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68730 Straizys (2002 EA13)
Classification: Main-belt Asteroid          SPK-ID: 2068730
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .199914798763265 7.4785e-08  
a 2.727468098815902 1.1334e-08 au
q 2.182206862707896 2.0333e-07 au
i 1.238825946541581 3.7553e-06 deg
node 92.95311909223433 0.00036577 deg
peri 89.57882404492506 0.00036587 deg
M 15.56262198666759 9.2026e-06 deg
tp 2458929.375665752866
(2020-Mar-20.87566575)
4.1969e-05 TDB
period 1645.272907798171
4.50
1.0255e-05
2.808e-08
d
yr
n .2188086841360436 1.3639e-09 deg/d
Q 3.272729334923908 1.36e-08 au
  Orbit Determination Parameters
   # obs. used (total)      459  
   data-arc span      9902 days (27.11 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57816  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:22:59  

Additional Information
 Earth MOID = 1.18525 au 
 Jupiter MOID = 1.68482 au 
 T_jup = 3.326 
[ 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 16.2   n/a MPO244733  

68730 Straizys           Discovered 2002 Mar. 15 by K. Cernis and J. Zdanavicius at the Moletai Astronomical Observatory.
Vytautas Straizys (b. 1936) was head of the Moletai Observatory and other astronomical institutions in Lithuania. A specialist in stellar photometry and classification, he authored the Vilnius photometric system. He founded the international journal Baltic Astronomy and served as president of IAU Commission 45.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040306/MPCPages.arcLast Updated: 2004-03-08

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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