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46870 (1998 QC100)
Classification: Main-belt Asteroid          SPK-ID: 2046870
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1794594005356832 3.4853e-08  
a 2.452432947101316 9.2623e-09 au
q 2.012320800560555 8.5383e-08 au
i 6.221882738155291 4.1708e-06 deg
node 126.8164006387161 3.2058e-05 deg
peri 158.7890027075724 3.3758e-05 deg
M 335.4413958868341 1.1011e-05 deg
tp 2459296.196337649297
(2021-Mar-22.69633765)
4.3014e-05 TDB
period 1402.794775916351
3.84
7.9471e-06
2.176e-08
d
yr
n .256630553649472 1.4539e-09 deg/d
Q 2.892545093642077 1.0925e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1331  
   data-arc span      8507 days (23.29 yr)  
   first obs. used      1997-02-07  
   last obs. used      2020-05-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53662  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:53:10  

Additional Information
 Earth MOID = .995475 au 
 Jupiter MOID = 2.27688 au 
 T_jup = 3.465 
[ 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 14.90   n/a E2021B10  

46870 (1998 QC100)          Discovered 1998-Aug-26 by Elst, E. W. at La Silla
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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