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101291 (1998 SP125)
Classification: Main-belt Asteroid          SPK-ID: 2101291
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1467982394944278 4.3712e-08  
a 2.277544610332691 9.9693e-09 au
q 1.94320507116583 1.0205e-07 au
i 6.067766783333102 5.2662e-06 deg
node 156.9121466155261 3.7488e-05 deg
peri 224.1972125882107 4.1248e-05 deg
M 160.4207304750888 1.7754e-05 deg
tp 2458641.055827849292
(2019-Jun-06.55582785)
6.0303e-05 TDB
period 1255.448104355376
3.44
8.243e-06
2.257e-08
d
yr
n .2867502039718687 1.8827e-09 deg/d
Q 2.611884149499553 1.1433e-08 au
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      8208 days (22.47 yr)  
   first obs. used      1998-09-24  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58967  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:07  

Additional Information
 Earth MOID = .948999 au 
 Jupiter MOID = 2.85463 au 
 T_jup = 3.586 
[ 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 16.12   n/a E2021B55  

101291 (1998 SP125)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 SP125 = 2003 AA40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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