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101043 (1998 QP99)
Classification: Main-belt Asteroid          SPK-ID: 2101043
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1717193335236189 4.5509e-08  
a 2.374052043500059 7.7624e-09 au
q 1.966381408839844 1.115e-07 au
i 3.138176847921 3.7117e-06 deg
node 131.2680463747416 8.1376e-05 deg
peri 273.9566484542897 8.2287e-05 deg
M 299.4349855034125 1.1301e-05 deg
tp 2459225.277638624408
(2021-Jan-10.77763862)		 4.2171e-05 TDB
period 1336.084050790511
3.66		 6.5528e-06
1.794e-08		 d
yr
n .2694441265031203 1.3215e-09 deg/d
Q 2.781722678160275 9.0953e-09 au
   Orbit Determination Parameters
   # obs. used (total)      979  
   data-arc span      10553 days (28.89 yr)  
   first obs. used      1991-12-03  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48225  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:02:46  

Additional Information
 Earth MOID = .978659 au 
 Jupiter MOID = 2.60706 au 
 T_jup = 3.521 
[ 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 15.9   n/a MPO280445  

101043 (1998 QP99)          Discovered 1998-Aug-26 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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