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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1233334402718947 8.7532e-09  
a 2.262153223690303 5.8492e-09 au
q 1.983154084190421 2.2463e-08 au
i 4.919287751038737 2.1681e-07 deg
node 167.405925019685 3.0677e-06 deg
peri 204.8069733356616 7.0102e-06 deg
M 8.460623614854999 7.1843e-06 deg
tp 2459171.293378123606
(2020-Nov-17.79337812)
2.4816e-05 TDB
period 1242.743366699442
3.40
4.82e-06
1.32e-08
d
yr
n .2896816910446371 1.1235e-09 deg/d
Q 2.541152363190185 6.5707e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2945  
   data-arc span      15218 days (41.66 yr)  
   first obs. used      1979-07-21  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42418  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:58:35  

Additional Information
 Earth MOID = .982479 au 
 Jupiter MOID = 2.92295 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 13.61   n/a MPCxxxxx  
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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