Cora»Occultation

2024-08-11 / UCAC4 514-008961 / (256) Walpurga

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Tomas Janik, Bohuslav Matous	O+	CCD	T600	CZ	GPS	01:13:48	01:14:45.80	01:14:48.17	01:15:21	0.02	0.05	2.37	66.8

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 : 4c2900a0-ddb5-11f0-547e-cf997fd2cd08 [db: observed]

Using prediction 4c2900a0-ddb5-11f0-547e-cf997fd2cd08 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2024-08-11, 01:14 UT (JD = 2460533.551)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 4071	1.0	16.660	220°, 73°	2.448894e6	11639.6	0.0°	None	2019-09-26	not scaled	2019-05-07

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] : 4c2900a0-ddb5-11f0-547e-cf997fd2cd08 [observed] Occultation Date + Time : 2024-08-11 at 01:17:26 UT +/- 0.0 min [1] Object Designation : (256) Walpurga Orbit Class : MBA Star Designation : GDR3 3296126819720545280 Star Coordinates (ICRF) : RA = 04 53 12.4792, DE = +12 36 05.000 [2] Star Magnitudes : G = 13.65 mag, RP = 12.9 mag, BP = 14.27 mag Object Magnitude : V = 16.05 mag Estimated Magnitude Drop : 2.5 mag Estimated Max. Duration : 2.3 sec Object Mean Diameter : 63.3 km (src: astorb) Speed of the shadow : 28.2 km/s Elongation to Moon & Sun : 136° (sunlit = 35%), Sun = 66° Cross-track uncertainty : 0.3 mas = 0 km = 0.01 path-width (1-sig) RUWE and duplicate source : 0.96 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] : 4c2900a0-ddb5-11f0-547e-cf997fd2cd08 [observed] Occultation Date + Time : 2024-08-11 at 01:17:26 UT +/- 0.0 min [1] Object Designation : (256) Walpurga Orbit Class : MBA Star Designation : GDR3 3296126819720545280 Star Coordinates (ICRF) : RA = 04 53 12.4792, DE = +12 36 05.000 [2] Star Magnitudes : G = 13.65 mag, RP = 12.9 mag, BP = 14.27 mag Object Magnitude : V = 16.05 mag Estimated Magnitude Drop : 2.5 mag Estimated Max. Duration : 2.3 sec Object Mean Diameter : 63.3 km (src: astorb) Speed of the shadow : 28.2 km/s Elongation to Moon & Sun : 136° (sunlit = 35%), Sun = 66° Cross-track uncertainty : 0.3 mas = 0 km = 0.01 path-width (1-sig) RUWE and duplicate source : 0.96 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

More Data and Informations

SiMDA \| 3D Asteroid Catalogue \| Johnston Archive \| Star at CDS (Vizier) \| JPL Small-Body Node \| Minor Planet Center \| Wikipedia

(If error 404: link not valid which means no data available)

Aladin Sky Atlas

Loading sky atlas…

Aladin Lite direct link (has Gaia overlay)