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305693 (2009 BB131)
Classification: Main-belt Asteroid          SPK-ID: 2305693
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 .06366215948883837 4.8043e-08  
a 2.35548323336385 1.6864e-08 au
q 2.205528084088156 1.1296e-07 au
i 6.787777257201292 6.2993e-06 deg
node 9.969491793425309 4.3597e-05 deg
peri 91.03771046699902 8.5539e-05 deg
M 93.56672631914169 6.9375e-05 deg
tp 2458657.307817390662
(2019-Jun-22.80781739)
0.00025384 TDB
period 1320.439333507879
3.62
1.4181e-05
3.883e-08
d
yr
n .272636531542592 2.9279e-09 deg/d
Q 2.505438382639544 1.7938e-08 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      8630 days (23.63 yr)  
   first obs. used      1996-09-11  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55595  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:00:46  

Additional Information
 Earth MOID = 1.23479 au 
 Jupiter MOID = 2.56782 au 
 T_jup = 3.543 
[ 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 17.5   n/a MPO460267  

305693 (2009 BB131)          Discovered 2009-Jan-31 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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