -04 43 26.740 [2] Star Magnitudes : G = 11.64 mag, RP = 11.23 mag, BP = 11.9 mag Object Magnitude : V = 19.62 mag Estimated Magnitude Drop : 8.0 mag Estimated Max. Duration : 0.6 sec Object Mean Diameter : 11.1 km (src: astorb) Speed of the shadow : 18.6 km/s Elongation to Moon & Sun : 96° (sunlit = 46%), Sun = 153° Cross-track uncertainty : 9.7 mas = 30 km = 2.72 path-width (1-sig) RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#34 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : c9c669f0-ddb8-11f0-547e-9c494fd73248 [observed] Occultation Date + Time : 2025-11-27 at 21:26:52 UT +/- 0.05 min [1] Object Designation : (133862) 2004 BR38 Orbit Class : JTRO Star Designation : GDR3 3200711235020755072 Star Coordinates (ICRF) : RA = 04 44 29.7435, DE = -04 43 26.740 [2] Star Magnitudes : G = 11.64 mag, RP = 11.23 mag, BP = 11.9 mag Object Magnitude : V = 19.62 mag Estimated Magnitude Drop : 8.0 mag Estimated Max. Duration : 0.6 sec Object Mean Diameter : 11.1 km (src: astorb) Speed of the shadow : 18.6 km/s Elongation to Moon & Sun : 96° (sunlit = 46%), Sun = 153° Cross-track uncertainty : 9.7 mas = 30 km = 2.72 path-width (1-sig) RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#34 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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