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JPL Small-Body Database Browser
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413221 (2003 QM87)
Classification: Main-belt Asteroid          SPK-ID: 2413221
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2747126362377 9.2595e-08  
a 3.057212549584512 5.2231e-08 au
q 2.21735763054917 2.6044e-07 au
i 11.93317568031697 1.358e-05 deg
node 78.46651824034096 5.1163e-05 deg
peri 258.5750321477211 6.4867e-05 deg
M 338.2697536384293 4.051e-05 deg
tp 2458718.355275292063
(2019-Aug-22.85527529)
0.00022221 TDB
period 1952.48127421947
5.35
5.0036e-05
1.37e-07
d
yr
n .1843807696152756 4.7251e-09 deg/d
Q 3.897067468619853 6.6579e-08 au
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      5355 days (14.66 yr)  
   first obs. used      2003-08-25  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5719  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 07:01:36  

Additional Information
 Earth MOID = 1.24424 au 
 Jupiter MOID = 1.69536 au 
 T_jup = 3.144 
[ 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 16.3   n/a MPO450426  

413221 (2003 QM87)          Discovered 2003-Aug-25 by NEAT at Palomar
Reference: Last Updated: 2014-11-10

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