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7373 Stashis (1979 QX9)
Classification: Main-belt Asteroid          SPK-ID: 2007373
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1677463034199849 3.641e-08  
a 3.153518337047444 1.6167e-08 au
q 2.624527293240597 1.1536e-07 au
i 1.550321170386992 4.3449e-06 deg
node 203.5044072647849 0.00013683 deg
peri 125.3548008591768 0.00013737 deg
M 128.6239780544113 1.1749e-05 deg
tp 2458269.679191674069
(2018-May-31.17919167)
6.6561e-05 TDB
period 2045.462245663392
5.60
1.5729e-05
4.306e-08
d
yr
n .175999337442302 1.3534e-09 deg/d
Q 3.68250938085429 1.8879e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1962  
   data-arc span      25015 days (68.49 yr)  
   first obs. used      1951-08-08  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48843  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 18:27:54  

Additional Information
 Earth MOID = 1.61377 au 
 Jupiter MOID = 1.67727 au 
 T_jup = 3.184 
[ 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 13.2   n/a MPO337317  
diameter diameter 9.932 km 0.493 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 30. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.103   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

7373 Stashis           Discovered 1979 Aug. 27 by N. S. Chernykh at the Crimean Astrophysical Observatory.
Vladimir Vladimirovich Stashis (b. 1925) is a Ukrainian scholar of jurisprudence, vice-rector of the Ukrainian National Academy of Law and a member of the International Court of the United Nations. He also likes poetry and art and has a large collection of pictures of classical Russian painters.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000124/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 1979 QX9 = 1977 EN7 = 1990 RA1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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