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3195 Fedchenko (1978 PT2)
Classification: Main-belt Asteroid          SPK-ID: 2003195
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0611489204456537 4.8861e-08  
a 2.912458102094087 1.4315e-08 au
q 2.734364433307837 1.4028e-07 au
i .8645845383296012 3.9469e-06 deg
node 274.6078739949725 0.00035294 deg
peri 59.75344800295557 0.00035464 deg
M 147.8830766381756 3.6024e-05 deg
tp 2458254.731676045469
(2018-May-16.23167605)
0.00018082 TDB
period 1815.465317106642
4.97
1.3384e-05
3.664e-08
d
yr
n .1982962696162889 1.4619e-09 deg/d
Q 3.090551770880338 1.519e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2246  
   data-arc span      24338 days (66.63 yr)  
   first obs. used      1953-09-07  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45327  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:50:37  

Additional Information
 Earth MOID = 1.72422 au 
 Jupiter MOID = 2.14098 au 
 T_jup = 3.280 
[ 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 12.6   n/a MPO452208  
diameter diameter 8.560 km 0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.264   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3195 Fedchenko (1978 PT2)          Discovered 1978-Aug-08 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1978 PT2 = 1964 WA1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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