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215176 (2000 GQ120)
Classification: Main-belt Asteroid          SPK-ID: 2215176
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2273675367157229 5.388e-08  
a 2.634469397569171 2.1131e-08 au
q 2.035476580090914 1.4769e-07 au
i 2.469651900524517 6.0493e-06 deg
node 170.9654563576417 0.00010241 deg
peri 185.8973090589444 0.00010305 deg
M 106.3730313737815 1.3244e-05 deg
tp 2458539.004788614467
(2019-Feb-24.50478861)
5.413e-05 TDB
period 1561.845835858554
4.28
1.8791e-05
5.145e-08
d
yr
n .2304965008291656 2.7732e-09 deg/d
Q 3.233462215047428 2.5936e-08 au
  Orbit Determination Parameters
   # obs. used (total)      406  
   data-arc span      8201 days (22.45 yr)  
   first obs. used      1997-08-11  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54011  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:20:05  

Additional Information
 Earth MOID = 1.03134 au 
 Jupiter MOID = 2.21569 au 
 T_jup = 3.360 
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Orbital Elements at Epoch 2456534.5 (2013-Aug-30.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .229390239738759 5.462e-08  
q 2.029048447951871 1.5009e-07 au
tp 2456973.324189984074
(2014-Nov-11.82418998)
4.446e-05 TDB
node 171.0260026191495 0.0001023 deg
peri 185.1350775859805 0.0001029 deg
i 2.467783119491351 6.0679e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      406  
   data-arc span      8201 days (22.45 yr)  
   first obs. used      1997-08-11  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54011  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:20:05  

Additional Information
 Jupiter MOID = 2.21569 au 
 T_jup = 3.360 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.983342033695894E-15 -8.154648844480767E-15 -1.212382831295547E-12 -1.520257196803378E-14 -2.695429468490144E-13 -1.972883943384668E-15
q -8.154648844480767E-15 2.25273991296842E-14 3.41187296762983E-12 4.029976329586131E-14 7.423244220804196E-13 5.600508063567318E-15
tp -1.212382831295547E-12 3.41187296762983E-12 1.976652294946879E-9 1.117595851416898E-11 5.054806125294539E-10 6.73037804665015E-13
node -1.520257196803378E-14 4.029976329586131E-14 1.117595851416898E-11 1.046606653866857E-8 -1.045283712888686E-8 -2.120317945408781E-10
peri -2.695429468490144E-13 7.423244220804196E-13 5.054806125294539E-10 -1.045283712888686E-8 1.058905540765477E-8 2.119945007400286E-10
i -1.972883943384668E-15 5.600508063567318E-15 6.73037804665015E-13 -2.120317945408781E-10 2.119945007400286E-10 3.681922781362622E-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 16.2   n/a MPO454545  
diameter diameter 3.245 km 0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215176 (2000 GQ120)          Discovered 2000-Apr-05 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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Alternate Designations
 2000 GQ120 = 2006 VU102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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