Cora»Occultation

2025-08-15 / UCAC4 410-085407 / (331882) 2004 CR120

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Stefano Sposetti	O-	VID	M420	CH	GPS	20:31:22	::	::	20:33:22
2	show	Andreas Schweizer	O-	VID	M250	CH	GPS	20:31:44	::	::	20:32:44

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#31 : 4b3ce100-ddb7-11f0-547e-d038fd7f3d0d [db: observed]

JPL#31 : 4b3d0810-ddb7-11f0-547e-6a67afbd6c3e [db: observed]

Using prediction 4b3ce100-ddb7-11f0-547e-d038fd7f3d0d for map and profile fit

Get observations as KML file (reduced site location resolution)

Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 4b3ce100-ddb7-11f0-547e-d038fd7f3d0d [observed] Occultation Date + Time : 2025-08-15 at 20:57:06 UT +/- 0.13 min [1] Object Designation : (331882) 2004 CR120 Orbit Class : MBA Star Designation : GDR3 4251789169511158400 Star Coordinates (ICRF) : RA = 18 42 37.4776, DE = -08 11 09.241 [2] Star Magnitudes : G = 14.8 mag, RP = 13.45 mag, BP = 16.56 mag Object Magnitude : V = 20.19 mag Estimated Magnitude Drop : 5.4 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 3.1 km (src: astorb) Speed of the shadow : 8.8 km/s Elongation to Moon & Sun : 125° (sunlit = 54%), Sun = 136° Cross-track uncertainty : 2.1 mas = 3 km = 1.11 path-width (1-sig) RUWE and duplicate source : 1.68 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#31 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 4b3ce100-ddb7-11f0-547e-d038fd7f3d0d [observed] Occultation Date + Time : 2025-08-15 at 20:57:06 UT +/- 0.13 min [1] Object Designation : (331882) 2004 CR120 Orbit Class : MBA Star Designation : GDR3 4251789169511158400 Star Coordinates (ICRF) : RA = 18 42 37.4776, DE = -08 11 09.241 [2] Star Magnitudes : G = 14.8 mag, RP = 13.45 mag, BP = 16.56 mag Object Magnitude : V = 20.19 mag Estimated Magnitude Drop : 5.4 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 3.1 km (src: astorb) Speed of the shadow : 8.8 km/s Elongation to Moon & Sun : 125° (sunlit = 54%), Sun = 136° Cross-track uncertainty : 2.1 mas = 3 km = 1.11 path-width (1-sig) RUWE and duplicate source : 1.68 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#31 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)