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146397 (2001 QW153)
Classification: Main-belt Asteroid          SPK-ID: 2146397
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .107994874260762 4.5546e-08  
a 2.678495358329389 1.4174e-08 au
q 2.389231588898572 1.2019e-07 au
i 3.389911656323993 4.8131e-06 deg
node 180.9286355868849 6.5296e-05 deg
peri 156.9127563831094 6.7997e-05 deg
M 158.2971994557012 2.0293e-05 deg
tp 2458496.446754543003
(2019-Jan-12.94675454)
8.7828e-05 TDB
period 1601.160154671267
4.38
1.2709e-05
3.48e-08
d
yr
n .2248369714608039 1.7847e-09 deg/d
Q 2.967759127760206 1.5705e-08 au
  Orbit Determination Parameters
   # obs. used (total)      467  
   data-arc span      8585 days (23.50 yr)  
   first obs. used      1997-10-28  
   last obs. used      2021-04-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64448  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:34:40  

Additional Information
 Earth MOID = 1.37866 au 
 Jupiter MOID = 2.3792 au 
 T_jup = 3.367 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.03   n/a MPCxxxxx  

146397 (2001 QW153)          Discovered 2001-Aug-27 by Kusnirak, P. at Ondrejov
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

Alternate Designations
 2001 QW153 = 1997 UK19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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