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541888 (2012 BX156)
Classification: Main-belt Asteroid          SPK-ID: 2541888
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1506217407443444 5.3091e-08  
a 2.712348255171539 2.5948e-08 au
q 2.303809639472716 1.516e-07 au
i 2.556179706231119 8.1293e-06 deg
node 1.863817567474338 0.00013829 deg
peri 231.6285505186688 0.00014268 deg
M 284.0463244053403 3.2568e-05 deg
tp 2459544.741239823569
(2021-Nov-26.24123982)
0.00014916 TDB
period 1631.610917657792
4.47
2.3413e-05
6.41e-08
d
yr
n .2206408379007335 3.1661e-09 deg/d
Q 3.120886870870362 2.9856e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      4734 days (12.96 yr)  
   first obs. used      2008-04-14  
   last obs. used      2021-03-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62558  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:44  

Additional Information
 Earth MOID = 1.29256 au 
 Jupiter MOID = 1.88194 au 
 T_jup = 3.344 
[ 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 17.44   n/a MPCxxxxx  

541888 (2012 BX156)          Discovered 2008-Apr-14 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

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