Cora»Occultation

2023-09-07 / UCAC4 381-102788 / (676) Melitta

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	David Lafuente Aznar, Silvia Calavia Belloc, Samuel Lafuente Calavia	O+	CCD	M200	ES	GPS	20:15:13	20:16:58.016	20:17:05.925	20:19:05	0.81	0.81	7.91	84.6

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#81 : 04b22180-ddb4-11f0-547e-5f26d1fcd6f4 [db: observed]

Using prediction 04b22180-ddb4-11f0-547e-5f26d1fcd6f4 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2023-09-07, 20:15 UT (JD = 2460195.344)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 5680	1.0	16.741	64°, -74°	2.457324e6	2871.3	0.0°	None	2020-10-05	not scaled	2019-10-23
# 5681	1.0	16.741	236°, -26°	2.457324e6	2871.3	0.0°	None	2020-10-05	not scaled	2019-10-23

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] : 04b22180-ddb4-11f0-547e-5f26d1fcd6f4 [observed] Occultation Date + Time : 2023-09-07 at 20:20:22 UT +/- 0.0 min [1] Object Designation : (676) Melitta Orbit Class : MBA Star Designation : GDR3 4147333056542943744 Star Coordinates (ICRF) : RA = 18 10 20.9777, DE = -13 55 03.035 [2] Star Magnitudes : G = 14.39 mag, RP = 13.7 mag, BP = 14.92 mag Object Magnitude : V = 14.66 mag Estimated Magnitude Drop : 0.9 mag Estimated Max. Duration : 7.5 sec Object Mean Diameter : 80.0 km (src: astorb) Speed of the shadow : 10.7 km/s Elongation to Moon & Sun : 164° (sunlit = 41%), Sun = 107° Cross-track uncertainty : 0.5 mas = 0 km = 0.01 path-width (1-sig) RUWE and duplicate source : 2.32 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#81 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 04b22180-ddb4-11f0-547e-5f26d1fcd6f4 [observed] Occultation Date + Time : 2023-09-07 at 20:20:22 UT +/- 0.0 min [1] Object Designation : (676) Melitta Orbit Class : MBA Star Designation : GDR3 4147333056542943744 Star Coordinates (ICRF) : RA = 18 10 20.9777, DE = -13 55 03.035 [2] Star Magnitudes : G = 14.39 mag, RP = 13.7 mag, BP = 14.92 mag Object Magnitude : V = 14.66 mag Estimated Magnitude Drop : 0.9 mag Estimated Max. Duration : 7.5 sec Object Mean Diameter : 80.0 km (src: astorb) Speed of the shadow : 10.7 km/s Elongation to Moon & Sun : 164° (sunlit = 41%), Sun = 107° Cross-track uncertainty : 0.5 mas = 0 km = 0.01 path-width (1-sig) RUWE and duplicate source : 2.32 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#81 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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