(199003) 2005 WJ56

(2005 WJ56 )

Discovery Circumstances:

LINEAR - Lincoln Laboratory ETS, New Mexico

29 Nov 2005

(1)

Orbital Type:

AT

(*)

Taxonomic Type:

-

-

Albedo:

0.20

( 2)

Diameter:(km)

0.71 km

( 3)

H:(mag)

18.10

(#)

G:

0.15

(#)

U-B:(mag)

-

-

B-V:(mag)

0.81

( 4)( 5)

V-R:(mag)

0.48

( 6)( 7)

R-I:(mag)

-

-

Rotation Period:(hrs)

4.3786

( 8)( 9)(10)

Quality:

3 !

( 8)( 9)(10)

Lightcurve Amplitude:(mag)

0.15

( 8)( 9)(10)

Spin Vector:

-

-

Sense of Rotation:

-

-

Radar Observations:

Y

(11)

Spectral Observations:

-

-

IR Observations:

-

-

Remarks

* - orbital type derived from osculating orbital elements

# - absolute magnitude H derived from astrometric observation via orbit determination - G value assumed to be 0.15

! - quality code according to Lagerkvist et al. (1989) in "Asteroids II" (Eds. R.P.Binzel et al.), Univ.Ariz.Press, Tucson, USA, pp. 1162-1179.

References

( 1) M.P.E.C. 2005-W96

(002) Reddy, V. et al. (2012) Icarus 219, 382-392. (Constraining albedo, diameter and composition of near-Earth asteroids via near-infrared spectroscopy) (1992JE,1992UY4,1999JD6,1999JM8,2003YE45,2004XP14,2005AD13,2005RC34,2005WJ56,2005YY93,2007DS84,2008QS11)

(003) Reddy, V. et al. (2012) Icarus 219, 382-392. (Constraining albedo, diameter and composition of near-Earth asteroids via near-infrared spectroscopy) (1992JE,1992UY4,1999JD6,1999JM8,2003YE45,2004XP14,2005AD13,2005RC34,2005WJ56,2005YY93,2007DS84,2008QS11)

(004) Betzler, A.S & A.B. Novaes (2008) MPB 35, 108-109. (COLORS OF POTENTIALLY HAZARDOUS ASTEROIDS 2005 WJ56 AND 2007 TU24)

(005) Betzler, A. et al. (2010) MPB 37, 95-97. (Photometric Observations of the Near-Earth Asteroids 1999 AP10 2000 TO64, 2000 UJ1, 2000 XK44, 2001 MZ7, 2003 QO104, 2005 RQ6, 2005 WJ56, and 2009 UN3)

(006) Betzler, A.S & A.B. Novaes (2008) MPB 35, 108-109. (COLORS OF POTENTIALLY HAZARDOUS ASTEROIDS 2005 WJ56 AND 2007 TU24)

(007) Betzler, A. et al. (2010) MPB 37, 95-97. (Photometric Observations of the Near-Earth Asteroids 1999 AP10 2000 TO64, 2000 UJ1, 2000 XK44, 2001 MZ7, 2003 QO104, 2005 RQ6, 2005 WJ56, and 2009 UN3)

(008) Hamanowa, H. and Hamanowa, H., (2008) Asteroid Lightcurve Data File

(009) Betzler, A.S & A.B. Novaes (2008) MPB 35, 108-109. (COLORS OF POTENTIALLY HAZARDOUS ASTEROIDS 2005 WJ56 AND 2007 TU24)

(010) R. Behrend Courbes des lumiere, Observatoire de Geneve website

(011) JPL's NEO Radar Detection Program Webpage


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