(159399) 1998 UL1

(1998 UL1 )

Discovery Circumstances:

LINEAR - Lincoln Laboratory ETS, New Mexico

18 Oct 1998

(1)

Orbital Type:

AM

(*)

Taxonomic Type:

-

-

Albedo:

0.27

( 2)

Diameter:(km)

1.24 km

( 3)

H:(mag)

16.60

(#)

G:

0.15

(#)

U-B:(mag)

-

-

B-V:(mag)

-

-

V-R:(mag)

-

-

R-I:(mag)

-

-

Rotation Period:(hrs)

4.01

( 4)

Quality:

2 !

( 4)

Lightcurve Amplitude:(mag)

0.12

( 4)

Spin Vector:

-

-

Sense of Rotation:

-

-

Radar Observations:

-

-

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. 1998-U13

(002) 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)

(003) 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)

(004) Warner, B.D. (2016) MPB 43, 143-154. (NEAR-EARTH ASTEROID LIGHTCURVE ANALYSIS AT CS3-PALMER DIVIDE STATION: 2015 OCTOBER-DECEMBER)(36NEAs)


NEODyS Page of (159399) 1998 UL1