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120267 (2004 GP68)
Classification: Main-belt Asteroid          SPK-ID: 2120267
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .207438915861591 3.9393e-08  
a 2.655883656073847 1.3576e-08 au
q 2.10495002980337 1.0461e-07 au
i 12.0867074715717 5.0281e-06 deg
node 184.3731408576083 1.9742e-05 deg
peri 142.1954172804492 2.3291e-05 deg
M 215.938054998672 1.4911e-05 deg
tp 2459833.143091089720
(2022-Sep-10.64309109)
6.8123e-05 TDB
period 1580.927654351743
4.33
1.2121e-05
3.319e-08
d
yr
n .2277144048995825 1.7459e-09 deg/d
Q 3.206817282344324 1.6392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      10394 days (28.46 yr)  
   first obs. used      1992-09-29  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56729  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:41  

Additional Information
 Earth MOID = 1.10666 au 
 Jupiter MOID = 2.25224 au 
 T_jup = 3.326 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457086.5 (2015-Mar-05.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2091776764936528 3.9655e-08  
q 2.099137163772019 1.0548e-07 au
tp 2456667.601684708692
(2014-Jan-10.10168471)
5.6597e-05 TDB
node 184.4499956246994 1.9774e-05 deg
peri 141.5200093270773 2.3191e-05 deg
i 12.07736851829546 5.0246e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      10394 days (28.46 yr)  
   first obs. used      1992-09-29  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56729  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:41  

Additional Information
 Jupiter MOID = 2.25224 au 
 T_jup = 3.326 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.572484873559527E-15 -4.161124841140835E-15 7.871429636746964E-13 1.078389183600961E-14 1.251965000267499E-13 1.263196320066116E-15
q -4.161124841140835E-15 1.112502013121137E-14 -1.928301377030298E-12 -2.752993291582093E-14 -2.939671007254186E-13 -3.181742971114234E-15
tp 7.871429636746964E-13 -1.928301377030298E-12 3.203226799117117E-9 1.399388426289368E-11 6.988005444650499E-10 -5.670328605179834E-14
node 1.078389183600961E-14 -2.752993291582093E-14 1.399388426289368E-11 3.909951165915033E-10 -3.792834034874573E-10 1.75018421898948E-11
peri 1.251965000267499E-13 -2.939671007254186E-13 6.988005444650499E-10 -3.792834034874573E-10 5.378143381885881E-10 -1.721097152243836E-11
i 1.263196320066116E-15 -3.181742971114234E-15 -5.670328605179834E-14 1.75018421898948E-11 -1.721097152243836E-11 2.524688262137826E-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 15.96   n/a E2021B55  

120267 (2004 GP68)          Discovered 2004-Apr-13 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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