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JPL Small-Body Database Browser
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182397 (2001 QW297)
Classification: TransNeptunian Object          SPK-ID: 2182397
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2375313165619423 0.00097399  
a 52.03019900602951 0.03882 au
q 39.67139733514745 0.031317 au
i 16.99120929578751 0.0010584 deg
node 140.9334052458965 0.00059445 deg
peri 109.9827817092152 0.085576 deg
M 68.32984401125694 0.12218 deg
tp 2432981.560823362062
(1949-Mar-06.06082336)
17.734 TDB
period 137082.3867539713
375.31
153.42
0.42
d
yr
n .002626157951612778 2.9391e-06 deg/d
Q 64.38900067691156 0.048042 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      2631 days (7.20 yr)  
   first obs. used      2000-08-26  
   last obs. used      2007-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .3011  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 06:34:31  

Additional Information
 Earth MOID = 38.697 au 
 Jupiter MOID = 34.553 au 
 T_jup = 5.975 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.9   n/a MPO157328  

182397 (2001 QW297)          Discovered 2001-Aug-20 by Buie, M. W. at Cerro Tololo
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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