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229723 (2007 GG2)
Classification: Main-belt Asteroid          SPK-ID: 2229723
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05927943039692824 5.6478e-08  
a 2.811720376726697 2.564e-08 au
q 2.645043194358902 1.6314e-07 au
i 3.882715730364155 5.6963e-06 deg
node 71.21953916772429 9.545e-05 deg
peri 264.8668776867531 0.00011254 deg
M 217.3460355399599 6.2526e-05 deg
tp 2459882.898343667595
(2022-Oct-30.39834367)
0.00030061 TDB
period 1722.093070810863
4.71
2.3556e-05
6.449e-08
d
yr
n .2090479348078967 2.8595e-09 deg/d
Q 2.978397559094492 2.716e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      6963 days (19.06 yr)  
   first obs. used      2002-04-08  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53027  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:52:35  

Additional Information
 Earth MOID = 1.63685 au 
 Jupiter MOID = 2.24186 au 
 T_jup = 3.315 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457875.5 (2017-May-02.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05828916396070416 5.6347e-08  
q 2.647779902419646 1.6257e-07 au
tp 2458158.979592825494
(2018-Feb-09.47959283)
0.0003028 TDB
node 71.23203843593132 9.543e-05 deg
peri 264.5963142151019 0.00011313 deg
i 3.883082322176712 5.697e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      6963 days (19.06 yr)  
   first obs. used      2002-04-08  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53027  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:52:35  

Additional Information
 Jupiter MOID = 2.24186 au 
 T_jup = 3.315 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.174940339673908E-15 -9.060737797436375E-15 9.380482425652824E-12 -2.636063327418565E-15 1.910316941239098E-12 1.466105696055819E-15
q -9.060737797436375E-15 2.643020233119968E-14 -2.560320217435719E-11 9.832155717447316E-15 -5.237075179390458E-12 -3.645092725690126E-15
tp 9.380482425652824E-12 -2.560320217435719E-11 9.168719901356105E-8 1.043341471723409E-10 1.84660428402804E-8 1.77320314589053E-12
node -2.636063327418565E-15 9.832155717447316E-15 1.043341471723409E-10 9.106818085465813E-9 -9.064320101350197E-9 -2.596357984162294E-10
peri 1.910316941239098E-12 -5.237075179390458E-12 1.84660428402804E-8 -9.064320101350197E-9 1.279830210441838E-8 2.594339915566021E-10
i 1.466105696055819E-15 -3.645092725690126E-15 1.77320314589053E-12 -2.596357984162294E-10 2.594339915566021E-10 3.245536022384287E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.34   n/a MPCxxxxx  

229723 (2007 GG2)          Discovered 2007-Apr-11 by Ries, W. at Altschwendt
Reference: 20091231/Numbers.arcLast Updated: 2010-01-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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