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101215 (1998 SC53)
Classification: Main-belt Asteroid          SPK-ID: 2101215
[ 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05167778902326361 4.5822e-08  
a 2.808502430706986 2.0879e-08 au
q 2.663365234621588 1.2645e-07 au
i 4.263557418096084 5.2938e-06 deg
node 19.58601302807164 6.6606e-05 deg
peri 103.4033160625311 8.3661e-05 deg
M 170.6023471283202 5.0986e-05 deg
tp 2458385.808595834435
(2018-Sep-24.30859583)		 0.00024243 TDB
period 1719.13757598542
4.71		 1.9171e-05
5.249e-08		 d
yr
n .2094073243635814 2.3352e-09 deg/d
Q 2.953639626792385 2.1958e-08 au
   Orbit Determination Parameters
   # obs. used (total)      426  
   data-arc span      7549 days (20.67 yr)  
   first obs. used      1998-09-30  
   last obs. used      2019-06-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55376  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:45  

Additional Information
 Earth MOID = 1.68282 au 
 Jupiter MOID = 2.06824 au 
 T_jup = 3.316 
[ 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 15.6   n/a MPO474886  

101215 (1998 SC53)          Discovered 1998-Sep-30 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1998 SC53 = 2003 WQ79 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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