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277959 (2006 SB187)
Classification: Main-belt Asteroid          SPK-ID: 2277959
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 .195506834500369 4.5947e-08  
a 2.624340426637162 2.4887e-08 au
q 2.111263937173983 1.2919e-07 au
i .9112899627170219 4.7404e-06 deg
node 214.4265698316346 0.00039467 deg
peri 172.9613477548091 0.00039529 deg
M 84.70868056578466 2.6126e-05 deg
tp 2458635.112152375638
(2019-May-31.61215238)
0.00010865 TDB
period 1552.847054943994
4.25
2.2089e-05
6.048e-08
d
yr
n .2318322328356954 3.2977e-09 deg/d
Q 3.137416916100341 2.9752e-08 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      8206 days (22.47 yr)  
   first obs. used      1997-08-06  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55268  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:16:24  

Additional Information
 Earth MOID = 1.11588 au 
 Jupiter MOID = 2.31225 au 
 T_jup = 3.376 
[ 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 17.0   n/a MPO455062  

277959 (2006 SB187)          Discovered 2006-Sep-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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