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JPL Small-Body Database Browser
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469301 (1997 SK12)
Classification: Main-belt Asteroid          SPK-ID: 2469301
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06283981727127211 1.7551e-07  
a 2.701676232998009 2.6288e-08 au
q 2.531903392190276 4.809e-07 au
i 5.844445759694004 1.5289e-05 deg
node 352.7145396411768 5.294e-05 deg
peri 13.80359865620316 9.8045e-05 deg
M 319.353020975526 7.6058e-05 deg
tp 2458783.636180750682
(2019-Oct-27.13618075)
0.00034302 TDB
period 1621.990776499012
4.44
2.3674e-05
6.482e-08
d
yr
n .2219494741992568 3.2394e-09 deg/d
Q 2.871449073805743 2.794e-08 au
  Orbit Determination Parameters
   # obs. used (total)      88  
   data-arc span      8065 days (22.08 yr)  
   first obs. used      1997-09-27  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57152  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 17:58:28  

Additional Information
 Earth MOID = 1.5292 au 
 Jupiter MOID = 2.4312 au 
 T_jup = 3.357 
[ 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 17.3   n/a MPO402881  

469301 (1997 SK12)          Discovered 1997-Sep-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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