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183770 (2004 BR9)
Classification: Main-belt Asteroid          SPK-ID: 2183770
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09281110085406664 5.0749e-08  
a 2.400344737775538 1.3033e-08 au
q 2.177566100233325 1.2422e-07 au
i 5.547384364430544 6.3999e-06 deg
node 320.8309569224552 4.742e-05 deg
peri 144.5277144989923 5.9118e-05 deg
M 164.2324846831062 3.3078e-05 deg
tp 2458380.822940365057
(2018-Sep-19.32294036)
0.00012394 TDB
period 1358.341146083428
3.72
1.1063e-05
3.029e-08
d
yr
n .2650291504737273 2.1584e-09 deg/d
Q 2.623123375317752 1.4242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      501  
   data-arc span      7078 days (19.38 yr)  
   first obs. used      1999-12-12  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54437  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:41:24  

Additional Information
 Earth MOID = 1.197 au 
 Jupiter MOID = 2.46727 au 
 T_jup = 3.514 
[ 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 16.4   n/a MPO469980  

183770 (2004 BR9)          Discovered 2004-Jan-16 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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