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101288 (1998 SA125)
Classification: Main-belt Asteroid          SPK-ID: 2101288
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 .1544309393112716 3.8055e-08  
a 2.68178374185996 1.2714e-08 au
q 2.26763335957483 1.0381e-07 au
i 2.869974762615701 4.1481e-06 deg
node 118.983593027071 9.8226e-05 deg
peri 205.2587822611422 9.9409e-05 deg
M 12.93468885331089 1.6319e-05 deg
tp 2458942.864834764700
(2020-Apr-03.36483476)
7.2543e-05 TDB
period 1604.109671288842
4.39
1.1407e-05
3.123e-08
d
yr
n .2244235580917316 1.5959e-09 deg/d
Q 3.09593412414509 1.4677e-08 au
  Orbit Determination Parameters
   # obs. used (total)      630  
   data-arc span      8541 days (23.38 yr)  
   first obs. used      1997-06-07  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53951  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:01:23  

Additional Information
 Earth MOID = 1.25583 au 
 Jupiter MOID = 2.22075 au 
 T_jup = 3.357 
[ 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 15.5   n/a MPO436473  
diameter diameter 2.905 km 0.366 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.159   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101288 (1998 SA125)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 SA125 = 1997 LQ7 = 2002 PN62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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