Cora»Occultation

2022-12-29 / UCAC4 576-011699 / (2054) Gawain

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Philip Denyer	O-	VID	M235	GB	GPS	20:30:40			20:33:28
2	show	Simon Kidd	O-	VID	M350	GB	GPS	20:31:10			21:33:10

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#59 : 4129fa80-ddb3-11f0-547e-ef76291f4964 [db: observed]

Using prediction 4129fa80-ddb3-11f0-547e-ef76291f4964 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] : 4129fa80-ddb3-11f0-547e-ef76291f4964 [observed] Occultation Date + Time : 2022-12-29 at 20:31:32 UT +/- 0.0 min [1] Object Designation : (2054) Gawain Orbit Class : MBA Star Designation : GDR3 0147990111866415360 Star Coordinates (ICRF) : RA = 04 33 55.0286, DE = +25 05 13.554 [2] Star Magnitudes : G = 12.74 mag, RP = 11.71 mag, BP = 13.84 mag Object Magnitude : V = 16.87 mag Estimated Magnitude Drop : 4.2 mag Estimated Max. Duration : 2.8 sec Object Mean Diameter : 24.5 km (src: astorb) Speed of the shadow : 8.8 km/s Elongation to Moon & Sun : 65° (sunlit = 48%), Sun = 152° Cross-track uncertainty : 0.3 mas = 0 km = 0.02 path-width (1-sig) RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#59 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 4129fa80-ddb3-11f0-547e-ef76291f4964 [observed] Occultation Date + Time : 2022-12-29 at 20:31:32 UT +/- 0.0 min [1] Object Designation : (2054) Gawain Orbit Class : MBA Star Designation : GDR3 0147990111866415360 Star Coordinates (ICRF) : RA = 04 33 55.0286, DE = +25 05 13.554 [2] Star Magnitudes : G = 12.74 mag, RP = 11.71 mag, BP = 13.84 mag Object Magnitude : V = 16.87 mag Estimated Magnitude Drop : 4.2 mag Estimated Max. Duration : 2.8 sec Object Mean Diameter : 24.5 km (src: astorb) Speed of the shadow : 8.8 km/s Elongation to Moon & Sun : 65° (sunlit = 48%), Sun = 152° Cross-track uncertainty : 0.3 mas = 0 km = 0.02 path-width (1-sig) RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#59 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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