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245371 (2005 GR60)
Classification: Main-belt Asteroid          SPK-ID: 2245371
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2462087695623956 4.4667e-08  
a 2.643381038921741 1.9703e-08 au
q 1.992557445844252 1.2032e-07 au
i 11.36469818512721 6.4379e-06 deg
node 350.2959645072607 2.5796e-05 deg
peri 265.0950186818297 2.901e-05 deg
M 193.531364055349 1.6117e-05 deg
tp 2459926.385301952670
(2022-Dec-12.88530195)
7.4362e-05 TDB
period 1569.777437173492
4.30
1.7551e-05
4.805e-08
d
yr
n .2293318730890975 2.5641e-09 deg/d
Q 3.29420463199923 2.4555e-08 au
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      9956 days (27.26 yr)  
   first obs. used      1993-09-15  
   last obs. used      2020-12-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56497  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:51:18  

Additional Information
 Earth MOID = 1.01581 au 
 Jupiter MOID = 1.94711 au 
 T_jup = 3.323 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456916.5 (2014-Sep-16.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2461838350269761 4.4561e-08  
q 1.992502854678728 1.2e-07 au
tp 2456788.468366533658
(2014-May-10.96836653)
6.2881e-05 TDB
node 350.339664328687 2.5778e-05 deg
peri 265.191389434505 2.9011e-05 deg
i 11.36912668779444 6.4404e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      9956 days (27.26 yr)  
   first obs. used      1993-09-15  
   last obs. used      2020-12-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56497  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:51:18  

Additional Information
 Jupiter MOID = 1.94711 au 
 T_jup = 3.323 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.985690227566294E-15 -5.306351325449136E-15 -4.152644752510798E-13 2.33924527440419E-15 -1.321394692158346E-13 2.251458427914241E-15
q -5.306351325449136E-15 1.440071627393382E-14 1.168567924349207E-12 -6.299042064740555E-15 3.675523914213731E-13 -3.726848673232279E-15
tp -4.152644752510798E-13 1.168567924349207E-12 3.953990538812221E-9 -5.039097256942436E-12 8.602390264421476E-10 -1.290754943827386E-12
node 2.33924527440419E-15 -6.299042064740555E-15 -5.039097256942436E-12 6.645000962191252E-10 -6.52103250626939E-10 3.297927129829091E-11
peri -1.321394692158346E-13 3.675523914213731E-13 8.602390264421476E-10 -6.52103250626939E-10 8.416113094949779E-10 -3.249805887417824E-11
i 2.251458427914241E-15 -3.726848673232279E-15 -1.290754943827386E-12 3.297927129829091E-11 -3.249805887417824E-11 4.14782353447924E-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 15.58   n/a MPCxxxxx  
diameter diameter 4.928 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245371 (2005 GR60)          Discovered 2005-Apr-06 by LONEOS at Anderson Mesa
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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