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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1872853600778032 8.4185e-08  
a 2.472233802588446 1.714e-08 au
q 2.009220604674153 1.9858e-07 au
i 2.93479938788443 5.2635e-06 deg
node 57.15019277041209 7.9647e-05 deg
peri 288.6571014146293 8.3593e-05 deg
M 210.1853576867521 3.521e-05 deg
tp 2459591.359874809843
(2022-Jan-11.85987481)
0.0001444 TDB
period 1419.818194317671
3.89
1.4765e-05
4.042e-08
d
yr
n .2535535897770397 2.6368e-09 deg/d
Q 2.93524700050274 2.035e-08 au
  Orbit Determination Parameters
   # obs. used (total)      711  
   data-arc span      9920 days (27.16 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55344  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:02:57  

Additional Information
 Earth MOID = 1.00448 au 
 Jupiter MOID = 2.48045 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 15.8   n/a MPO469017  

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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