Cora»Occultation

2024-11-06 / UCAC4 346-192982 / (1680) Per Brahe

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Antonio Vecchione	O+	VID	M250	IT	NTP	18:57:03	18:57:56.00	18:57:57.10	18:59:02	0.05	0.05	1.10	21.0
2	show	Alfonso Noschese	O-	VID	M300	IT	GPS	18:57:27			18:58:26

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#76 : a0fab790-ddb5-11f0-547e-25c8423c103f [db: observed]

Using prediction a0fab790-ddb5-11f0-547e-25c8423c103f for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2024-11-06, 18:56 UT (JD = 2460621.289)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 4681	1.0	3.426	133°, -18°	2.457227e6	3394.3	0.0°	None	2020-10-05	not scaled	2019-10-23
# 4682	1.0	3.426	314°, -27°	2.457227e6	3394.3	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] : a0fab790-ddb5-11f0-547e-25c8423c103f [observed] Occultation Date + Time : 2024-11-06 at 18:54:23 UT +/- 0.0 min [1] Object Designation : (1680) Per Brahe Orbit Class : MBA Star Designation : GDR3 6832270288979903616 Star Coordinates (ICRF) : RA = 21 08 32.2085, DE = -20 57 22.855 [2] Star Magnitudes : G = 11.79 mag, RP = 11.09 mag, BP = 12.34 mag Object Magnitude : V = 16.39 mag Estimated Magnitude Drop : 4.6 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 14.1 km (src: astorb) Speed of the shadow : 19.1 km/s Elongation to Moon & Sun : 29° (sunlit = 25%), Sun = 88° Cross-track uncertainty : 0.3 mas = 0 km = 0.04 path-width (1-sig) RUWE and duplicate source : 0.9 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#76 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : a0fab790-ddb5-11f0-547e-25c8423c103f [observed] Occultation Date + Time : 2024-11-06 at 18:54:23 UT +/- 0.0 min [1] Object Designation : (1680) Per Brahe Orbit Class : MBA Star Designation : GDR3 6832270288979903616 Star Coordinates (ICRF) : RA = 21 08 32.2085, DE = -20 57 22.855 [2] Star Magnitudes : G = 11.79 mag, RP = 11.09 mag, BP = 12.34 mag Object Magnitude : V = 16.39 mag Estimated Magnitude Drop : 4.6 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 14.1 km (src: astorb) Speed of the shadow : 19.1 km/s Elongation to Moon & Sun : 29° (sunlit = 25%), Sun = 88° Cross-track uncertainty : 0.3 mas = 0 km = 0.04 path-width (1-sig) RUWE and duplicate source : 0.9 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#76 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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