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JPL Small-Body Database Browser
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441748 (2009 BF157)
Classification: Main-belt Asteroid          SPK-ID: 2441748
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1868856462528832 7.0698e-08  
a 2.903796135084731 6.4784e-08 au
q 2.361118317792796 2.0472e-07 au
i 19.190754458632 1.3656e-05 deg
node 153.7081339091619 2.4485e-05 deg
peri 92.67231161573487 5.0929e-05 deg
M 312.7340385844665 4.0429e-05 deg
tp 2458837.797742434003
(2019-Dec-20.29774243)
0.00020564 TDB
period 1807.372255167252
4.95
6.0484e-05
1.656e-07
d
yr
n .1991842017994716 6.6658e-09 deg/d
Q 3.446473952376665 7.6892e-08 au
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      5522 days (15.12 yr)  
   first obs. used      2004-02-17  
   last obs. used      2019-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62411  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:00:11  

Additional Information
 Earth MOID = 1.44175 au 
 Jupiter MOID = 1.94321 au 
 T_jup = 3.178 
[ 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 16.7   n/a MPO434639  

441748 (2009 BF157)          Discovered 2009-Jan-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2009 BF157 = 2010 HO112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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