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276202 (2002 QK57)
Classification: Main-belt Asteroid          SPK-ID: 2276202
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 .09196218730871449 6.6228e-08  
a 3.025833781748971 4.3338e-08 au
q 2.747571488746736 2.0548e-07 au
i 12.2904248829286 8.9147e-06 deg
node 159.0159757725958 3.3432e-05 deg
peri 231.6310690832387 6.308e-05 deg
M 83.59243278977034 4.9206e-05 deg
tp 2458554.093518493088
(2019-Mar-11.59351849)
0.00026439 TDB
period 1922.498580064712
5.26
4.1303e-05
1.131e-07
d
yr
n .1872563151583094 4.023e-09 deg/d
Q 3.304096074751206 4.7323e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6377 days (17.46 yr)  
   first obs. used      2002-08-17  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58469  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:02:12  

Additional Information
 Earth MOID = 1.76935 au 
 Jupiter MOID = 2.15232 au 
 T_jup = 3.204 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO413217  

276202 (2002 QK57)          Discovered 2002-Aug-17 by Lowe, A. at Palomar
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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