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JPL Small-Body Database Browser
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324989 (2008 BJ7)
Classification: Main-belt Asteroid          SPK-ID: 2324989
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 .2098315954025604 1.6764e-07  
a 2.476633497549059 4.4523e-08 au
q 1.956957539530917 3.8553e-07 au
i 1.81195816244636 1.2251e-05 deg
node 210.8712821868299 0.00039498 deg
peri 262.2396365613634 0.00040736 deg
M 331.5354617033215 0.00010234 deg
tp 2458713.062228823771
(2019-Aug-17.56222882)
0.00040755 TDB
period 1423.61003555382
3.90
3.8389e-05
1.051e-07
d
yr
n .2528782398333901 6.8191e-09 deg/d
Q 2.996309455567202 5.3866e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      5403 days (14.79 yr)  
   first obs. used      2003-12-21  
   last obs. used      2018-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6365  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:12:54  

Additional Information
 Earth MOID = .974722 au 
 Jupiter MOID = 2.12509 au 
 T_jup = 3.449 
[ 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 18.1   n/a MPO460328  

324989 (2008 BJ7)          Discovered 2008-Jan-16 by Spacewatch at Kitt Peak
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

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