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441735 (2009 BC89)
Classification: Main-belt Asteroid          SPK-ID: 2441735
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04880623904446713 6.4381e-08  
a 2.71364200247512 3.4195e-08 au
q 2.581199342221213 1.7816e-07 au
i 5.133558110087424 8.3267e-06 deg
node 137.4598653131665 5.7303e-05 deg
peri 48.72621247825018 9.592e-05 deg
M 230.7814876823991 7.7022e-05 deg
tp 2459982.570001173326
(2023-Feb-07.07000117)
0.00035159 TDB
period 1632.778435831435
4.47
3.0862e-05
8.45e-08
d
yr
n .2204830686759301 4.1675e-09 deg/d
Q 2.846084662729027 3.5863e-08 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      4286 days (11.73 yr)  
   first obs. used      2009-01-25  
   last obs. used      2020-10-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6015  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:41:47  

Additional Information
 Earth MOID = 1.58718 au 
 Jupiter MOID = 2.11476 au 
 T_jup = 3.354 
[ 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 17.3   n/a MPO437717  

441735 (2009 BC89)          Discovered 2009-Jan-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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