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JPL Small-Body Database Browser
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487340 (2014 QF197)
Classification: Main-belt Asteroid          SPK-ID: 2487340
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2143711869076793 1.0653e-07  
a 2.6801512683822 1.0125e-07 au
q 2.105604059886986 2.4048e-07 au
i 4.411701604292094 1.1026e-05 deg
node 220.5498174975537 0.00023606 deg
peri 44.94350977719559 0.00024585 deg
M 71.01627774415543 7.9074e-05 deg
tp 2458284.350287574173
(2018-Jun-14.85028757)
0.00033721 TDB
period 1602.645197532398
4.39
9.0818e-05
2.486e-07
d
yr
n .2246286330588294 1.2729e-08 deg/d
Q 3.254698476877415 1.2296e-07 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      3746 days (10.26 yr)  
   first obs. used      2006-10-30  
   last obs. used      2017-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70054  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 00:18:21  

Additional Information
 Earth MOID = 1.0923 au 
 Jupiter MOID = 1.83958 au 
 T_jup = 3.339 
[ 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 17.5   n/a MPO308928  

487340 (2014 QF197)          Discovered 2009-May-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2014 QF197 = 2009 KA18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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