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JPL Small-Body Database Browser
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379589 (2011 BT115)
Classification: Main-belt Asteroid          SPK-ID: 2379589
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .139608874091757 7.3025e-08  
a 2.623994873476158 4.2414e-08 au
q 2.257661903567609 1.9745e-07 au
i 15.1979644351965 8.1206e-06 deg
node 119.0205443573685 4.019e-05 deg
peri 161.6227620750143 5.887e-05 deg
M 279.141916092243 4.2465e-05 deg
tp 2459349.209552936636
(2021-May-14.70955294)
0.00018402 TDB
period 1552.540364429115
4.25
3.7643e-05
1.031e-07
d
yr
n .2318780292275207 5.6221e-09 deg/d
Q 2.990327843384707 4.8336e-08 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      5703 days (15.61 yr)  
   first obs. used      2004-06-22  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57109  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:12:05  

Additional Information
 Earth MOID = 1.24568 au 
 Jupiter MOID = 2.21059 au 
 T_jup = 3.340 
[ 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 16.5   n/a MPO418931  

379589 (2011 BT115)          Discovered 2010-Dec-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

Alternate Designations
 2011 BT115 = 2011 BF8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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