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JPL Small-Body Database Browser
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312826 (2011 SD142)
Classification: Main-belt Asteroid          SPK-ID: 2312826
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0187088914170334 5.906e-08  
a 2.734785132232051 3.4148e-08 au
q 2.683620334144205 1.5911e-07 au
i .8473189516955185 6.809e-06 deg
node 227.0853179818797 0.00041526 deg
peri 294.7785301614844 0.00044969 deg
M 102.4459121441874 0.00017203 deg
tp 2458130.416102405472
(2018-Jan-11.91610241)		 0.00078945 TDB
period 1651.898056174729
4.52		 3.094e-05
8.471e-08		 d
yr
n .2179311239300357 4.0818e-09 deg/d
Q 2.785949930319898 3.4787e-08 au
   Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      5665 days (15.51 yr)  
   first obs. used      2002-10-10  
   last obs. used      2018-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64566  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:20:31  

Additional Information
 Earth MOID = 1.69029 au 
 Jupiter MOID = 2.17952 au 
 T_jup = 3.352 
[ 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 16.7   n/a MPO437380  

312826 (2011 SD142)          Discovered 2004-Jan-19 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2011 SD142 = 2004 BM145 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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