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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1543105552387181 3.3653e-08  
a 2.681593847604931 1.1147e-08 au
q 2.267795612056284 9.0247e-08 au
i 2.869977307265247 3.5937e-06 deg
node 118.9842176365151 9.6596e-05 deg
peri 205.2828608264909 9.7757e-05 deg
M 57.81084404817058 1.5546e-05 deg
tp 2458942.930320765824
(2020-Apr-03.43032077)
6.8744e-05 TDB
period 1603.939296354859
4.39
1.0001e-05
2.738e-08
d
yr
n .2244473969919824 1.3995e-09 deg/d
Q 3.095392083153578 1.2868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      700  
   data-arc span      8620 days (23.60 yr)  
   first obs. used      1997-06-07  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52697  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:06  

Additional Information
 Earth MOID = 1.25404 au 
 Jupiter MOID = 2.2211 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 15.57   n/a E2021B55  
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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