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1979 Sakharov (2006 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2001979
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1011477859845566 1.6448e-08  
a 2.373148541670384 6.1422e-09 au
q 2.133109820867945 3.9103e-08 au
i 6.048305031020719 9.2415e-07 deg
node 202.6380672219227 6.315e-06 deg
peri 220.9779161574885 1.0998e-05 deg
M 173.8345070773258 7.4614e-06 deg
tp 2458751.708504614987
(2019-Sep-25.20850461)
2.7074e-05 TDB
period 1335.321405636397
3.66
5.1841e-06
1.419e-08
d
yr
n .2695980147404501 1.0467e-09 deg/d
Q 2.613187262472823 6.7634e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2619  
   data-arc span      22190 days (60.75 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45181  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 13:00:48  

Additional Information
 Earth MOID = 1.14946 au 
 Jupiter MOID = 2.6589 au 
 T_jup = 3.529 
[ 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 13.69   n/a MPO614063  
diameter diameter 4.760 km 0.211 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.5209 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2011) http://www.asu.cas.cz/~ppravec/neo.htm]
[Oey, J.; Inasaridze, R.Y.; Kvaratskhelia, O.I.; Ayvazian, V.; et al. (2013) Minor Planet Bull. 40, 169-172.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2013) http://www.asu.cas.cz/~ppravec/neo.htm]
[Oey, J. (2014) Minor Planet Bull. 41, 276-281.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.394   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

1979 Sakharov           Discovered 1960 Sept. 24 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Named in honor of Academician Andrej Dmitrievich Sakharov, distinguished physicist and mathematician -- and a courageous individual.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 6207Last Updated: 2006-03-21

Alternate Designations
 2006 P-L = 1971 SQ3 = 1982 SZ12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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