( 4503) Cleobulus

(1989 WM = 1980 YS )

Discovery Circumstances:

C. S. Shoemaker - Palomar Mountain

28 Nov 1989

(1)

Orbital Type:

AM

(*)

Taxonomic Type:

Sq

( 2)

Albedo:

m

( 3)

Diameter:(km)

2.7 km

( 4)

H:(mag)

16.020

( 5)( 6)

G:

0.23

( 7)( 8)

U-B:(mag)

-

-

B-V:(mag)

-

-

V-R:(mag)

-

-

R-I:(mag)

-

-

Rotation Period:(hrs)

-

-

Quality:

-

-

Lightcurve Amplitude:(mag)

-

-

Spin Vector:

-

-

Sense of Rotation:

-

-

Radar Observations:

-

-

Spectral Observations:

Y

( 9)

IR Observations:

-

-

Remarks

* - orbital type derived from osculating orbital elements

References

( 1) I.A.U.Circ. 4917

(002) Binzel, R.P. et al. (2004) Icarus 170, 259-294. (Observed spectral properties of near-Earth objects: results for population distribution, source regions, and space weathering processes.)

(003) Binzel, R.P. et al. (2002) in "Asteroids III" (Eds. W.F.Bottke et al.), Univ.Ariz.Press, Tucson, USA, pp. 255-271. (Physical Properties of NEOs)

(004) Binzel, R.P. et al. (2002) in "Asteroids III" (Eds. W.F.Bottke et al.), Univ.Ariz.Press, Tucson, USA, pp. 255-271. (Physical Properties of NEOs)

(005) Pravec, P. et al. (2012) Icarus 221, 365-387 (Absolute magnitudes of asteroids and a revision of asteroid albedo estimates from WISE thermal observations)

(006) Wisniewski, W.Z. et al. (1997) Icarus 126, 395-449. (Photometric Observations of 125 Asteroids)

(007) Pravec, P. et al. (2012) Icarus 221, 365-387 (Absolute magnitudes of asteroids and a revision of asteroid albedo estimates from WISE thermal observations)

(008) Wisniewski, W.Z. et al. (1997) Icarus 126, 395-449. (Photometric Observations of 125 Asteroids)

(009) Binzel, R.P. et al. (2004) Icarus 170, 259-294. (Observed spectral properties of near-Earth objects: results for population distribution, source regions, and space weathering processes.)


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