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487371 (2014 QG256)
Classification: Main-belt Asteroid          SPK-ID: 2487371
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06064125651180453 1.3761e-07  
a 3.173874879084941 5.2939e-08 au
q 2.981407118405979 4.1987e-07 au
i 12.04333075778537 1.1236e-05 deg
node 57.86120131313837 5.1456e-05 deg
peri 300.0451959901401 8.478e-05 deg
M 38.50129214463658 6.4666e-05 deg
tp 2458979.620233686268
(2020-May-10.12023369)
0.00037076 TDB
period 2065.299927447255
5.65
5.1672e-05
1.415e-07
d
yr
n .1743088232443634 4.3611e-09 deg/d
Q 3.366342639763904 5.6149e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      4093 days (11.21 yr)  
   first obs. used      2009-09-22  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64117  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 17:21:08  

Additional Information
 Earth MOID = 2.00068 au 
 Jupiter MOID = 1.95135 au 
 T_jup = 3.164 
[ 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 16.48   n/a MPCxxxxx  

487371 (2014 QG256)          Discovered 2009-Sep-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

Alternate Designations
 2014 QG256 = 2009 UM112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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