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312497 (2009 BR60)
Classification: Main-belt Asteroid          SPK-ID: 2312497
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1089696097646541 8.2367e-08  
a 2.237526654087616 1.8212e-08 au
q 1.993704247753675 1.8386e-07 au
i 5.3894712545376 1.0126e-05 deg
node 296.3410174829893 7.4057e-05 deg
peri 173.2469855431831 8.2073e-05 deg
M 162.969950211843 3.6846e-05 deg
tp 2458447.078808344116
(2018-Nov-24.57880834)
0.00012301 TDB
period 1222.505306881047
3.35
1.4926e-05
4.087e-08
d
yr
n .294477249279564 3.5953e-09 deg/d
Q 2.481349060421556 2.0197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      6288 days (17.22 yr)  
   first obs. used      2001-12-18  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51293  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:45:32  

Additional Information
 Earth MOID = 1.0105 au 
 Jupiter MOID = 2.61028 au 
 T_jup = 3.623 
[ 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 17.7   n/a MPO379989  

312497 (2009 BR60)          Discovered 2009-Jan-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2009 BR60 = 2001 YR35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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