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JPL Small-Body Database Browser
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487357 (2014 QJ227)
Classification: Main-belt Asteroid          SPK-ID: 2487357
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .152560154676893 8.0118e-08  
a 2.655416785618387 5.9954e-08 au
q 2.250305990072828 2.4207e-07 au
i 2.24113395446147 1.5566e-05 deg
node 340.1544427421586 0.00016691 deg
peri 285.3090380337518 0.00017929 deg
M 87.10237119765436 5.4651e-05 deg
tp 2458218.093779289529
(2018-Apr-09.59377929)
0.00024709 TDB
period 1580.510812310432
4.33
5.3527e-05
1.465e-07
d
yr
n .2277744620258197 7.7141e-09 deg/d
Q 3.060527581163946 6.9101e-08 au
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      5272 days (14.43 yr)  
   first obs. used      2004-03-01  
   last obs. used      2018-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55781  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 16:06:45  

Additional Information
 Earth MOID = 1.23536 au 
 Jupiter MOID = 2.02704 au 
 T_jup = 3.370 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO456349  

487357 (2014 QJ227)          Discovered 2010-Sep-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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