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56204 (1999 GQ22)
Classification: Main-belt Asteroid          SPK-ID: 2056204
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2899249287941341 4.1006e-08  
a 2.621991971940174 1.0705e-08 au
q 1.861811136176627 1.0789e-07 au
i 5.542529844088406 4.4955e-06 deg
node 328.0669812428799 4.0759e-05 deg
peri 201.9367253489694 4.1237e-05 deg
M 359.8264900640563 6.0484e-06 deg
tp 2459001.247424469729
(2020-May-31.74742447)
2.6056e-05 TDB
period 1550.763117044979
4.25
9.4973e-06
2.6e-08
d
yr
n .2321437723422193 1.4217e-09 deg/d
Q 3.38217280770372 1.3809e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1009  
   data-arc span      7707 days (21.10 yr)  
   first obs. used      1998-12-01  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49128  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 09:16:42  

Additional Information
 Earth MOID = .869628 au 
 Jupiter MOID = 1.60747 au 
 T_jup = 3.337 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456792.5 (2014-May-15.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2905409825743217 4.0994e-08  
q 1.859753434771856 1.0786e-07 au
tp 2457450.964348555373
(2016-Mar-03.46434856)
2.3405e-05 TDB
node 328.0959690408752 4.0733e-05 deg
peri 201.9647933569846 4.1209e-05 deg
i 5.545549636330703 4.4972e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1009  
   data-arc span      7707 days (21.10 yr)  
   first obs. used      1998-12-01  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49128  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 09:16:42  

Additional Information
 Jupiter MOID = 1.60747 au 
 T_jup = 3.337 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.680509968833707E-15 -4.410911118268831E-15 1.144435862809696E-13 -3.79159228085279E-16 3.13928800446782E-14 -3.588082106607077E-15
q -4.410911118268831E-15 1.163470751681361E-14 -2.870168862129409E-13 -3.493650665127005E-16 -8.504115853431069E-14 9.698755916530759E-15
tp 1.144435862809696E-13 -2.870168862129409E-13 5.477873753010913E-10 -1.098300282142696E-13 1.589745619532907E-10 -5.695063086481997E-13
node -3.79159228085279E-16 -3.493650665127005E-16 -1.098300282142696E-13 1.65920800868219E-9 -1.65070365588188E-9 4.56740082645517E-11
peri 3.13928800446782E-14 -8.504115853431069E-14 1.589745619532907E-10 -1.65070365588188E-9 1.698160052845486E-9 -4.566200104897059E-11
i -3.588082106607077E-15 9.698755916530759E-15 -5.695063086481997E-13 4.56740082645517E-11 -4.566200104897059E-11 2.022447285978307E-11

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 15.0   n/a MPO417210  

56204 (1999 GQ22)          Discovered 1999-Apr-06 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

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