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249532 (2010 GN120)
Classification: Main-belt Asteroid          SPK-ID: 2249532
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1177731522309277 6.771e-08  
a 3.061621969799206 3.2955e-08 au
q 2.701045099476491 2.1348e-07 au
i 6.116021083951432 9.0493e-06 deg
node 164.7814949106182 5.1098e-05 deg
peri 70.55555800195491 6.2388e-05 deg
M 305.9769938254843 3.8478e-05 deg
tp 2459294.131079642484
(2021-Mar-20.63107964)
0.00021059 TDB
period 1956.706895018358
5.36
3.1593e-05
8.65e-08
d
yr
n .1839825887651009 2.9705e-09 deg/d
Q 3.42219884012192 3.6836e-08 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      7623 days (20.87 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .668  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:24:21  

Additional Information
 Earth MOID = 1.69789 au 
 Jupiter MOID = 1.59691 au 
 T_jup = 3.214 
[ 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 16.4   n/a MPO418332  
diameter diameter 2.391 km 0.353 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.085   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249532 (2010 GN120)          Discovered 2010-Apr-11 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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