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59227 (1999 CG)
Classification: Main-belt Asteroid          SPK-ID: 2059227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1857181143706542 3.8323e-08  
a 2.372489440805204 6.4208e-09 au
q 1.931875175494573 9.1347e-08 au
i 5.100024189416701 3.483e-06 deg
node 52.62566803943123 4.9341e-05 deg
peri 91.6174500130617 5.0234e-05 deg
M 350.4086550629073 9.1693e-06 deg
tp 2459236.061647140132
(2021-Jan-21.56164714)
3.402e-05 TDB
period 1334.765150707635
3.65
5.4185e-06
1.484e-08
d
yr
n .2697103680067939 1.0949e-09 deg/d
Q 2.813103706115834 7.6133e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1080  
   data-arc span      11100 days (30.39 yr)  
   first obs. used      1990-10-21  
   last obs. used      2021-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5446  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:35:25  

Additional Information
 Earth MOID = .952006 au 
 Jupiter MOID = 2.21312 au 
 T_jup = 3.515 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457054.5 (2015-Feb-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .185093265466743 3.8447e-08  
q 1.933479636561932 9.1618e-08 au
tp 2456567.067389493256
(2013-Oct-01.56738949)
3.419e-05 TDB
node 52.64772042627517 4.9332e-05 deg
peri 91.74780164624534 5.0228e-05 deg
i 5.100682222876801 3.4835e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1080  
   data-arc span      11100 days (30.39 yr)  
   first obs. used      1990-10-21  
   last obs. used      2021-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5446  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:35:25  

Additional Information
 Jupiter MOID = 2.21312 au 
 T_jup = 3.515 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.478158707150955E-15 -3.516649499464488E-15 4.027383518792178E-13 8.212248490577742E-15 1.058021935769269E-13 -2.850356048852139E-15
q -3.516649499464488E-15 8.393766330536195E-15 -9.849253464149248E-13 -1.870791973566321E-14 -2.577795180209926E-13 6.756309057176308E-15
tp 4.027383518792178E-13 -9.849253464149248E-13 1.168955009012196E-9 -2.133216885944882E-12 3.440960731932023E-10 -1.257965885761042E-12
node 8.212248490577742E-15 -1.870791973566321E-14 -2.133216885944882E-12 2.433655942140662E-9 -2.42440013051179E-9 -4.54196859474566E-11
peri 1.058021935769269E-13 -2.577795180209926E-13 3.440960731932023E-10 -2.42440013051179E-9 2.522802321792447E-9 4.491281244532504E-11
i -2.850356048852139E-15 6.756309057176308E-15 -1.257965885761042E-12 -4.54196859474566E-11 4.491281244532504E-11 1.213475435905837E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO452972  
diameter diameter 2.243 km 0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.292   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59227 (1999 CG)          Discovered 1999-Feb-04 by Kobayashi, T. at Oizumi
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 CG = 2001 SL63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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