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JPL Small-Body Database Browser
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58181 (1991 CG1)
Classification: Main-belt Asteroid          SPK-ID: 2058181
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1962730600266181 3.2907e-08  
a 2.554729266443306 1.0815e-08 au
q 2.053304735778921 8.4799e-08 au
i 4.614659853580626 4.2116e-06 deg
node 346.6137189922434 6.3033e-05 deg
peri 133.9981810376384 6.494e-05 deg
M 75.87971216429877 1.7006e-05 deg
tp 2458686.131570313181
(2019-Jul-21.63157031)
6.9637e-05 TDB
period 1491.474222282334
4.08
9.4709e-06
2.593e-08
d
yr
n .2413719222375219 1.5327e-09 deg/d
Q 3.056153797107691 1.2938e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1561  
   data-arc span      10609 days (29.05 yr)  
   first obs. used      1991-01-17  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51397  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:24:29  

Additional Information
 Earth MOID = 1.07224 au 
 Jupiter MOID = 2.03125 au 
 T_jup = 3.406 
[ 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 14.3   n/a MPO422075  

58181 (1991 CG1)          Discovered 1991-Feb-07 by Endate, K., Watanabe, K. at Kitami
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 CG1 = 1998 WO31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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