( 3553) Mera

(1985 JA )

Discovery Circumstances:

C. S. Shoemaker - Palomar Mountain

14 May 1985

(1)

Orbital Type:

AM

(*)( 2)( 3)( 4)

Taxonomic Type:

S-

( 5)

Albedo:

-

-

Diameter:(km)

1.6 - 3.5 km

($)

H:(mag)

16.650

( 6)( 7)

G:

0.24

( 8)

U-B:(mag)

-

-

B-V:(mag)

-

-

V-R:(mag)

-

-

R-I:(mag)

-

-

Rotation Period:(hrs)

3.1944

( 9)(10)

Quality:

2 !

( 9)(10)

Lightcurve Amplitude:(mag)

0.08

( 9)(10)

Spin Vector:

-

-

Sense of Rotation:

-

-

Radar Observations:

-

-

Spectral Observations:

Y

(11)

IR Observations:

-

-

Remarks

* - orbital type derived from osculating orbital elements

$ - diameter range derived from H and assumed albedo for C and S type - 0.04 and 0.20 respectively

! - 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) I.A.U.Circ. 4063

(002) Milani, A. et al. (1989) Icarus 78, 212-269. (Dynamics of planet-crossing asteroids - Classes of orbital behavior - project Spaceguard)

(003) Hahn, G. & C.-I. Lagerkvist (1988) Celest. Mech. 43, 285-302. (Orbital evolution studies of planet-crossing asteroids)

(004) Hahn, G. & C.-I. Lagerkvist (1988) in "The Few Body Problem" (Ed.M.J. Valtonen), Kluwer Acad. Publ., Dordrecht, Netherlands, pp. 143-146. (Long-term orbital evolution studies of Aten-Apollo-Amor objects)

(005) Lazzarin, M., Marchi,S. & Magrin, S. (2010) SINEO Database (Spectroscopic Investiation of Near-Earth Objects)

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

(007) Galad, A. et al. (2005) Earth, Moon and Planets 97, 147-163. (Joint lightcurve observations of 10 near-Earth asteroids from Modra and Ondrejov) (3553,22753,31669,40267,66146,88188,103067,1001CB21,2004LJ1,2004XO14,)

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

(009) Galad, A. et al. (2005) Earth, Moon and Planets 97, 147-163. (Joint lightcurve observations of 10 near-Earth asteroids from Modra and Ondrejov) (3553,22753,31669,40267,66146,88188,103067,1001CB21,2004 LJ1,2004XO14,)

(010) Petr Pravec's Ondrejov NEO Photometric Program Webpage "Prepublished Periods"

(011) Lazzarin, M., Marchi,S. & Magrin, S. (2010) SINEO Database (Spectroscopic Investiation of Near-Earth Objects)


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