Cora»Occultation

2025-11-09 / UCAC4 428-125388 / (61463) 2000 QT31

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Stefano Sposetti	O-	VID	M420	CH	GPS	18:16:30	::	::	18:18:30

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#48 : b0221530-ddb8-11f0-547e-c075ddfdcc8c [db: observed]

Using prediction b0221530-ddb8-11f0-547e-c075ddfdcc8c 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] : b0221530-ddb8-11f0-547e-c075ddfdcc8c [observed] Occultation Date + Time : 2025-11-09 at 18:10:24 UT +/- 0.05 min [1] Object Designation : (61463) 2000 QT31 Orbit Class : MBA Star Designation : GDR3 2635379288441883520 Star Coordinates (ICRF) : RA = 23 13 33.5385, DE = -04 32 53.285 [2] Star Magnitudes : G = 13.12 mag, RP = 12.64 mag, BP = 13.43 mag Object Magnitude : V = 18.98 mag Estimated Magnitude Drop : 5.9 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 2.8 km (src: astorb) Speed of the shadow : 6.8 km/s Elongation to Moon & Sun : 119° (sunlit = 76%), Sun = 120° Cross-track uncertainty : 8.3 mas = 8 km = 3.12 path-width (1-sig) RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#48 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : b0221530-ddb8-11f0-547e-c075ddfdcc8c [observed] Occultation Date + Time : 2025-11-09 at 18:10:24 UT +/- 0.05 min [1] Object Designation : (61463) 2000 QT31 Orbit Class : MBA Star Designation : GDR3 2635379288441883520 Star Coordinates (ICRF) : RA = 23 13 33.5385, DE = -04 32 53.285 [2] Star Magnitudes : G = 13.12 mag, RP = 12.64 mag, BP = 13.43 mag Object Magnitude : V = 18.98 mag Estimated Magnitude Drop : 5.9 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 2.8 km (src: astorb) Speed of the shadow : 6.8 km/s Elongation to Moon & Sun : 119° (sunlit = 76%), Sun = 120° Cross-track uncertainty : 8.3 mas = 8 km = 3.12 path-width (1-sig) RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#48 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)