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101285 (1998 SC124)
Classification: Main-belt Asteroid          SPK-ID: 2101285
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1097369488927363 4.9034e-08  
a 2.696159809975372 1.4903e-08 au
q 2.400291458701455 1.3923e-07 au
i 9.696498921667146 6.7699e-06 deg
node 23.71465810414297 2.3887e-05 deg
peri 39.19406901643998 3.8406e-05 deg
M 326.9508575270943 3.0138e-05 deg
tp 2459348.948074017810
(2021-May-14.44807402)
0.00013572 TDB
period 1617.025515570447
4.43
1.3407e-05
3.671e-08
d
yr
n .2226309953266264 1.8458e-09 deg/d
Q 2.992028161249288 1.6538e-08 au
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      8137 days (22.28 yr)  
   first obs. used      1998-09-26  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55157  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:05  

Additional Information
 Earth MOID = 1.41997 au 
 Jupiter MOID = 2.36384 au 
 T_jup = 3.340 
[ 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 MPO436473  

101285 (1998 SC124)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 SC124 = 2003 YZ11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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