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4964 Kourovka (1979 OD15)
Classification: Main-belt Asteroid          SPK-ID: 2004964
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1242910980350234 3.4084e-08  
a 2.262100088627236 7.8283e-09 au
q 1.980941184746633 7.6035e-08 au
i 4.91818114889109 3.4309e-06 deg
node 167.4631090993381 4.1206e-05 deg
peri 204.7866835991651 4.3956e-05 deg
M 194.7126529897489 1.6918e-05 deg
tp 2459171.062547009289
(2020-Nov-17.56254701)
5.9441e-05 TDB
period 1242.699581297078
3.40
6.4508e-06
1.766e-08
d
yr
n .2896918977185516 1.5038e-09 deg/d
Q 2.543258992507838 8.8013e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1994  
   data-arc span      14539 days (39.81 yr)  
   first obs. used      1979-07-21  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45142  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 00:47:58  

Additional Information
 Earth MOID = .980957 au 
 Jupiter MOID = 2.9164 au 
 T_jup = 3.604 
[ 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 13.6   n/a MPO384798  
diameter diameter 4.423 km 0.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.394   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4964 Kourovka (1979 OD15)          Discovered 1979-Jul-21 by Chernykh, N. S. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1979 OD15 = 1986 RY6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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