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226448 (2003 SN74)
Classification: Outer Main-belt Asteroid          SPK-ID: 2226448
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1455170665658594 5.582e-08  
a 3.201837483649568 3.5716e-08 au
q 2.73591548540827 1.8329e-07 au
i 4.762464684751703 7.6628e-06 deg
node 337.6512156762205 5.9202e-05 deg
peri 32.94214033473655 6.4731e-05 deg
M 326.3909429104336 2.8458e-05 deg
tp 2459195.866988168491
(2020-Dec-12.36698817)
0.00016732 TDB
period 2092.653642535265
5.73
3.5015e-05
9.587e-08
d
yr
n .1720303793626629 2.8785e-09 deg/d
Q 3.667759481890866 4.0914e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      6585 days (18.03 yr)  
   first obs. used      2000-04-05  
   last obs. used      2018-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51948  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:44:28  

Additional Information
 Earth MOID = 1.73699 au 
 Jupiter MOID = 1.81474 au 
 T_jup = 3.172 
[ 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 15.4   n/a MPO440183  

226448 (2003 SN74)          Discovered 2003-Sep-18 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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