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216672 (2004 BL72)
Classification: Main-belt Asteroid          SPK-ID: 2216672
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1489947749196925 4.7355e-08  
a 2.392022548997735 1.3772e-08 au
q 2.035623687706988 1.128e-07 au
i 3.495467455599433 5.0457e-06 deg
node 242.5963646126995 0.00010104 deg
peri 238.692713987928 0.00010304 deg
M 211.5566687746583 2.1218e-05 deg
tp 2459757.691550410404
(2022-Jun-27.19155041)
8.1345e-05 TDB
period 1351.283055237053
3.70
1.167e-05
3.195e-08
d
yr
n .2664134643032624 2.3008e-09 deg/d
Q 2.748421410288482 1.5824e-08 au
  Orbit Determination Parameters
   # obs. used (total)      349  
   data-arc span      7508 days (20.56 yr)  
   first obs. used      1999-12-07  
   last obs. used      2020-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59857  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:55:50  

Additional Information
 Earth MOID = 1.05403 au 
 Jupiter MOID = 2.33679 au 
 T_jup = 3.514 
[ 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 16.82   n/a MPCxxxxx  

216672 (2004 BL72)          Discovered 2004-Jan-23 by LINEAR at Socorro
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

[ show close-approach data ]
Alternate Designations
 2004 BL72 = 1999 XB79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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