( 37655) Illapa

(1994 PM )

Discovery Circumstances:

C. S. Shoemaker, E. M. Shoemaker - Palomar Mountain

1 Aug 1994

(1)

Orbital Type:

AP

(*)

Taxonomic Type:

-

-

Albedo:

-

-

Diameter:(km)

0.8 - 1.8 km

($)

H:(mag)

18.010

( 2)

G:

0.24

( 3)

U-B:(mag)

-

-

B-V:(mag)

-

-

V-R:(mag)

-

-

R-I:(mag)

-

-

Rotation Period:(hrs)

2.6556

( 4)( 5)

Quality:

3 !

( 4)( 5)

Lightcurve Amplitude:(mag)

0.11

( 4)( 5)

Spin Vector:

-

-

Sense of Rotation:

-

-

Radar Observations:

Y

( 6)

Spectral Observations:

-

-

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) M.P.E.C. 1994-P07

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

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

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

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

(006) JPL's NEO Radar Detection Program Webpage


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