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213572 (2002 NC9)
Classification: Main-belt Asteroid          SPK-ID: 2213572
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2545584809016402 4.0561e-08  
a 2.345125466504467 9.4375e-09 au
q 1.748153890227339 9.6254e-08 au
i 4.835659729109837 4.2922e-06 deg
node 83.60843882085781 5.0597e-05 deg
peri 229.7082274297874 5.1462e-05 deg
M 33.73054602128767 7.1464e-06 deg
tp 2459077.595319581135
(2020-Aug-16.09531958)
2.6193e-05 TDB
period 1311.739362975852
3.59
7.9182e-06
2.168e-08
d
yr
n .2744447640751537 1.6567e-09 deg/d
Q 2.942097042781594 1.184e-08 au
  Orbit Determination Parameters
   # obs. used (total)      410  
   data-arc span      8301 days (22.73 yr)  
   first obs. used      1998-04-22  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52846  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:13  

Additional Information
 Earth MOID = .736842 au 
 Jupiter MOID = 2.35708 au 
 T_jup = 3.513 
[ 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 16.84   n/a E2021B55  

213572 (2002 NC9)          Discovered 2002-Jul-01 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2002 NC9 = 1998 HE10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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