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(2012 BD57)
Classification: Outer Main-belt Asteroid          SPK-ID: 3600249
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4941260835404063 3.6783e-07  
a 3.222378209455214 1.9361e-06 au
q 1.630117085131163 5.202e-07 au
i 12.21234855462912 7.5123e-05 deg
node 122.5302117025788 0.00019739 deg
peri 329.7257007965764 0.00055851 deg
M 221.1467743270211 0.00058694 deg
tp 2460015.423172876139
(2023-Mar-11.92317288)
0.0041767 TDB
period 2112.823384646085
5.78
0.0019041
5.213e-06
d
yr
n .1703881179165871 1.5356e-07 deg/d
Q 4.814639333779266 2.8927e-06 au
  Orbit Determination Parameters
   # obs. used (total)      25  
   data-arc span      3959 days (10.84 yr)  
   first obs. used      2005-09-30  
   last obs. used      2016-08-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .66207  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 05:57:03  

Additional Information
 Earth MOID = .658813 au 
 Jupiter MOID = .581321 au 
 T_jup = 2.952 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO386837  

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