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13537 (1991 SG)
Classification: Main-belt Asteroid          SPK-ID: 2013537
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07927463113891392 6.2296e-08  
a 3.173076175535313 3.1171e-08 au
q 2.921531732144075 1.9205e-07 au
i 9.869558028068916 6.7869e-06 deg
node 157.2966615211386 3.4727e-05 deg
peri 187.9298258196219 5.2545e-05 deg
M 147.8845748902531 3.8884e-05 deg
tp 2456752.414670381220
(2014-Apr-04.91467038)
0.00022259 JED
period 2064.520379419799
5.65
3.0421e-05
8.329e-08
d
yr
n .1743746410007211 2.5695e-09 deg/d
Q 3.42462061892655 3.3642e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1102  
   data-arc span      14300 days (39.15 yr)  
   first obs. used      1977-02-11  
   last obs. used      2016-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46882  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:16:47  

Additional Information
 Earth MOID = 1.91323 au 
 Jupiter MOID = 1.96473 au 
 T_jup = 3.174 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9 mag n/a MPO350910  

13537 (1991 SG)          Discovered 1991-Sep-29 by McNaught, R. H. at Siding Spring
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 SG = 1977 CM1 = 1989 EO7 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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