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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2222638391814932 3.1508e-08  
a 2.171801498242352 7.6962e-09 au
q 1.689088559302888 6.6263e-08 au
i 1.424377431249327 4.6806e-06 deg
node 260.3491622962767 0.0002213 deg
peri 42.27537827819053 0.00022216 deg
M 84.14765873898025 2.0221e-05 deg
tp 2458927.244975895902
(2020-Mar-18.74497590)
6.4988e-05 TDB
period 1169.037976239092
3.20
6.2141e-06
1.701e-08
d
yr
n .3079455135907172 1.6369e-09 deg/d
Q 2.654514437181816 9.4068e-09 au
  Orbit Determination Parameters
   # obs. used (total)      507  
   data-arc span      10743 days (29.41 yr)  
   first obs. used      1991-09-15  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54568  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:06:57  

Additional Information
 Earth MOID = .672064 au 
 Jupiter MOID = 2.57974 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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