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267051 (1998 SA27)
Classification: Main-belt Asteroid          SPK-ID: 2267051
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2815402915329061 1.0106e-07  
a 3.052223149754814 4.7315e-08 au
q 2.192899354349358 3.1974e-07 au
i 12.85472570276286 2.1677e-05 deg
node 13.61792495048554 4.0463e-05 deg
peri 61.93989061324744 6.3378e-05 deg
M 47.89953316235535 4.0245e-05 deg
tp 2457141.349751417151
(2015-Apr-28.84975142)
0.00021622 JED
period 1947.703522988534
5.33
4.529e-05
1.24e-07
d
yr
n .1848330589080725 4.2979e-09 deg/d
Q 3.91154694516027 6.0637e-08 au
  Orbit Determination Parameters
   # obs. used (total)      216  
   data-arc span      6297 days (17.24 yr)  
   first obs. used      1998-09-20  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54978  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 22:17:54  

Additional Information
 Earth MOID = 1.23939 au 
 Jupiter MOID = 1.69534 au 
 T_jup = 3.138 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9 mag n/a MPO360375  

267051 (1998 SA27)          Discovered 1998-Sep-20 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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