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120136 (2003 GY12)
Classification: Main-belt Asteroid          SPK-ID: 2120136
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07364072075510773 7.9723e-08  
a 2.970282020335175 2.4608e-08 au
q 2.751548311511755 2.3316e-07 au
i 2.615236543258616 5.2511e-06 deg
node 73.17359826948019 0.00027752 deg
peri 163.9744788665993 0.00029205 deg
M 130.5021692507638 9.217e-05 deg
tp 2458522.686543756625
(2019-Feb-08.18654376)
0.0004772 TDB
period 1869.799143175446
5.12
2.3236e-05
6.362e-08
d
yr
n .1925340490789928 2.3926e-09 deg/d
Q 3.189015729158594 2.642e-08 au
  Orbit Determination Parameters
   # obs. used (total)      525  
   data-arc span      8264 days (22.63 yr)  
   first obs. used      1998-05-01  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4776  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:05  

Additional Information
 Earth MOID = 1.73823 au 
 Jupiter MOID = 1.80003 au 
 T_jup = 3.257 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457850.5 (2017-Apr-07.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07282213430519879 7.7472e-08  
q 2.754990517453038 2.2506e-07 au
tp 2458531.601558143619
(2019-Feb-17.10155814)
0.00049072 TDB
node 73.19647922737498 0.0002772 deg
peri 165.9058620576074 0.00029256 deg
i 2.617076087818358 5.2711e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      525  
   data-arc span      8264 days (22.63 yr)  
   first obs. used      1998-05-01  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4776  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:05  

Additional Information
 Jupiter MOID = 1.80003 au 
 T_jup = 3.257 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.001920639771441E-15 -1.735283617230169E-14 -2.795171741329338E-11 7.70222026252513E-14 -5.576684730656553E-12 4.031484940876159E-15
q -1.735283617230169E-14 5.065339938796535E-14 8.416427173811774E-11 -2.245371877021158E-13 1.670288610617553E-11 -1.180416875539762E-14
tp -2.795171741329338E-11 8.416427173811774E-11 2.408014426292951E-7 -5.27858871995744E-10 4.624553670927013E-8 -2.790799547618076E-11
node 7.70222026252513E-14 -2.245371877021158E-13 -5.27858871995744E-10 7.683837029421566E-8 -7.685980496836169E-8 -9.919932429090825E-10
peri -5.576684730656553E-12 1.670288610617553E-11 4.624553670927013E-8 -7.685980496836169E-8 8.559049011958683E-8 9.856107680224626E-10
i 4.031484940876159E-15 -1.180416875539762E-14 -2.790799547618076E-11 -9.919932429090825E-10 9.856107680224626E-10 2.778445353165733E-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 15.65   n/a E2021B55  
diameter diameter 4.395 km 1.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120136 (2003 GY12)          Discovered 2003-Apr-01 by LINEAR at Socorro
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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