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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2380209010005447 0.00097346  
a 51.86965736269293 0.038654 au
q 39.52359478263522 0.031285 au
i 17.01115244355242 0.0010602 deg
node 140.9652574202583 0.00059426 deg
peri 109.1743630008283 0.084437 deg
M 67.96721095118519 0.1233 deg
tp 2432839.338292229862
(1948-Oct-14.83829223)
18.157 TDB
period 136448.4151256104
373.58
152.53
0.4176
d
yr
n .002638359702958767 2.9492e-06 deg/d
Q 64.21571994275064 0.047855 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 = 38.5497 au 
 Jupiter MOID = 34.4057 au 
 T_jup = 5.965 
[ 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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