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JPL Small-Body Database Browser
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305685 (2009 BY124)
Classification: Main-belt Asteroid          SPK-ID: 2305685
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1638474774014657 5.3597e-08  
a 2.806959304796218 2.7206e-08 au
q 2.347046103536786 1.6123e-07 au
i 8.643415512667707 6.7214e-06 deg
node 151.8422693873052 4.4125e-05 deg
peri 129.9670197934462 5.2233e-05 deg
M 311.0818912245994 2.4383e-05 deg
tp 2458833.910161418144
(2019-Dec-16.41016142)
0.00011667 TDB
period 1717.72090569427
4.70
2.4973e-05
6.837e-08
d
yr
n .2095800306130028 3.047e-09 deg/d
Q 3.26687250605565 3.1664e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      6532 days (17.88 yr)  
   first obs. used      2001-08-13  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54567  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:54:55  

Additional Information
 Earth MOID = 1.34126 au 
 Jupiter MOID = 1.95205 au 
 T_jup = 3.286 
[ 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 16.4   n/a MPO433970  

305685 (2009 BY124)          Discovered 2009-Jan-31 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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