Cora»Occultation

2022-12-21 / UCAC4 505-001720 / (230) Athamantis

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Jordi Marco	O+	CCD	M235	ES	NTP	17:45:10	17:46:28.220	17:46:39.220	17:48:36	0.10	0.10	11.00	103.4

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#132 : 3c723ed0-ddb3-11f0-547e-a3b5dfe6ee32 [db: observed]

Using prediction 3c723ed0-ddb3-11f0-547e-a3b5dfe6ee32 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2022-12-21, 17:45 UT (JD = 2459935.240)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 185	None	23.985	74°, 27°	2.4422468368e6	17688.4	0.0°	this pole is slightly preferred	2013-07-24	115.0 +/- 12.0 km	2007-02-27
# 186	None	23.985	237°, 29°	2.4422468368e6	17688.4	0.0°	None	2013-07-24	116.0 +/- 12.0 km	2007-02-27

Q: model quality flag (0-5, 5=highest) | P: rotation period | λ,β: ecl. lon. and lat. of spin axis (J2000) | JD: initial time (epoch) | φ0: initial rotation angle for JD0

Image size: 300px. Transparent image background for copy & paste

Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 3c723ed0-ddb3-11f0-547e-a3b5dfe6ee32 [observed] Occultation Date + Time : 2022-12-21 at 17:49:47 UT +/- 0.01 min [1] Object Designation : (230) Athamantis Orbit Class : MBA Star Designation : GDR3 2583237049734132352 Star Coordinates (ICRF) : RA = 01 07 33.5021, DE = +10 51 54.161 [2] Star Magnitudes : G = 12.28 mag, RP = 11.65 mag, BP = 12.74 mag Object Magnitude : V = 11.39 mag Estimated Magnitude Drop : 0.4 mag Estimated Max. Duration : 11.6 sec Object Mean Diameter : 109.0 km (src: astorb) Speed of the shadow : 9.4 km/s Elongation to Moon & Sun : 133° (sunlit = 4%), Sun = 110° Cross-track uncertainty : 1.0 mas = 1 km = 0.01 path-width (1-sig) RUWE and duplicate source : 1.12 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#132 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 3c723ed0-ddb3-11f0-547e-a3b5dfe6ee32 [observed] Occultation Date + Time : 2022-12-21 at 17:49:47 UT +/- 0.01 min [1] Object Designation : (230) Athamantis Orbit Class : MBA Star Designation : GDR3 2583237049734132352 Star Coordinates (ICRF) : RA = 01 07 33.5021, DE = +10 51 54.161 [2] Star Magnitudes : G = 12.28 mag, RP = 11.65 mag, BP = 12.74 mag Object Magnitude : V = 11.39 mag Estimated Magnitude Drop : 0.4 mag Estimated Max. Duration : 11.6 sec Object Mean Diameter : 109.0 km (src: astorb) Speed of the shadow : 9.4 km/s Elongation to Moon & Sun : 133° (sunlit = 4%), Sun = 110° Cross-track uncertainty : 1.0 mas = 1 km = 0.01 path-width (1-sig) RUWE and duplicate source : 1.12 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#132 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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