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541858 (2012 BR70)
Classification: Main-belt Asteroid          SPK-ID: 2541858
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1780626133783203 6.1372e-08  
a 2.665857795099032 4.0047e-08 au
q 2.191168189208732 1.8353e-07 au
i 4.17363913972104 5.4078e-06 deg
node 120.7096239850664 0.00010285 deg
peri 322.299120262736 0.00011344 deg
M 47.94230452768198 4.4021e-05 deg
tp 2458988.775897297677
(2020-May-19.27589730)
0.00019069 TDB
period 1589.841742564256
4.35
3.5824e-05
9.808e-08
d
yr
n .2264376323516049 5.1024e-09 deg/d
Q 3.140547400989333 4.7178e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5256 days (14.39 yr)  
   first obs. used      2006-11-24  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62465  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:43  

Additional Information
 Earth MOID = 1.20864 au 
 Jupiter MOID = 2.09255 au 
 T_jup = 3.357 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.0   n/a MPO504518  

541858 (2012 BR70)          Discovered 2012-Jan-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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