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312682 (2010 NW4)
Classification: Main-belt Asteroid          SPK-ID: 2312682
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1673666827164247 1.3659e-07  
a 2.739380510249999 2.8332e-08 au
q 2.28089948155143 3.8232e-07 au
i 26.10801875931081 1.7576e-05 deg
node 306.0707037820328 1.1388e-05 deg
peri 51.04376764297431 4.2135e-05 deg
M 32.64353289426992 3.9699e-05 deg
tp 2458850.333996293244
(2020-Jan-01.83399629)
0.00018223 TDB
period 1656.063438645813
4.53
2.5692e-05
7.034e-08
d
yr
n .2173829767622775 3.3725e-09 deg/d
Q 3.197861538948568 3.3074e-08 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      7512 days (20.57 yr)  
   first obs. used      1999-03-22  
   last obs. used      2019-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5107  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:12:09  

Additional Information
 Earth MOID = 1.33455 au 
 Jupiter MOID = 2.30864 au 
 T_jup = 3.184 
[ 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 15.7   n/a MPO494658  

312682 (2010 NW4)          Discovered 2010-Jul-06 by CSS at Catalina
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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