(162181) 1999 LF6

(1999 LF6 )

Discovery Circumstances:

LINEAR - Lincoln Laboratory ETS, New Mexico

10 Jun 1999

(1)

Orbital Type:

AM

(*)

Taxonomic Type:

L;S/Sr

( 2)( 3)

Albedo:

0.127

( 4)( 5)

Diameter:(km)

0.856 km

( 6)( 7)

H:(mag)

18.20

(#)

G:

0.15

(#)

U-B:(mag)

-

-

B-V:(mag)

-

-

V-R:(mag)

-

-

R-I:(mag)

-

-

Rotation Period:(hrs)

14.77

( 8)( 9)(10)

Quality:

2 !

( 8)( 9)(10)

Lightcurve Amplitude:(mag)

0.17-0.23

( 8)( 9)(10)

Spin Vector:

-

-

Sense of Rotation:

-

-

Radar Observations:

Y

(11)

Spectral Observations:

-

-

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) M.P.E.C. 1999-L31

(002) Somers, J.M. et al. (2010) DPS 42, 1316. (abstract) (Optical Characterization Of Planetary Radar Targets, Low-deltaV, And Potentially Hazardous Asteroids: Results From 2009-2010)

(003) 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)

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

(005) Nugent, C.R. et al. (2015) Astrophys. J. 814_117 (13pp) (NEOWISE Reactivation Mission Year One: Preliminary Asteroid Diameters and Albedos)(201 NEOs)

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

(007) Nugent, C.R. et al. (2015) Astrophys. J. 814_117 (13pp) (NEOWISE Reactivation Mission Year One: Preliminary Asteroid Diameters and Albedos)(201 NEOs)

(008) Warner, B.D. (2014) MPB 41, 213-224. (NEAR-EARTH ASTEROID LIGHTCURVE ANALYSIS AT CS3-PALMER DIVIDE STATION: 2014 MARCH-JUNE) (38 NEA lightcurve data)

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

(010) Krugly, Yu. N. et al. (2006) IAU Symp. 236, 385-390. (Kharkiv study of near-Earth asteroids) (1036,1627,1685,1862,1980,3103,3200,4179,6611,8567,11405,13553,23187,54509,66251,100085,1999LF6,2004XP14,2005AB,2006CV69,2006BQ6)

(011) JPL's NEO Radar Detection Program Webpage


NEODyS Page of (162181) 1999 LF6