2139 Makharadze Explained

Minorplanet:yes
2139 Makharadze
Background:
  1. D6D6D6
Discovery Ref: 
Discovered:30 June 1970
Mpc Name:(2139) Makharadze
Alt Names:1970 MC1928 TF

1970 PJ1974 QN
A924 RB
Mp Category:main-beltNysa 
Orbit Ref: 
Epoch:4 September 2017 (JD 2458000.5)
Uncertainty:0
Observation Arc:91.98 yr (33,594 days)
Perihelion:1.9997 AU
Semimajor:2.4619 AU
Eccentricity:0.1878
Period:3.86 yr (1,411 days)
Mean Motion: / day
Inclination:2.1801°
Asc Node:256.16°
Arg Peri:67.561°
Dimensions:8 km
km
Spectral Type:Tholen = F F 
B–V = 0.653
U–B = 0.231
Abs Magnitude:12.80

2139 Makharadze, provisional designation, is a rare-type Nysa asteroid from the inner region of the asteroid belt, approximately in diameter. It was discovered on 30 June 1970, by Russian astronomer Tamara Smirnova at the Crimean Astrophysical Observatory in Nauchnyj.

Orbit and classification

Makharadze belongs to the Nysa family of asteroids. It orbits the Sun in the inner main-belt at a distance of 2.0–2.9 AU once every 3 years and 10 months (1,411 days). Its orbit has an eccentricity of 0.19 and an inclination of 2° with respect to the ecliptic.

Physical characteristics

In the Tholen classification, Makharadze is a F-type asteroid. It has a rotation period of 11.9759 hours with a brightness variation of 0.38 magnitude.

Naming

This minor planet was named after the Georgian city of Ozurgeti, formerly known as Makharadze. Makharadze is the twin city of Genichesk, Tamara Smirnova's Ukrainian birthplace. The approved naming citation was published on 8 February 1982 .

References

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