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JPL Small-Body Database Browser
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109246 (2001 QP99)
Classification: Main-belt Asteroid          SPK-ID: 2109246
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1098393092829605 5.7197e-08  
a 3.125817809730015 2.7908e-08 au
q 2.782480140564894 1.7912e-07 au
i 6.12867942022921 6.7375e-06 deg
node 335.3923680953432 4.6153e-05 deg
peri 336.2419735754899 5.3281e-05 deg
M 92.85308678743927 2.8468e-05 deg
tp 2458079.859721048002
(2017-Nov-22.35972105)
0.0001585 TDB
period 2018.570484918698
5.53
2.7033e-05
7.401e-08
d
yr
n .1783440324178225 2.3884e-09 deg/d
Q 3.469155478895136 3.0973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      429  
   data-arc span      9496 days (26.00 yr)  
   first obs. used      1993-01-21  
   last obs. used      2019-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56669  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:29:18  

Additional Information
 Earth MOID = 1.76898 au 
 Jupiter MOID = 1.80983 au 
 T_jup = 3.197 
[ 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 15.1   n/a MPO453552  

109246 (2001 QP99)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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