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215421 (2002 GO155)
Classification: Main-belt Asteroid          SPK-ID: 2215421
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06661759161843359 3.4137e-08  
a 2.238111637426766 1.0656e-08 au
q 2.089014030368206 7.8866e-08 au
i 5.34378223506843 4.1535e-06 deg
node 71.99286158252811 4.893e-05 deg
peri 48.50180947883461 6.695e-05 deg
M 332.8486985857712 4.7131e-05 deg
tp 2459488.737855082212
(2021-Oct-01.23785508)
0.00016047 TDB
period 1222.984759478035
3.35
8.7343e-06
2.391e-08
d
yr
n .2943618039472925 2.1023e-09 deg/d
Q 2.387209244485326 1.1366e-08 au
  Orbit Determination Parameters
   # obs. used (total)      467  
   data-arc span      7369 days (20.18 yr)  
   first obs. used      2000-10-02  
   last obs. used      2020-12-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53635  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:50:40  

Additional Information
 Earth MOID = 1.10995 au 
 Jupiter MOID = 2.6509 au 
 T_jup = 3.628 
[ 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 17.03   n/a MPCxxxxx  

215421 (2002 GO155)          Discovered 2002-Apr-13 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2002 GO155 = 2005 BA20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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