Cora»Occultation

2024-07-31 / UCAC4 413-084490 / (874) Rotraut

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Pierre Le Cam	O+	VID	M500	FR	GPS	01:07:09	01:08:32.50	01:08:39.10	01:10:06	0.2	0.2	6.60	64.0

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#90 : d33c9c40-ddb1-11f0-547e-9627ffff8a97 [db: observed]

JPL#90 : 1e6c04a0-ddb5-11f0-547e-578cffd55dde [db: observed]

Using prediction 1e6c04a0-ddb5-11f0-547e-578cffd55dde for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2024-07-31, 01:07 UT (JD = 2460522.547)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 652	None	14.301	2°, -36°	2.451074e6	9448.5	0.0°	None	None	not scaled	2013-02-11
# 653	None	14.301	201°, -41°	2.451074e6	9448.5	0.0°	None	None	not scaled	2013-02-11

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] : 1e6c04a0-ddb5-11f0-547e-578cffd55dde [observed] Occultation Date + Time : 2024-07-31 at 01:17:19 UT +/- 0.01 min [1] Object Designation : (874) Rotraut Orbit Class : MBA Star Designation : GDR3 4252650220185628416 Star Coordinates (ICRF) : RA = 18 39 07.5383, DE = -07 28 12.651 [2] Star Magnitudes : G = 14.68 mag, RP = 13.88 mag, BP = 15.34 mag Object Magnitude : V = 15.11 mag Estimated Magnitude Drop : 1.0 mag Estimated Max. Duration : 5.8 sec Object Mean Diameter : 56.5 km (src: astorb) Speed of the shadow : 9.7 km/s Elongation to Moon & Sun : 148° (sunlit = 20%), Sun = 148° Cross-track uncertainty : 0.4 mas = 0 km = 0.01 path-width (1-sig) RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#90 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 1e6c04a0-ddb5-11f0-547e-578cffd55dde [observed] Occultation Date + Time : 2024-07-31 at 01:17:19 UT +/- 0.01 min [1] Object Designation : (874) Rotraut Orbit Class : MBA Star Designation : GDR3 4252650220185628416 Star Coordinates (ICRF) : RA = 18 39 07.5383, DE = -07 28 12.651 [2] Star Magnitudes : G = 14.68 mag, RP = 13.88 mag, BP = 15.34 mag Object Magnitude : V = 15.11 mag Estimated Magnitude Drop : 1.0 mag Estimated Max. Duration : 5.8 sec Object Mean Diameter : 56.5 km (src: astorb) Speed of the shadow : 9.7 km/s Elongation to Moon & Sun : 148° (sunlit = 20%), Sun = 148° Cross-track uncertainty : 0.4 mas = 0 km = 0.01 path-width (1-sig) RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#90 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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