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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1081261911755381 4.555e-08  
a 2.678176368588246 1.4205e-08 au
q 2.388595358556465 1.2017e-07 au
i 3.390431423139576 4.8136e-06 deg
node 180.9247395151302 6.5283e-05 deg
peri 156.9694769493861 6.7977e-05 deg
M 202.3038782083911 2.0428e-05 deg
tp 2460097.754561812892
(2023-Jun-02.25456181)
9.3603e-05 TDB
period 1600.874133012916
4.38
1.2737e-05
3.487e-08
d
yr
n .2248771421663639 1.7891e-09 deg/d
Q 2.967757378620027 1.5741e-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-Jul-09 01:37:24  

Additional Information
 Earth MOID = 1.37913 au 
 Jupiter MOID = 2.37875 au 
 T_jup = 3.367 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457241.5 (2015-Aug-07.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1096367365969263 4.5842e-08  
q 2.38333562953192 1.2122e-07 au
tp 2456891.333428367097
(2014-Aug-21.83342837)
8.148e-05 TDB
node 180.9751407164078 6.5275e-05 deg
peri 155.9299692643089 6.7868e-05 deg
i 3.389355118800401 4.8183e-06 deg
  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-Jul-09 01:37:24  

Additional Information
 Jupiter MOID = 2.37875 au 
 T_jup = 3.367 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.10151673001616E-15 -5.527853139435232E-15 6.881314088954966E-13 -1.131975322883572E-14 1.263996499445107E-13 -8.570069084925925E-16
q -5.527853139435232E-15 1.469336613750125E-14 -1.543967918468078E-12 3.083002340918167E-14 -2.687750522878693E-13 2.288301960893197E-15
tp 6.881314088954966E-13 -1.543967918468078E-12 6.638966714354335E-9 4.154059717705882E-12 1.526982906999392E-9 -2.334760880206438E-12
node -1.131975322883572E-14 3.083002340918167E-14 4.154059717705882E-12 4.260781441213992E-9 -4.251649264813795E-9 -2.481737479847685E-11
peri 1.263996499445107E-13 -2.687750522878693E-13 1.526982906999392E-9 -4.251649264813795E-9 4.60602870311299E-9 2.426238689723471E-11
i -8.570069084925925E-16 2.288301960893197E-15 -2.334760880206438E-12 -2.481737479847685E-11 2.426238689723471E-11 2.321578093702925E-11

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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