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JPL Small-Body Database Browser
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2657 Bashkiria (1979 SB7)
Classification: Main-belt Asteroid          SPK-ID: 2002657
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .158636151197306 3.7736e-08  
a 3.173225747928017 1.5548e-08 au
q 2.669837428396524 1.2426e-07 au
i 2.243245246163719 4.4412e-06 deg
node 50.21092158915211 9.5954e-05 deg
peri 13.57305088096913 9.6882e-05 deg
M 14.50661488130926 1.2698e-05 deg
tp 2458917.301889719383
(2020-Mar-08.80188972)
7.2685e-05 TDB
period 2064.66635711218
5.65
1.5175e-05
4.155e-08
d
yr
n .1743623122253645 1.2815e-09 deg/d
Q 3.676614067459511 1.8015e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2553  
   data-arc span      20915 days (57.26 yr)  
   first obs. used      1962-11-01  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47638  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:27:37  

Additional Information
 Earth MOID = 1.68323 au 
 Jupiter MOID = 1.64691 au 
 T_jup = 3.181 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.1   n/a MPO337270  
diameter diameter 21.229 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2657 Bashkiria (1979 SB7)          Discovered 1979-Sep-23 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1979 SB7 = 1962 VD = 1968 UH1 = 1976 GO1 = 1976 GX8 = 1981 AJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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