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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1965040690707265 3.4364e-08  
a 2.555316882112496 1.1228e-08 au
q 2.053186717012269 8.924e-08 au
i 4.61422926809365 4.2138e-06 deg
node 346.616867798485 6.488e-05 deg
peri 134.0177676554391 6.6787e-05 deg
M 339.3174176403832 1.7389e-05 deg
tp 2458686.217172106517
(2019-Jul-21.71717211)
7.2315e-05 TDB
period 1491.988834943429
4.08
9.8339e-06
2.692e-08
d
yr
n .2412886689019023 1.5904e-09 deg/d
Q 3.057447047212724 1.3435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1499  
   data-arc span      10551 days (28.89 yr)  
   first obs. used      1991-01-17  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52006  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:59:13  

Additional Information
 Earth MOID = 1.07246 au 
 Jupiter MOID = 2.03133 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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