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101227 (1998 SX68)
Classification: Main-belt Asteroid          SPK-ID: 2101227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1326204644095315 4.2116e-08  
a 2.268913804275789 1.0112e-08 au
q 1.968009401847537 9.7421e-08 au
i 6.840168880892055 4.5764e-06 deg
node 129.0293208735788 3.7418e-05 deg
peri 221.1589001729778 4.0815e-05 deg
M 183.8173595862823 1.8151e-05 deg
tp 2459811.422382265987
(2022-Aug-19.92238227)
6.4902e-05 TDB
period 1248.31854659065
3.42
8.3454e-06
2.285e-08
d
yr
n .2883879286927326 1.928e-09 deg/d
Q 2.569818206704042 1.1453e-08 au
  Orbit Determination Parameters
   # obs. used (total)      585  
   data-arc span      10798 days (29.56 yr)  
   first obs. used      1991-08-14  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60686  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:48  

Additional Information
 Earth MOID = .96497 au 
 Jupiter MOID = 2.8288 au 
 T_jup = 3.593 
[ 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 16.37   n/a E2021B55  

101227 (1998 SX68)          Discovered 1998-Sep-19 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 SX68 = 1991 PQ30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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