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442894 (2013 BL72)
Classification: Main-belt Asteroid          SPK-ID: 2442894
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09061766417163845 9.0204e-08  
a 2.688134536537196 5.8982e-08 au
q 2.444542063857086 2.8642e-07 au
i 14.81509236404777 6.258e-06 deg
node 152.3121059500789 2.4061e-05 deg
peri 268.3067918897959 7.8835e-05 deg
M 344.0845985960032 6.0393e-05 deg
tp 2459271.668862338197
(2021-Feb-26.16886234)
0.0002683 TDB
period 1609.811137739624
4.41
5.2983e-05
1.451e-07
d
yr
n .2236287174068661 7.3602e-09 deg/d
Q 2.931727009217307 6.4327e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      4338 days (11.88 yr)  
   first obs. used      2009-02-22  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55256  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:45:46  

Additional Information
 Earth MOID = 1.50961 au 
 Jupiter MOID = 2.34456 au 
 T_jup = 3.320 
[ 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 17.09   n/a MPCxxxxx  

442894 (2013 BL72)          Discovered 2009-Feb-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2013 BL72 = 2009 DO60 = 2009 FE79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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