Cora»Occultation

2023-10-15 / UCAC4 309-262061 / (174898) 2004 BL111

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Jiri Kubanek	O-	VID	M303	CZ	GPS	18:34:00			18:37:00

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

1 observation found in db: sodis

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

JPL#28 : 29a8de70-ddb4-11f0-547e-4a026fefe675 [db: observed]

Using prediction 29a8de70-ddb4-11f0-547e-4a026fefe675 for map and profile fit

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Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 29a8de70-ddb4-11f0-547e-4a026fefe675 [observed] Occultation Date + Time : 2023-10-15 at 18:24:53 UT +/- 0.15 min [1] Object Designation : (174898) 2004 BL111 Orbit Class : MBA Star Designation : GDR3 6789622397601759232 Star Coordinates (ICRF) : RA = 21 21 28.3139, DE = -28 15 32.426 [2] Star Magnitudes : G = 11.22 mag, RP = 10.53 mag, BP = 11.76 mag Object Magnitude : V = 20.99 mag Estimated Magnitude Drop : 9.8 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 2.2 km (src: astorb) Speed of the shadow : 5.1 km/s Elongation to Moon & Sun : 100° (sunlit = 1%), Sun = 111° Cross-track uncertainty : 18.3 mas = 30 km = 13.95 path-width (1-sig) RUWE and duplicate source : 1.08 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#28 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 29a8de70-ddb4-11f0-547e-4a026fefe675 [observed] Occultation Date + Time : 2023-10-15 at 18:24:53 UT +/- 0.15 min [1] Object Designation : (174898) 2004 BL111 Orbit Class : MBA Star Designation : GDR3 6789622397601759232 Star Coordinates (ICRF) : RA = 21 21 28.3139, DE = -28 15 32.426 [2] Star Magnitudes : G = 11.22 mag, RP = 10.53 mag, BP = 11.76 mag Object Magnitude : V = 20.99 mag Estimated Magnitude Drop : 9.8 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 2.2 km (src: astorb) Speed of the shadow : 5.1 km/s Elongation to Moon & Sun : 100° (sunlit = 1%), Sun = 111° Cross-track uncertainty : 18.3 mas = 30 km = 13.95 path-width (1-sig) RUWE and duplicate source : 1.08 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#28 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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