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JPL Small-Body Database Browser
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109215 (2001 QP85)
Classification: Main-belt Asteroid          SPK-ID: 2109215
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08929596362198165 3.284e-08  
a 2.648677457690417 1.3134e-08 au
q 2.412161251782131 8.6842e-08 au
i 14.19142387852509 6.2935e-06 deg
node 311.1661796853907 2.0027e-05 deg
peri 114.2349077752176 5.2551e-05 deg
M 343.9168892039651 4.6309e-05 deg
tp 2458670.841170841926
(2019-Jul-06.34117084)
0.00020256 TDB
period 1574.497733941891
4.31
1.1711e-05
3.206e-08
d
yr
n .2286443430431042 1.7006e-09 deg/d
Q 2.885193663598704 1.4307e-08 au
  Orbit Determination Parameters
   # obs. used (total)      734  
   data-arc span      8506 days (23.29 yr)  
   first obs. used      1996-07-26  
   last obs. used      2019-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60417  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:14:08  

Additional Information
 Earth MOID = 1.46441 au 
 Jupiter MOID = 2.34725 au 
 T_jup = 3.342 
[ 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 15.0   n/a MPO412771  

109215 (2001 QP85)          Discovered 2001-Aug-19 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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