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JPL Small-Body Database Browser
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154201 (2002 GQ173)
Classification: Main-belt Asteroid          SPK-ID: 2154201
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06724834016494649 5.6475e-08  
a 3.142650318133933 3.838e-08 au
q 2.931312300520585 1.7908e-07 au
i 11.18490331114011 6.6795e-06 deg
node 71.11081389437086 3.4925e-05 deg
peri 69.71648254810884 6.5178e-05 deg
M 153.8395324802335 5.4382e-05 deg
tp 2458130.923154125728
(2018-Jan-12.42315413)
0.00030756 TDB
period 2034.897399047678
5.57
3.7277e-05
1.021e-07
d
yr
n .1769130965366992 3.2408e-09 deg/d
Q 3.353988335747281 4.0961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      6700 days (18.34 yr)  
   first obs. used      2001-01-05  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58861  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:28:34  

Additional Information
 Earth MOID = 1.96897 au 
 Jupiter MOID = 1.78364 au 
 T_jup = 3.177 
[ 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 15.2   n/a MPO348347  

154201 (2002 GQ173)          Discovered 2002-Apr-10 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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