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183449 (2003 BU12)
Classification: Main-belt Asteroid          SPK-ID: 2183449
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2839853576843416 4.0912e-08  
a 2.656290697779767 2.058e-08 au
q 1.90194303385719 1.1392e-07 au
i 12.6717980696382 5.7708e-06 deg
node 139.1015698005837 1.8568e-05 deg
peri 60.57634113238036 2.1688e-05 deg
M 312.0568657754789 1.4476e-05 deg
tp 2459211.089032966665
(2020-Dec-27.58903297)
6.551e-05 TDB
period 1581.291108607255
4.33
1.8377e-05
5.031e-08
d
yr
n .2276620655364814 2.6458e-09 deg/d
Q 3.410638361702343 2.6424e-08 au
  Orbit Determination Parameters
   # obs. used (total)      403  
   data-arc span      7646 days (20.93 yr)  
   first obs. used      1999-02-23  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58266  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:36:49  

Additional Information
 Earth MOID = .93733 au 
 Jupiter MOID = 1.67747 au 
 T_jup = 3.296 
[ 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 15.7   n/a MPO417991  

183449 (2003 BU12)          Discovered 2003-Jan-26 by NEAT at Haleakala
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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