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334490 (2002 QN57)
Classification: Main-belt Asteroid          SPK-ID: 2334490
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1085420706200788 5.2133e-08  
a 2.261633310992095 1.4816e-08 au
q 2.016150948433668 1.238e-07 au
i 4.522361156125384 6.9379e-06 deg
node 162.4364612831931 5.4528e-05 deg
peri 236.265068879953 6.3333e-05 deg
M 24.91860808604355 3.134e-05 deg
tp 2458914.509001083701
(2020-Mar-06.00900108)
0.00010821 TDB
period 1242.314960088232
3.40
1.2208e-05
3.342e-08
d
yr
n .2897815864460265 2.8475e-09 deg/d
Q 2.507115673550522 1.6424e-08 au
  Orbit Determination Parameters
   # obs. used (total)      224  
   data-arc span      6229 days (17.05 yr)  
   first obs. used      2002-08-17  
   last obs. used      2019-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48656  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:21:16  

Additional Information
 Earth MOID = 1.02724 au 
 Jupiter MOID = 2.85084 au 
 T_jup = 3.607 
[ 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 17.7   n/a MPO494765  

334490 (2002 QN57)          Discovered 2002-Aug-17 by Lowe, A. at Palomar
Reference: 20120831/Numbers.arcLast Updated: 2012-09-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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