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305349 (2008 BG7)
Classification: Main-belt Asteroid          SPK-ID: 2305349
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1434658723367927 7.5322e-08  
a 2.752902568189175 2.7872e-08 au
q 2.357954999785718 2.1931e-07 au
i 8.758261284358909 6.3858e-06 deg
node 295.667430470268 5.7882e-05 deg
peri 141.2721076969013 7.3903e-05 deg
M 295.4994647537758 3.734e-05 deg
tp 2459299.413483697745
(2021-Mar-25.91348370)
0.00017237 TDB
period 1668.340483073551
4.57
2.5337e-05
6.937e-08
d
yr
n .2157832910322832 3.2771e-09 deg/d
Q 3.147850136592632 3.1871e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      6535 days (17.89 yr)  
   first obs. used      2002-12-06  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52739  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:12:21  

Additional Information
 Earth MOID = 1.38081 au 
 Jupiter MOID = 2.09606 au 
 T_jup = 3.313 
[ 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 16.6   n/a MPO455250  

305349 (2008 BG7)          Discovered 2008-Jan-16 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 BG7 = 2002 XA41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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