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JPL Small-Body Database Browser
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65637 Tsniimash (1979 VS2)
Classification: Inner Main-belt Asteroid          SPK-ID: 2065637
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1061522836329237 3.6179e-08  
a 1.937323146066345 7.9293e-09 au
q 1.731671869976482 7.0981e-08 au
i 21.99687787870495 5.1648e-06 deg
node 53.87375216511404 9.6805e-06 deg
peri 288.595564682392 2.7704e-05 deg
M 292.1273545571971 2.7887e-05 deg
tp 2458786.192260783170
(2019-Oct-29.69226078)
7.6498e-05 TDB
period 984.9212955501453
2.70
6.0468e-06
1.656e-08
d
yr
n .3655114389611361 2.244e-09 deg/d
Q 2.142974422156208 8.7711e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1328  
   data-arc span      14624 days (40.04 yr)  
   first obs. used      1979-11-14  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4384  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 05:46:15  

Additional Information
 Earth MOID = .817176 au 
 Jupiter MOID = 3.15511 au 
 T_jup = 3.811 
[ 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 14.3   n/a MPO385234  
diameter diameter 2.269 km 0.601 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 220. h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Stephens, R.D.; Coley, D.; Warner, B.D. (2014) Minor Planet Bull. 41, 8-13.]
geometric albedo albedo 0.862   0.279 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65637 Tsniimash           Discovered 1979 Nov. 14 by L. V. Zhuravleva at Nauchnyj.
TsNIIMash is an acronym for the Central Research Institute of Mechanical Engineering, which is an institute of the Russian Federal Space Agency. Since 1946, the Institute has made important contribution to the development of the Soviet and Russian space programs and the implementation of human spaceflight.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-08-29Last Updated: 2015-09-02

Alternate Designations
 1979 VS2 = 1987 WA1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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