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541847 (2012 BB45)
Classification: Main-belt Asteroid          SPK-ID: 2541847
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03171895574725765 8.8293e-08  
a 2.690593250683014 4.0915e-08 au
q 2.605250442430729 2.5076e-07 au
i 4.234009102630302 6.2206e-06 deg
node 106.2242409228473 0.00012322 deg
peri 66.12929813024817 0.00017185 deg
M 318.2242972873409 0.00011922 deg
tp 2459387.564665927788
(2021-Jun-22.06466593)
0.00053459 TDB
period 1612.020274014371
4.41
3.6771e-05
1.007e-07
d
yr
n .2233222533259471 5.094e-09 deg/d
Q 2.775936058935299 4.2213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      4755 days (13.02 yr)  
   first obs. used      2008-02-13  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .67754  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:38  

Additional Information
 Earth MOID = 1.61318 au 
 Jupiter MOID = 2.18974 au 
 T_jup = 3.367 
[ 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 17.91   .35111 MPCxxxxx autocmod 2.8

541847 (2012 BB45)          Discovered 2012-Jan-19 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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