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295373 (2008 HG60)
Classification: Main-belt Asteroid          SPK-ID: 2295373
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05994015638870775 6.6161e-08  
a 3.071120054085446 4.0123e-08 au
q 2.887036637755068 1.951e-07 au
i 15.58200607537464 6.8488e-06 deg
node 188.2323209800455 2.0986e-05 deg
peri 56.89235873462427 5.278e-05 deg
M 72.20775074753921 4.7396e-05 deg
tp 2458606.201673324036
(2019-May-02.70167332)
0.0002588 TDB
period 1965.81940489518
5.38
3.8524e-05
1.055e-07
d
yr
n .1831297417776765 3.5887e-09 deg/d
Q 3.255203470415824 4.2528e-08 au
  Orbit Determination Parameters
   # obs. used (total)      237  
   data-arc span      6324 days (17.31 yr)  
   first obs. used      2002-04-04  
   last obs. used      2019-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51129  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:39:34  

Additional Information
 Earth MOID = 1.90774 au 
 Jupiter MOID = 1.76502 au 
 T_jup = 3.172 
[ 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 15.4   n/a MPO437320  
diameter diameter 5.081 km 0.554 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.062   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

295373 (2008 HG60)          Discovered 2008-Apr-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 HG60 = 2004 RK156 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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