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13474 V'yus (1973 QO1)
Classification: Main-belt Asteroid          SPK-ID: 2013474
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .292184121447412 6.993e-08  
a 2.620231260178298 1.4779e-08 AU
q 1.854641291434057 1.8603e-07 AU
i 7.818252739349979 8.1753e-06 deg
node 317.3536146064631 4.8429e-05 deg
peri 36.36320687506877 4.9631e-05 deg
M 208.7125246912773 1.2735e-05 deg
tp 2457451.540996011305
(2016-Mar-04.04099601)
5.8051e-05 JED
period 1549.201333988793
4.24
1.3107e-05
3.589e-08
d
yr
n .2323778014527609 1.966e-09 deg/d
Q 3.385821228922538 1.9097e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      804  
   data-arc span      21010 days (57.52 yr)  
   first obs. used      1956-09-27  
   last obs. used      2014-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53014  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:03:57  

Additional Information
 Earth MOID = .854267 AU 
 T_jup = 3.331 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO263470  
rotation period rot_per 6.587 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Published Reference List:
[Clark, M. (2008) Minor Planet Bul. 35, 152-154.]

13474 V'yus           Discovered 1973 Aug. 29 by T. M. Smirnova at the Crimean Astrophysical Observatory.
Yurij Sergeevich Vasil'ev (b. 1929), rector of St. Petersburg State Technical University, is a prominent expert in the field of hydropower engineering. He made a significant contribution to the mastering and use of water-power resources, as well as to the development of higher education in Russia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020427/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1973 QO1 = 1956 SA = 1990 RT4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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