2009 UD2

(2009 UD2 )

Discovery Circumstances:

Spacewatch - LPL/Spacewatch II

18 Oct 2009

(1)

Orbital Type:

AP

(*)

Taxonomic Type:

S

( 2)

Albedo:

-

-

Diameter:(km)

109 - 244 m

($)

H:(mag)

22.20

(#)

G:

0.15

(#)

U-B:(mag)

-

-

B-V:(mag)

-

-

V-R:(mag)

-

-

R-I:(mag)

-

-

Rotation Period:(hrs)

-

-

Quality:

-

-

Lightcurve Amplitude:(mag)

-

-

Spin Vector:

-

-

Sense of Rotation:

-

-

Radar Observations:

-

-

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

# - absolute magnitude H derived from astrometric observation via orbit determination - G value assumed to be 0.15

References

( 1) M.P.E.C. 2009-U37

(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)


NEODyS Page of 2009 UD2