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249537 (2010 GK157)
Classification: Main-belt Asteroid          SPK-ID: 2249537
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1191396712452113 6.0144e-08  
a 2.67388176342685 2.576e-08 au
q 2.355316369183609 1.4979e-07 au
i 2.831632410463099 5.9666e-06 deg
node 246.0285472122719 0.00011415 deg
peri 277.7094968620211 0.000117 deg
M 62.75039543864801 2.6188e-05 deg
tp 2458322.127908810769
(2018-Jul-22.62790881)
0.00011489 TDB
period 1597.025040680484
4.37
2.3079e-05
6.319e-08
d
yr
n .2254191329690146 3.2575e-09 deg/d
Q 2.992447157670091 2.8829e-08 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      6698 days (18.34 yr)  
   first obs. used      2001-03-27  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71584  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:50  

Additional Information
 Earth MOID = 1.36548 au 
 Jupiter MOID = 1.99978 au 
 T_jup = 3.368 
[ 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 16.6   n/a MPO433635  
diameter diameter 2.773 km 0.314 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249537 (2010 GK157)          Discovered 2010-Apr-10 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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