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JPL Small-Body Database Browser
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136885 (1998 GO2)
Classification: Main-belt Asteroid          SPK-ID: 2136885
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1815539541357327 5.1824e-08  
a 2.341275812900938 1.3998e-08 au
q 1.916207931346421 1.2179e-07 au
i 9.071125320171101 3.8445e-06 deg
node 100.6314817162927 3.5999e-05 deg
peri 104.7802135945436 3.7472e-05 deg
M 297.4734521008336 1.0923e-05 deg
tp 2458827.768500140212
(2019-Dec-10.26850014)
4.0265e-05 TDB
period 1308.51074942468
3.58
1.1735e-05
3.213e-08
d
yr
n .2751219278544582 2.4673e-09 deg/d
Q 2.766343694455455 1.6539e-08 au
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      7639 days (20.91 yr)  
   first obs. used      1998-02-26  
   last obs. used      2019-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5745  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:02:10  

Additional Information
 Earth MOID = .935461 au 
 Jupiter MOID = 2.2475 au 
 T_jup = 3.525 
[ 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 15.9   n/a MPO436675  

136885 (1998 GO2)          Discovered 1998-Apr-02 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

Alternate Designations
 1998 GO2 = 1998 KS9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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