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146289 (2001 GH1)
Classification: Main-belt Asteroid          SPK-ID: 2146289
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .197746766065254 5.5531e-08  
a 2.295954491199277 1.5076e-08 au
q 1.841936915531624 1.2613e-07 au
i 22.58531076018075 6.1701e-06 deg
node 91.60013419199913 1.3952e-05 deg
peri 187.9686837150925 2.0414e-05 deg
M 101.6975437546844 1.3543e-05 deg
tp 2458641.535663433246
(2019-Jun-07.03566343)
4.7232e-05 TDB
period 1270.700907740252
3.48
1.2516e-05
3.427e-08
d
yr
n .2833082103011992 2.7904e-09 deg/d
Q 2.749972066866929 1.8057e-08 au
  Orbit Determination Parameters
   # obs. used (total)      522  
   data-arc span      6779 days (18.56 yr)  
   first obs. used      2001-03-28  
   last obs. used      2019-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53293  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:36:14  

Additional Information
 Earth MOID = .827109 au 
 Jupiter MOID = 2.39286 au 
 T_jup = 3.469 
[ 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 15.3   n/a MPO493831  
diameter diameter 2.648 km 0.498 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.252   0.135 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146289 (2001 GH1)          Discovered 2001-Apr-13 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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