( 4953) 1990 MU

(1990 MU )

Discovery Circumstances:

R. H. McNaught - Siding Spring Observatory

23 Jun 1990

(1)

Orbital Type:

AP

(*)( 2)

Taxonomic Type:

Q,R;S

( 3)( 4)

Albedo:

0.52

( 5)( 6)( 7)

Diameter:(km)

2.80 km

( 8)( 9)(10)

H:(mag)

15.10

(11)(12)

G:

0.15

(#)

U-B:(mag)

-

-

B-V:(mag)

-

-

V-R:(mag)

-

-

R-I:(mag)

-

-

Rotation Period:(hrs)

14.218

(13)(14)

Quality:

3 !

(13)(14)

Lightcurve Amplitude:(mag)

0.68

(13)(14)

Spin Vector:

-

-

Sense of Rotation:

-

-

Radar Observations:

Y

(15)(16)

Spectral Observations:

Y

(17)(18)

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) I.A.U.Circ. 5062

(002) Kelley, M.S. et al (2014) Icarus 233, 61-65. (Surface Composition of Near-Earth Asteroid (4953) 1990 MU: Possible Fragment of (6) Hebe)

(003) Hicks, M.D. et al. (1998) Icarus 133, 69-78. (The Unusual Spectra of 15 Near-Earth Asteroids and Extinct Comet Candidates)(1566,1620,2063,2102,2201,3200,4953,6053,6489,7092,8176,1994ES1,1995CR,1996JA1 )

(004) Whiteley, R.J. (2001) PhD. Thesis, University of Hawaii. (A Compositional and Dynamical Survey of the Near-Earth Asteroids)

(005) Harris(DLR), A.W. et al. (2011) Astron. J. 141, 75. (ExploreNEOs. II. THE ACCURACY OF THE WARM SPITZER NEAR-EARTH OBJECT SURVEY)

(006) 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)

(007) Trilling, D.E. et al. (2010) Astron. Journal 140, 770-784. (EXPLORENEOs. I. DESCRIPTION AND FIRST RESULTS FROM THE WARM SPITZER NEAR-EARTH OBJECT SURVEY) (diameters & albedos for 101 NEOs)

(008) Harris(DLR), A.W. et al. (2011) Astron. J. 141, 75. (ExploreNEOs. II. THE ACCURACY OF THE WARM SPITZER NEAR-EARTH OBJECT SURVEY)

(009) 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)

(010) Trilling, D.E. et al. (2010) Astron. Journal 140, 770-784. (EXPLORENEOs. I. DESCRIPTION AND FIRST RESULTS FROM THE WARM SPITZER NEAR-EARTH OBJECT SURVEY) (diameters & albedos for 101 NEOs)

(011) Mottola, S. et al. (1995) Icarus 117, 62-70. (The near-earth objects follow-up program: First results.)(1981,2062,4953,5633,5797,5836,1993BX3,1994AW1,1994JF1,1994LC1)

(012) Erikson, A. et al. (2000) Icarus 147, 487-497. (The Near-Earth Objects Follow-Up Program III: 32 Lightcurves for 12 Objects from 1992 to 1995) (433,1917,2368,3753,4769,4953,6491, 1995 EK1, 1995 FJ; 5738,7467,1995 LH)

(013) Mottola, S. et al. (1995) Icarus 117, 62-70. (The near-earth objects follow-up program: First results.)(1981,2062,4953,5633,5797,5836,1993BX3,1994AW1,1994JF1,1994LC1)

(014) Erikson, A. et al. (2000) Icarus 147, 487-497. (The Near-Earth Objects Follow-Up Program III: 32 Lightcurves for 12 Objects from 1992 to 1995) (433,1917,2368,3753,4769,4953,6491, 1995 EK1, 1995 FJ; 5738,7467,1995 LH)

(015) JPL's NEO Radar Detection Program Webpage

(016) Taylor, P.A. et al. (2012) CBET 3176. ((5143) HERACLES) (Radar binary detection)

(017) Hicks, M.D. et al. (1998) Icarus 133, 69-78. (The Unusual Spectra of 15 Near-Earth Asteroids and Extinct Comet Candidates)(1566,1620,2063,2102,2201,3200,4953,6053,6489,7092,8176,1994ES1,1995CR,1996JA1 )

(018) Fevig. R.A. and U. Fink (2007) Icarus 188, 175-188. (Spectral observations of 19 weathered and 23 fresh NEAs and their correlations with orbital parameters)(433,1036,1627,1685,1862,1866,1943,1980,3103,3122,3199,3671,4183,4341,4954,5587,5751,5836,6037,7358,7482,7753,7822,7977,8201,10563,11066,13651,13651,19356,20236,20255,35107,85490,J97GD32,J97UH9,J97US9,J98HE3,J98HT31,J98ME3,J98MS2,K04LC2)


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