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186745 (2004 CG56)
Classification: Main-belt Asteroid          SPK-ID: 2186745
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1215811352596434 5.0682e-08  
a 2.389301778708576 1.2037e-08 au
q 2.098807755975302 1.168e-07 au
i 1.851555447360174 5.0343e-06 deg
node 148.7061209087385 0.000111 deg
peri 49.58493824661738 0.00011219 deg
M 216.4346195882721 1.554e-05 deg
tp 2459934.462696473493
(2022-Dec-20.96269647)
5.8309e-05 TDB
period 1348.978215883561
3.69
1.0194e-05
2.791e-08
d
yr
n .2668686534453821 2.0167e-09 deg/d
Q 2.67979580144185 1.3501e-08 au
  Orbit Determination Parameters
   # obs. used (total)      469  
   data-arc span      8536 days (23.37 yr)  
   first obs. used      1997-06-07  
   last obs. used      2020-10-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52708  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:32  

Additional Information
 Earth MOID = 1.09801 au 
 Jupiter MOID = 2.27347 au 
 T_jup = 3.522 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457680.5 (2016-Oct-19.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1205273090889998 5.0692e-08  
q 2.10223048292289 1.1669e-07 au
tp 2457235.353340479561
(2015-Jul-31.85334048)
6.1411e-05 TDB
node 148.7435419334245 0.00011113 deg
peri 49.61468213465987 0.00011233 deg
i 1.850168578190122 5.031e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      469  
   data-arc span      8536 days (23.37 yr)  
   first obs. used      1997-06-07  
   last obs. used      2020-10-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52708  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:32  

Additional Information
 Jupiter MOID = 2.27347 au 
 T_jup = 3.522 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.569638184146752E-15 -5.895263517336135E-15 -1.596371490303541E-12 -2.636002439774108E-15 -4.081018987107742E-13 -1.926398828061375E-15
q -5.895263517336135E-15 1.361606115349431E-14 3.620849417459832E-12 6.154966545314375E-15 9.324869967402325E-13 4.529063103409902E-15
tp -1.596371490303541E-12 3.620849417459832E-12 3.771261428561064E-9 7.470680062248704E-12 1.017120186647454E-9 1.630396591400971E-12
node -2.636002439774108E-15 6.154966545314375E-15 7.470680062248704E-12 1.234942422372487E-8 -1.234049508656276E-8 1.934884526032708E-10
peri -4.081018987107742E-13 9.324869967402325E-13 1.017120186647454E-9 -1.234049508656276E-8 1.261872602391779E-8 -1.929643338488735E-10
i -1.926398828061375E-15 4.529063103409902E-15 1.630396591400971E-12 1.934884526032708E-10 -1.929643338488735E-10 2.531077319601253E-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 17.03   n/a E2021B55  

186745 (2004 CG56)          Discovered 2004-Feb-14 by NEAT at Haleakala
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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Alternate Designations
 2004 CG56 = 1997 LN7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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