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JPL Small-Body Database Browser
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392057 (2009 BT177)
Classification: Main-belt Asteroid          SPK-ID: 2392057
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 .04795823693306601 7.1116e-08  
a 3.02580605712677 5.9564e-08 au
q 2.880693733325578 2.4406e-07 au
i 9.717560377129168 1.1599e-05 deg
node 344.2665717829132 4.0231e-05 deg
peri 234.1726487041869 0.00012408 deg
M 289.1967584617863 0.00011901 deg
tp 2458978.603501416156
(2020-May-09.10350142)
0.00063664 TDB
period 1922.472157384933
5.26
5.6767e-05
1.554e-07
d
yr
n .1872588888307722 5.5294e-09 deg/d
Q 3.170918380927962 6.2421e-08 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      4522 days (12.38 yr)  
   first obs. used      2006-09-19  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59013  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:06:09  

Additional Information
 Earth MOID = 1.88815 au 
 Jupiter MOID = 1.84255 au 
 T_jup = 3.221 
[ 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 16.6   n/a MPO392012  

392057 (2009 BT177)          Discovered 2009-Jan-31 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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