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305700 (2009 BR165)
Classification: Main-belt Asteroid          SPK-ID: 2305700
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 .1230513062882693 7.1994e-08  
a 2.365500410935946 3.1437e-08 au
q 2.07442249534484 1.7151e-07 au
i 3.364430168115833 8.0644e-06 deg
node 21.40871866489864 0.00015507 deg
peri 78.10689394341287 0.00016292 deg
M 73.78208247592636 6.2513e-05 deg
tp 2458728.147493353814
(2019-Sep-01.64749335)
0.00022718 TDB
period 1328.871442800733
3.64
2.6491e-05
7.253e-08
d
yr
n .2709065665834937 5.4004e-09 deg/d
Q 2.656578326527052 3.5305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      7062 days (19.33 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63229  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:57:08  

Additional Information
 Earth MOID = 1.09438 au 
 Jupiter MOID = 2.47598 au 
 T_jup = 3.536 
[ 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 17.9   n/a MPO455252  

305700 (2009 BR165)          Discovered 2009-Jan-31 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 BR165 = 2004 XT165 = 2007 TO205 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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