2006 Polonskaya

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2006 Polonskaya
Discovery[1] and designation
Discovered by N. S. Chernykh
Discovery date 22 September 1973
Designations
 
Main belt
Orbital characteristics[2]
Epoch February 4, 2008 (JD 2454500.5)
Aphelion 415.038 Gm (2.774 AU)
Perihelion 280.622 Gm (1.876 AU)
347.830 Gm (2.325 AU)
Eccentricity 0.193
1294.973 d (3.55 a)
19.35 km/s
241.079°
Inclination 4.918°
1.107°
Physical characteristics
Dimensions 10 km
Mass ?×10? kg
Mean density
? g/cm³
Equatorial surface gravity
? m/s²
Equatorial escape velocity
? km/s
? d
?
?
0.10
Temperature ~183 K
?
12.6
S/2005 (2006) 1
Discovery
Discovered by D. Pray, P. Pravec, P. Kusnirak, W. Cooney, J. Gross, and D. Terrell
Discovery date 2005/11/01
Light curve
Orbital characteristics
8.5 km
Eccentricity ?
0.7979 ± 0.0008 d
19 hours, 9 ± 1 minutes
13 mas (maximum)
Satellite of 2006 Polonskaya
Physical characteristics
Dimensions 0.99 km
Volume 0.5 km3 (assumed)
6.6571 ± 0.0002 h
<3.3 fainter than primary
18.1

2006 Polonskoya is main belt asteroid. It was discovered on 22 September 1973 by N. S. Chernykh and named after Elene Ivanovna Kazimirchak-Polonskaya, a Russian astronomer. Polonskaya's diameter is approximately 10 km.

In 2005, it was claimed that lightcurve observations indicate that Polonskaya has a small moon about 0.99 km in diameter.[1] The moon's existence has not yet been confirmed.

References[edit]

  1. ^ Johnston, Robert. "(2006) Polonskaya". johnstonsarchive.net. Retrieved 28 May 2015. 

External links[edit]