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2139 Makharadze (1970 MC)
Classification: Main-belt Asteroid          SPK-ID: 2002139
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1880257365423859 1.8173e-08  
a 2.461064081371941 6.7818e-09 au
q 1.998320694793972 4.7532e-08 au
i 2.179800156926797 8.4392e-07 deg
node 256.1424458641475 2.9879e-05 deg
peri 67.26849629357731 3.0306e-05 deg
M 51.3767938685769 7.643e-06 deg
tp 2459195.244708387026
(2020-Dec-11.74470839)
2.9422e-05 TDB
period 1410.206817615059
3.86
5.829e-06
1.596e-08
d
yr
n .255281704430299 1.0552e-09 deg/d
Q 2.92380746794991 8.0569e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3188  
   data-arc span      35388 days (96.89 yr)  
   first obs. used      1924-09-05  
   last obs. used      2021-07-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42821  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 08:23:55  

Additional Information
 Earth MOID = .986545 au 
 Jupiter MOID = 2.40101 au 
 T_jup = 3.464 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.92   n/a MPO636094  
diameter diameter 17.240 km 0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 11.9759 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2005) http://www.asu.cas.cz/~ppravec/neo.htm]
[Pray, D.P.; Galad, A.; Gajdos, S.; Kornos, L.; et al. (2006) Minor Planet Bull. 33, 26.]
geometric albedo albedo 0.045   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.653   0.053 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=4.52, mean=4.79, max.=5.06) deg.
U-B UB 0.231   0.080 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=4.52, mean=4.79, max.=5.06) deg.
Tholen spectral type spec_T F   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

2139 Makharadze (1970 MC)          Discovered 1970-Jun-30 by Smirnova, T. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1970 MC = 1928 TF = 1955 SS1 = 1955 UA1 = 1970 PJ = 1974 QN = 1977 ER1 = A924 RB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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