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212215 (2005 GH197)
Classification: Main-belt Asteroid          SPK-ID: 2212215
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04469336974459071 8.8328e-08  
a 2.589867118196341 3.2537e-08 au
q 2.474117229493435 2.4063e-07 au
i 1.834978051296929 5.761e-06 deg
node 86.931207585514 0.00030208 deg
peri 49.60375323971143 0.00031931 deg
M 288.8043113733047 0.00010295 deg
tp 2459301.568863868595
(2021-Mar-28.06886387)
0.00043531 TDB
period 1522.350483341691
4.17
2.8688e-05
7.854e-08
d
yr
n .2364764250672216 4.4563e-09 deg/d
Q 2.705617006899248 3.3991e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      4813 days (13.18 yr)  
   first obs. used      2003-11-29  
   last obs. used      2017-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58824  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 23:48:09  

Additional Information
 Earth MOID = 1.48813 au 
 Jupiter MOID = 2.2871 au 
 T_jup = 3.418 
[ 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 17.0   n/a MPO494173  

212215 (2005 GH197)          Discovered 2005-Apr-10 by Buie, M. W. at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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