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227298 (2005 SH247)
Classification: Main-belt Asteroid          SPK-ID: 2227298
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1114079250566679 5.2251e-08  
a 2.479791526886471 1.7655e-08 au
q 2.203523098302943 1.3254e-07 au
i .8257981034318541 6.4123e-06 deg
node 219.6604004517464 0.00039695 deg
peri 106.0687214878872 0.00039809 deg
M 7.340514116432033 3.2393e-05 deg
tp 2459171.416600972680
(2020-Nov-17.91660097)
0.00012826 TDB
period 1426.333834900953
3.91
1.5233e-05
4.171e-08
d
yr
n .2523953307361589 2.6955e-09 deg/d
Q 2.756059955469999 1.9622e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      7355 days (20.14 yr)  
   first obs. used      2000-04-27  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67038  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:27:49  

Additional Information
 Earth MOID = 1.18982 au 
 Jupiter MOID = 2.52135 au 
 T_jup = 3.470 
[ 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 17.61   n/a E2021B55  

227298 (2005 SH247)          Discovered 2005-Sep-30 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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