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321658 (2010 CG12)
Classification: Main-belt Asteroid          SPK-ID: 2321658
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1967211389832947 4.1701e-08  
a 3.150978477642676 3.6662e-08 au
q 2.531114402608961 1.3992e-07 au
i 10.87822844120982 7.979e-06 deg
node 173.4183988066715 3.0611e-05 deg
peri 299.0781335639018 4.144e-05 deg
M 322.4289014079984 2.6886e-05 deg
tp 2459213.715108377436
(2020-Dec-30.21510838)
0.00015461 TDB
period 2042.991605047649
5.59
3.5655e-05
9.762e-08
d
yr
n .176212177823219 3.0753e-09 deg/d
Q 3.770842552676391 4.3874e-08 au
  Orbit Determination Parameters
   # obs. used (total)      227  
   data-arc span      9863 days (27.00 yr)  
   first obs. used      1993-01-24  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62152  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 19:50:45  

Additional Information
 Earth MOID = 1.56852 au 
 Jupiter MOID = 1.46717 au 
 T_jup = 3.150 
[ show covariance matrix ]

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 15.9   n/a MPO494703  
diameter diameter 4.723 km 0.504 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

321658 (2010 CG12)          Discovered 2010-Feb-12 by Lowe, A. at Mayhill
Reference: 20120308/Numbers.arcLast Updated: 2012-03-13

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1962-Dec-10 07:24 00:04 Jupiter 1.62155460387599 1.62155219426013 1.62155701352429 3.23343491769594 3.06763705301219 2438008.808347032 3.62146478143195 414.917924019525 30.8365716233697 77.5019182605259 1215914.87041982 T 20 CATAB v2.0f-lin.ifort 2020-Feb-25 19:50:55 2020-Feb-25 19:50
1973-Jul-26 01:24 00:03 Jupiter 1.53822319994186 1.53822218115655 1.53822421873163 1.9114466977882 1.59760088711603 2441889.558150517 2.93251459088612 316.19754462148 125.054990488722 -61.9916913567539 777113.074777296 T 20 CATAB v2.0f-lin.ifort 2020-Feb-25 19:50:55 2020-Feb-25 19:50
1984-Jan-01 11:21 00:02 Jupiter 1.84156007846823 1.84155841776734 1.84156173916022 1.48478773450437 1.13344515551565 2445700.972606529 2.34708432138766 418.434151298707 82.3135815370454 -9.10026665215373 527758.03450634 T 20 CATAB v2.0f-lin.ifort 2020-Feb-25 19:50:55 2020-Feb-25 19:50
2058-Dec-16 13:41 00:02 Jupiter 1.98632010134645 1.98631858540421 1.98632161729095 4.32197719750491 4.2221595052849 2473079.069815867 2.17579004806551 153.884106709529 40.5166946452659 67.2521071985791 1727464.60874703 T 20 CATAB v2.0f-lin.ifort 2020-Feb-25 19:50:55 2020-Feb-25 19:50
2069-Jul-29 07:59 00:03 Jupiter 1.5516044802589 1.55160330297156 1.55160565755726 3.0580204964741 2.87396716330558 2476956.832848682 2.7798843470599 316.976319860737 34.4193913998857 84.6748845496538 1197781.54273011 T 20 CATAB v2.0f-lin.ifort 2020-Feb-25 19:50:55 2020-Feb-25 19:50
2080-Mar-19 18:03 00:04 Jupiter 1.54856269939401 1.54856098725885 1.54856441154027 1.89381161412916 1.57878932880387 2480843.252206818 3.94788391735826 324.970543299128 146.727537253683 -42.4249808810423 728846.302990101 T 20 CATAB v2.0f-lin.ifort 2020-Feb-25 19:50:55 2020-Feb-25 19:50
2090-Aug-23 03:00 00:05 Jupiter 1.90775511337463 1.90775243965012 1.90775778709036 1.74659010768431 1.4705776967998 2484651.624864860 5.23237042170797 355.17214284519 49.782501667265 -40.4735856531273 743816.593787309 T 20 CATAB v2.0f-lin.ifort 2020-Feb-25 19:50:55 2020-Feb-25 19:50
2165-Aug-05 22:54 00:09 Jupiter 1.90770731410757 1.90770083871586 1.9077137895587 3.97645723102772 3.8631867181369 2512027.454296594 8.8740819134788 633.53602564343 42.1517084015935 62.0290446428968 1501670.63589695 T 20 CATAB v2.0f-lin.ifort 2020-Feb-25 19:50:55 2020-Feb-25 19:50
2176-Mar-19 16:12 00:09 Jupiter 1.49970037463728 1.4996978920865 1.49970285744543 2.94154792945179 2.7428297853086 2515906.174693878 8.96899470090568 1083.44198213237 33.0253271735957 86.3563480120871 1154155.33853114 T 20 CATAB v2.0f-lin.ifort 2020-Feb-25 19:50:55 2020-Feb-25 19:50
2186-Nov-08 00:30 00:11 Jupiter 1.5811257828574 1.58112049645345 1.58113106932211 1.87954869133907 1.56884871490034 2519791.520670039 11.1073719025279 785.300128543855 158.040752883845 -22.6362231171418 515692.512778556 T 20 CATAB v2.0f-lin.ifort 2020-Feb-25 19:50:55 2020-Feb-25 19:50
2197-Apr-07 08:41 00:13 Jupiter 1.99058869606647 1.99058204699442 1.9905953451401 2.09896946148402 1.8853767917409 2523594.861770961 12.6177912849839 596.2220882549 16.7092674582066 -72.7893598425338 844104.540022674 T 20 CATAB v2.0f-lin.ifort 2020-Feb-25 19:50:55 2020-Feb-25 19:50

Alternate Designations
 2010 CG12 = 2005 JY148 = 2008 UM68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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