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120522 (1994 NU2)
Classification: Main-belt Asteroid          SPK-ID: 2120522
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2223645502481693 3.9413e-08  
a 2.171888658318671 9.8232e-09 au
q 1.68893761362254 8.681e-08 au
i 1.424382957265843 4.8304e-06 deg
node 260.3486075480529 0.00028082 deg
peri 42.2674489887152 0.0002814 deg
M 22.55747092476958 2.1495e-05 deg
tp 2458927.244089852642
(2020-Mar-18.74408985)
6.9528e-05 TDB
period 1169.108351774069
3.20
7.9316e-06
2.172e-08
d
yr
n .3079269765319154 2.0891e-09 deg/d
Q 2.654839703014802 1.2008e-08 au
  Orbit Determination Parameters
   # obs. used (total)      390  
   data-arc span      10599 days (29.02 yr)  
   first obs. used      1991-09-15  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56539  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 20:15:10  

Additional Information
 Earth MOID = .6739 au 
 Jupiter MOID = 2.57992 au 
 T_jup = 3.655 
[ 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 17.1   n/a MPO469249  

120522 (1994 NU2)          Discovered 1994-Jul-11 by Debehogne, H., Elst, E. W. at La Silla
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1994 NU2 = 2000 GE19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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