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146448 (2001 RQ14)
Classification: Main-belt Asteroid          SPK-ID: 2146448
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 .06029379603832603 4.6021e-08  
a 2.651887493795894 1.7693e-08 au
q 2.491995130128377 1.1989e-07 au
i 2.634686054172206 4.9271e-06 deg
node 160.5211694001154 0.00010776 deg
peri 140.8973578236364 0.00011686 deg
M 163.7478859802508 4.5371e-05 deg
tp 2458283.029133675944
(2018-Jun-13.52913368)
0.00019734 TDB
period 1577.360894343464
4.32
1.5786e-05
4.322e-08
d
yr
n .228229317267207 2.2841e-09 deg/d
Q 2.811779857463411 1.876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      256  
   data-arc span      7211 days (19.74 yr)  
   first obs. used      2000-05-01  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61449  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:37:27  

Additional Information
 Earth MOID = 1.47722 au 
 Jupiter MOID = 2.30769 au 
 T_jup = 3.386 
[ 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 16.7   n/a MPO453929  

146448 (2001 RQ14)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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