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523512 (2017 NQ4)
Classification: Main-belt Asteroid          SPK-ID: 2523512
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772487541397945 4.0365e-08  
a 2.568439523345005 4.1141e-08 au
q 2.113186817748695 1.0414e-07 au
i 14.71937208232358 9.7797e-06 deg
node 129.9150905000966 2.4906e-05 deg
peri 121.7596982912876 4.3039e-05 deg
M 302.0328308020382 3.683e-05 deg
tp 2459242.592889945935
(2021-Jan-28.09288995)
0.00015653 TDB
period 1503.49657549952
4.12
3.6124e-05
9.89e-08
d
yr
n .2394418489981555 5.753e-09 deg/d
Q 3.023692228941314 4.8433e-08 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      4400 days (12.05 yr)  
   first obs. used      2008-03-06  
   last obs. used      2020-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53376  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:43:37  

Additional Information
 Earth MOID = 1.13704 au 
 Jupiter MOID = 2.19744 au 
 T_jup = 3.363 
[ 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 17.0   n/a MPO448257  

523512 (2017 NQ4)          Discovered 2012-Feb-20 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2018-05-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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