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3965 Konopleva (1975 VA9)
Classification: Main-belt Asteroid          SPK-ID: 2003965
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1564392403361813 3.1028e-08  
a 2.649041088464196 1.1195e-08 au
q 2.234627112965526 8.2815e-08 au
i 12.71956393607276 3.855e-07 deg
node 284.6710551698068 5.3675e-06 deg
peri 132.316979570335 7.9441e-06 deg
M 160.4877342503488 5.1302e-06 deg
tp 2458498.445522157182
(2019-Jan-14.94552216)
1.9109e-05 TDB
period 1574.821983773286
4.31
9.9828e-06
2.733e-08
d
yr
n .2285972660461832 1.4491e-09 deg/d
Q 3.063455063962865 1.2946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2352  
   data-arc span      16547 days (45.30 yr)  
   first obs. used      1975-11-08  
   last obs. used      2021-02-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .36045  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:47:03  

Additional Information
 Earth MOID = 1.26807 au 
 Jupiter MOID = 2.283 au 
 T_jup = 3.339 
[ 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 12.23   n/a E2021B10  
diameter diameter 9.517 km 0.355 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 6.8709 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Benishek, V. (2015) Minor Planet Bull. 42, 143-144.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.339   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3965 Konopleva (1975 VA9)          Discovered 1975-Nov-08 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1975 VA9 = 1985 AB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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