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101316 (1998 SS145)
Classification: Main-belt Asteroid          SPK-ID: 2101316
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2201924472210493 3.6216e-08  
a 2.349264078998221 9.099e-09 au
q 1.831973872275098 8.5495e-08 au
i 2.647296418429193 5.4442e-06 deg
node 22.03308180735424 8.5524e-05 deg
peri 303.010380837928 8.6662e-05 deg
M 42.48340129019024 1.3532e-05 deg
tp 2458845.292407202992
(2019-Dec-27.79240720)
4.8962e-05 TDB
period 1315.213276480876
3.60
7.641e-06
2.092e-08
d
yr
n .2737198646315783 1.5902e-09 deg/d
Q 2.866554285721344 1.1103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      481  
   data-arc span      7614 days (20.85 yr)  
   first obs. used      1998-09-20  
   last obs. used      2019-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60423  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:01:14  

Additional Information
 Earth MOID = .821776 au 
 Jupiter MOID = 2.47423 au 
 T_jup = 3.524 
[ 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 16.4   n/a MPO436473  

101316 (1998 SS145)          Discovered 1998-Sep-20 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 SS145 = 1998 UJ39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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