( 11500) Tomaiyowit

(1989 UR )

Discovery Circumstances:

J. E. Mueller, J. D. Mendenhall - Palomar Mountain

28 Oct 1989

(1)

Orbital Type:

AP

(*)

Taxonomic Type:

S

( 2)( 3)( 4)( 5)

Albedo:

0.130

( 6)( 7)( 8)

Diameter:(km)

0.74 km

( 9)(10)(11)

H:(mag)

18.490

(12)(13)

G:

0.19

(14)(15)

U-B:(mag)

-

-

B-V:(mag)

-

-

V-R:(mag)

-

-

R-I:(mag)

-

-

Rotation Period:(hrs)

73.0

(16)(17)(18)

Quality:

3 !

(16)(17)(18)

Lightcurve Amplitude:(mag)

0.5

(16)(17)(18)

Spin Vector:

-

-

Sense of Rotation:

-

-

Radar Observations:

Y

(19)

Spectral Observations:

Y

(20)(21)

IR Observations:

-

-

Remarks

* - orbital type derived from osculating orbital elements

! - 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. 4891

(002) Bus, S.J. & Binzel, R.P. (2002) Icarus 158,106-145. (Phase II of the Small Main-Belt Asteroid Spectrographic Survey: A Feature-Based Taxonomy.)

(003) 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.)

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

(005) DeMeo, F.E. et al. (2014) Icarus 227, 112-122. (Mars encounters cause fresh surfaces on some near-Earth asteroids) (contains taxonomic classification of 249 NEAs)

(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) Mainzer, A. et al. (2011) ApJ 743, 156. (NEOWISE Observations of Near-Earth Objects: Preliminary Results) (albedo and diameters of 428 NEOs)

(008) 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)

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

(010) Mainzer, A. et al. (2011) ApJ 743, 156. (NEOWISE Observations of Near-Earth Objects: Preliminary Results) (albedo and diameters of 428 NEOs)

(011) 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)

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

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

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

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

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

(017) Sarneczky, K. et al. (1999) Astron. Astrophys. Suppl. Ser. 137, 363-368. (CCD observations of 11 faint asteroids)(1089, 1452, 2415, 9262, 1998 FM5, 1989 UR; 792, 1508, 1604, 1865; 1727)

(018) Betzler, A.S. & A. B. Novaes (2008) MPB 35, 101-102. (PHOTOMETRIC OBSERVATIONS OF THE NEAR EARTH ASTEROIDS 1989 UR AND 2007 XH16)

(019) JPL's NEO Radar Detection Program Webpage

(020) Bus, S.J. & Binzel, R.P. (2002) Icarus 158,106-145. (Phase II of the Small Main-Belt Asteroid Spectrographic Survey: A Feature-Based Taxonomy.)

(021) 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.)


NEODyS Page of ( 11500) Tomaiyowit