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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1437899068013983 7.5237e-08  
a 2.75378857604149 2.6315e-08 au
q 2.357821573341729 2.1929e-07 au
i 8.758007590631278 5.6328e-06 deg
node 295.6692597144782 5.585e-05 deg
peri 141.2656991049902 7.1971e-05 deg
M 20.94764552969441 3.5889e-05 deg
tp 2459299.375894214547
(2021-Mar-25.87589421)
0.00016672 TDB
period 1669.145968371426
4.57
2.3925e-05
6.55e-08
d
yr
n .2156791597748934 3.0915e-09 deg/d
Q 3.149755578741252 3.0099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6609 days (18.09 yr)  
   first obs. used      2002-12-06  
   last obs. used      2021-01-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52458  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:54:45  

Additional Information
 Earth MOID = 1.3806 au 
 Jupiter MOID = 2.09495 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 16.56   n/a MPCxxxxx  

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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