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541181 (2011 BZ21)
Classification: Main-belt Asteroid          SPK-ID: 2541181
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1149052757127413 1.5303e-07  
a 2.865475655927821 3.9683e-08 au
q 2.536217385635287 4.2177e-07 au
i 10.56273514620463 5.9681e-06 deg
node 135.2914814945615 3.4318e-05 deg
peri 246.60756027728 5.3987e-05 deg
M 99.75939928187536 3.0719e-05 deg
tp 2458709.541440314027
(2019-Aug-14.04144031)
0.00015491 TDB
period 1771.713570443099
4.85
3.6804e-05
1.008e-07
d
yr
n .2031931154142288 4.221e-09 deg/d
Q 3.194733926220356 4.4243e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      6067 days (16.61 yr)  
   first obs. used      2004-08-07  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56846  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:09  

Additional Information
 Earth MOID = 1.55848 au 
 Jupiter MOID = 2.3325 au 
 T_jup = 3.265 
[ 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 16.96   .42709 MPCxxxxx autocmod 2.8

541181 (2011 BZ21)          Discovered 2011-Jan-23 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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