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9176 Struchkova (1990 VC15)
Classification: Main-belt Asteroid          SPK-ID: 2009176
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08263279427553667 1.7078e-08  
a 2.716150301557032 1.1105e-08 au
q 2.491707212467033 5.0432e-08 au
i 3.710220161539189 9.1544e-07 deg
node 176.7504503991571 1.6486e-05 deg
peri 228.7117602614657 2.0547e-05 deg
M 310.0566299361428 1.4779e-05 deg
tp 2459623.332076273146
(2022-Feb-12.83207627)
6.7662e-05 TDB
period 1635.042796549836
4.48
1.0027e-05
2.745e-08
d
yr
n .2201777230294212 1.3503e-09 deg/d
Q 2.940593390647031 1.2023e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1943  
   data-arc span      14534 days (39.79 yr)  
   first obs. used      1981-10-24  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50555  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 19:53:59  

Additional Information
 Earth MOID = 1.50192 au 
 Jupiter MOID = 2.36986 au 
 T_jup = 3.353 
[ 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 13.48   n/a MPO636205  
diameter diameter 7.152 km 0.100 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.181   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9176 Struchkova           Discovered 1990 Nov. 15 by L. I. Chernykh at the Crimean Astrophysical Observatory.
Raisa Stepanovna Struchkova (b. 1925), a brilliant Russian ballerina at the Moscow Bolshoi Theatre since 1944, has danced all the key roles. People's Artist of the USSR and professor at the State Institute of Theatrical Art, she has trained many talented young ballet dancers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020624/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1990 VC15 = 1981 WV2 = 1985 PV1 = 1990 WA9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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