Cora»Occultation

2025-10-05 / UCAC4 284-206535 / (742) Edisona

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Deborah Smith	O+	VID	M200	ES	GPS	19:30:01	19:32:00.782	19:32:04.858	19:34:01	0.871	0.871	4.08	42.4

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#80 : 831c3430-ddb8-11f0-547e-a365d75ffd98 [db: observed]

Using prediction 831c3430-ddb8-11f0-547e-a365d75ffd98 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2025-10-05, 19:32 UT (JD = 2460954.314)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 929	3.0	18.583	9°, -64°	2.450857e6	10097.3	0.0°	None	2017-04-03	not scaled	2017-03-31
# 930	3.0	18.583	170°, -39°	2.450857e6	10097.3	0.0°	None	2017-04-03	not scaled	2017-03-31

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] : 831c3430-ddb8-11f0-547e-a365d75ffd98 [observed] Occultation Date + Time : 2025-10-05 at 19:26:14 UT +/- 0.01 min [1] Object Designation : (742) Edisona Orbit Class : MBA Star Designation : GDR3 6699640633728405888 Star Coordinates (ICRF) : RA = 20 15 06.9307, DE = -33 12 03.864 [2] Star Magnitudes : G = 14.96 mag, RP = 14.32 mag, BP = 15.43 mag Object Magnitude : V = 14.55 mag Estimated Magnitude Drop : 0.6 mag Estimated Max. Duration : 4.4 sec Object Mean Diameter : 45.6 km (src: astorb) Speed of the shadow : 10.4 km/s Elongation to Moon & Sun : 57° (sunlit = 97%), Sun = 105° Cross-track uncertainty : 0.4 mas = 0 km = 0.01 path-width (1-sig) RUWE and duplicate source : 1.07 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#80 Note : FP:true Object is a Gaia mass determination target ! [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 831c3430-ddb8-11f0-547e-a365d75ffd98 [observed] Occultation Date + Time : 2025-10-05 at 19:26:14 UT +/- 0.01 min [1] Object Designation : (742) Edisona Orbit Class : MBA Star Designation : GDR3 6699640633728405888 Star Coordinates (ICRF) : RA = 20 15 06.9307, DE = -33 12 03.864 [2] Star Magnitudes : G = 14.96 mag, RP = 14.32 mag, BP = 15.43 mag Object Magnitude : V = 14.55 mag Estimated Magnitude Drop : 0.6 mag Estimated Max. Duration : 4.4 sec Object Mean Diameter : 45.6 km (src: astorb) Speed of the shadow : 10.4 km/s Elongation to Moon & Sun : 57° (sunlit = 97%), Sun = 105° Cross-track uncertainty : 0.4 mas = 0 km = 0.01 path-width (1-sig) RUWE and duplicate source : 1.07 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#80 Note : FP:true Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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