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JPL Small-Body Database Browser
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215279 (2001 QN85)
Classification: Main-belt Asteroid          SPK-ID: 2215279
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1788858566561125 7.258e-08  
a 2.616242285332513 2.0718e-08 au
q 2.148233542900861 1.9323e-07 au
i 14.76893659775045 7.6992e-06 deg
node 36.75534579469738 1.9098e-05 deg
peri 317.2015273076761 2.4779e-05 deg
M 55.9001661177832 1.4886e-05 deg
tp 2458360.491863109399
(2018-Aug-29.99186311)
6.3823e-05 TDB
period 1545.664982436061
4.23
1.836e-05
5.027e-08
d
yr
n .2329094623290348 2.7666e-09 deg/d
Q 3.084251027764165 2.4424e-08 au
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      7754 days (21.23 yr)  
   first obs. used      1997-10-29  
   last obs. used      2019-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51005  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:50:20  

Additional Information
 Earth MOID = 1.16827 au 
 Jupiter MOID = 2.42906 au 
 T_jup = 3.338 
[ 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 15.8   n/a MPO454546  

215279 (2001 QN85)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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