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175762 (1998 SS101)
Classification: Main-belt Asteroid          SPK-ID: 2175762
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2196266893057747 6.7097e-08  
a 2.555544145811843 1.3453e-08 au
q 1.994278445692434 1.7675e-07 au
i 5.824465993673335 5.1412e-06 deg
node 2.582910348608288 5.8694e-05 deg
peri 337.2112180588744 6.0362e-05 deg
M 177.8406279034105 1.6926e-05 deg
tp 2458463.356584550992
(2018-Dec-10.85658455)
6.6016e-05 TDB
period 1492.187880183219
4.09
1.1783e-05
3.226e-08
d
yr
n .2412564830346947 1.905e-09 deg/d
Q 3.116809845931253 1.6407e-08 au
  Orbit Determination Parameters
   # obs. used (total)      389  
   data-arc span      7780 days (21.30 yr)  
   first obs. used      1998-09-15  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 21:59:52  

Additional Information
 Earth MOID = .985588 au 
 Jupiter MOID = 2.28894 au 
 T_jup = 3.396 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO454207  

175762 (1998 SS101)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ show close-approach data ]
Alternate Designations
 1998 SS101 = 2002 RC18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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