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190454 (2000 BR12)
Classification: Main-belt Asteroid          SPK-ID: 2190454
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1083730833480093 4.6362e-08  
a 3.172215824523069 2.9505e-08 au
q 2.828433014574157 1.4479e-07 au
i .7765673411237571 4.9809e-06 deg
node 27.60011872487729 0.00038296 deg
peri 169.7947596367972 0.00038368 deg
M 200.0821930441149 2.521e-05 deg
tp 2460117.220287072652
(2023-Jun-21.72028707)
0.00015107 TDB
period 2063.680772193143
5.65
2.8792e-05
7.883e-08
d
yr
n .1744455852139457 2.4338e-09 deg/d
Q 3.515998634471982 3.2703e-08 au
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      7575 days (20.74 yr)  
   first obs. used      2000-01-28  
   last obs. used      2020-10-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53032  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:43  

Additional Information
 Earth MOID = 1.82586 au 
 Jupiter MOID = 1.44048 au 
 T_jup = 3.193 
[ 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 15.8   n/a MPO449945  

190454 (2000 BR12)          Discovered 2000-Jan-28 by Spacewatch at Kitt Peak
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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