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JPL Small-Body Database Browser
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66093 (1998 SG)
Classification: Main-belt Asteroid          SPK-ID: 2066093
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1080270832324009 3.4238e-08  
a 2.75627662023866 1.5841e-08 au
q 2.458524096372618 9.4919e-08 au
i 10.36378085172467 5.0126e-06 deg
node 342.6984400065291 2.1486e-05 deg
peri 261.1329309575073 3.2634e-05 deg
M 4.191970473531311 2.6227e-05 deg
tp 2458981.037512663257
(2020-May-11.53751266)
0.00012172 TDB
period 1671.408585882799
4.58
1.4409e-05
3.945e-08
d
yr
n .215387190804609 1.8569e-09 deg/d
Q 3.054029144104702 1.7553e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1261  
   data-arc span      7577 days (20.74 yr)  
   first obs. used      1998-08-23  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48846  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:35:19  

Additional Information
 Earth MOID = 1.4728 au 
 Jupiter MOID = 2.0589 au 
 T_jup = 3.311 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0   n/a MPO474539  

66093 (1998 SG)          Discovered 1998-Sep-16 by Spacewatch at Kitt Peak
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SG = 1999 XG183 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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