Cora»Occultation

2023-11-11 / UCAC4 544-034880 / (53436) 1999 VB154

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT4
1	show	Peter Tickner	O-	VID	M356	GB	GPS	22:48:22	22:52:23
2	show	John Talbot	O-	VID	M303	GB	GPS	23:48:25	23:52:24
3	show	Tim Haymes	O-	VID	M280	GB	GPS	23:49:00	23:52:00

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

3 observations found in db: sodis

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

JPL#58 : 389cfe70-ddb4-11f0-547e-a3ef7f7f3b92 [db: observed]

Using prediction 389cfe70-ddb4-11f0-547e-a3ef7f7f3b92 for map and profile fit

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Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 389cfe70-ddb4-11f0-547e-a3ef7f7f3b92 [observed] Occultation Date + Time : 2023-11-11 at 23:37:53 UT +/- 0.09 min [1] Object Designation : (53436) 1999 VB154 Orbit Class : JTRO Star Designation : GDR3 3365356985250604800 Star Coordinates (ICRF) : RA = 06 51 57.0933, DE = +18 44 01.845 [2] Star Magnitudes : G = 11.92 mag, RP = 11.69 mag, BP = 12.05 mag Object Magnitude : V = 18.77 mag Estimated Magnitude Drop : 6.9 mag Estimated Max. Duration : 2.8 sec Object Mean Diameter : 17.5 km (src: astorb) Speed of the shadow : 6.3 km/s Elongation to Moon & Sun : 110° (sunlit = 2%), Sun = 127° Cross-track uncertainty : 2.3 mas = 7 km = 0.42 path-width (1-sig) RUWE and duplicate source : 1.11 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#58 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 389cfe70-ddb4-11f0-547e-a3ef7f7f3b92 [observed] Occultation Date + Time : 2023-11-11 at 23:37:53 UT +/- 0.09 min [1] Object Designation : (53436) 1999 VB154 Orbit Class : JTRO Star Designation : GDR3 3365356985250604800 Star Coordinates (ICRF) : RA = 06 51 57.0933, DE = +18 44 01.845 [2] Star Magnitudes : G = 11.92 mag, RP = 11.69 mag, BP = 12.05 mag Object Magnitude : V = 18.77 mag Estimated Magnitude Drop : 6.9 mag Estimated Max. Duration : 2.8 sec Object Mean Diameter : 17.5 km (src: astorb) Speed of the shadow : 6.3 km/s Elongation to Moon & Sun : 110° (sunlit = 2%), Sun = 127° Cross-track uncertainty : 2.3 mas = 7 km = 0.42 path-width (1-sig) RUWE and duplicate source : 1.11 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#58 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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