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78975 (2003 SK313)
Classification: Main-belt Asteroid          SPK-ID: 2078975
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .185517282159798 4.9086e-08  
a 2.22318564367035 1.0943e-08 au
q 1.810746285319946 1.1056e-07 au
i 5.903348081319728 5.361e-06 deg
node 45.37243801305185 4.9652e-05 deg
peri 342.1271889773435 5.1568e-05 deg
M 1.60277528101188 1.4864e-05 deg
tp 2458995.109461453726
(2020-May-25.60946145)
4.997e-05 TDB
period 1210.771029257075
3.31
8.9398e-06
2.448e-08
d
yr
n .297331197477441 2.1954e-09 deg/d
Q 2.635625002020755 1.2974e-08 au
  Orbit Determination Parameters
   # obs. used (total)      385  
   data-arc span      9348 days (25.59 yr)  
   first obs. used      1995-03-26  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58896  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:24:51  

Additional Information
 Earth MOID = .816753 au 
 Jupiter MOID = 2.80929 au 
 T_jup = 3.618 
[ 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 16.6   n/a MPO436333  
rotation period rot_per 5.319 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

78975 (2003 SK313)          Discovered 2003-Sep-19 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2003 SK313 = 2001 AA35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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