Cora»Occultation

2024-12-27 / HIP 54336 / (284471) 2007 HP21

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Zdenek Sikac	O-	VID	T150	CZ	NTP	05:04:00			05:08:01

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#32 : d0fdabf0-ddb5-11f0-547e-e2fcd7ce0d37 [db: observed]

JPL#32 : d0fdabf0-ddb5-11f0-547e-db27fffb75b4 [db: observed]

Using prediction d0fdabf0-ddb5-11f0-547e-e2fcd7ce0d37 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] : d0fdabf0-ddb5-11f0-547e-e2fcd7ce0d37 [observed] Occultation Date + Time : 2024-12-27 at 05:09:25 UT +/- 0.14 min [1] Object Designation : (284471) 2007 HP21 Orbit Class : MBA Star Designation : GDR3 3811456580944840704 Star Coordinates (ICRF) : RA = 11 06 53.5693, DE = +01 57 17.747 [2] Star Magnitudes : G = 5.25 mag, RP = 4.59 mag, BP = 5.76 mag Object Magnitude : V = 21.77 mag Estimated Magnitude Drop : 16.5 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 2.0 km (src: astorb) Speed of the shadow : 5.3 km/s Elongation to Moon & Sun : 65° (sunlit = 14%), Sun = 109° Cross-track uncertainty : 15.0 mas = 29 km = 14.81 path-width (1-sig) RUWE and duplicate source : 0.87 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#32 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : d0fdabf0-ddb5-11f0-547e-e2fcd7ce0d37 [observed] Occultation Date + Time : 2024-12-27 at 05:09:25 UT +/- 0.14 min [1] Object Designation : (284471) 2007 HP21 Orbit Class : MBA Star Designation : GDR3 3811456580944840704 Star Coordinates (ICRF) : RA = 11 06 53.5693, DE = +01 57 17.747 [2] Star Magnitudes : G = 5.25 mag, RP = 4.59 mag, BP = 5.76 mag Object Magnitude : V = 21.77 mag Estimated Magnitude Drop : 16.5 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 2.0 km (src: astorb) Speed of the shadow : 5.3 km/s Elongation to Moon & Sun : 65° (sunlit = 14%), Sun = 109° Cross-track uncertainty : 15.0 mas = 29 km = 14.81 path-width (1-sig) RUWE and duplicate source : 0.87 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#32 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)