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101011 (1998 QS49)
Classification: Main-belt Asteroid          SPK-ID: 2101011
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874334285871929 8.4235e-08  
a 2.471981559277407 1.6988e-08 au
q 2.008649580217728 1.9881e-07 au
i 2.934948122701145 5.2631e-06 deg
node 57.1481523783737 7.9602e-05 deg
peri 288.6702612990605 8.3547e-05 deg
M 260.8986548081497 3.5671e-05 deg
tp 2459591.289886361111
(2022-Jan-11.78988636)
0.0001443 TDB
period 1419.600902668364
3.89
1.4634e-05
4.007e-08
d
yr
n .2535924000353362 2.6141e-09 deg/d
Q 2.935313538337086 2.0172e-08 au
  Orbit Determination Parameters
   # obs. used (total)      713  
   data-arc span      9920 days (27.16 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55266  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:34:47  

Additional Information
 Earth MOID = 1.00211 au 
 Jupiter MOID = 2.4809 au 
 T_jup = 3.457 
[ 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 15.75   n/a E2021B55  

101011 (1998 QS49)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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