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180453 (2004 BR149)
Classification: Main-belt Asteroid          SPK-ID: 2180453
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1709556943379702 4.3237e-08  
a 2.444471560478389 1.9496e-08 au
q 2.026575227567384 1.0119e-07 au
i .4291575050391823 5.6328e-06 deg
node 20.27717366226992 0.00041531 deg
peri 234.5209788554525 0.00041629 deg
M 36.62767972069865 2.1811e-05 deg
tp 2459058.469107037694
(2020-Jul-27.96910704)		 8.5816e-05 TDB
period 1395.969437767458
3.82		 1.67e-05
4.572e-08		 d
yr
n .2578853019703209 3.0851e-09 deg/d
Q 2.862367893389393 2.2829e-08 au
   Orbit Determination Parameters
   # obs. used (total)      472  
   data-arc span      7939 days (21.74 yr)  
   first obs. used      1998-10-20  
   last obs. used      2020-07-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53004  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:26:35  

Additional Information
 Earth MOID = 1.01023 au 
 Jupiter MOID = 2.1845 au 
 T_jup = 3.479 
[ 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 16.84   n/a E2021B55  

180453 (2004 BR149)          Discovered 2004-Jan-16 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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