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146974 (2002 NS22)
Classification: Main-belt Asteroid          SPK-ID: 2146974
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1897394076743406 6.5819e-08  
a 2.278378650794632 1.2275e-08 au
q 1.846080435134995 1.4608e-07 au
i 5.008807074032065 7.6362e-06 deg
node 183.8132211523346 5.6612e-05 deg
peri 150.5596917948219 5.9141e-05 deg
M 50.06501866732501 1.7909e-05 deg
tp 2458825.809550523981
(2019-Dec-08.30955052)
6.1756e-05 TDB
period 1256.137788128122
3.44
1.0151e-05
2.779e-08
d
yr
n .2865927634710095 2.3161e-09 deg/d
Q 2.710676866454268 1.4604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      6713 days (18.38 yr)  
   first obs. used      1999-11-04  
   last obs. used      2018-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61045  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:29:37  

Additional Information
 Earth MOID = .838382 au 
 Jupiter MOID = 2.67156 au 
 T_jup = 3.578 
[ 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 16.7   n/a MPO436738  

146974 (2002 NS22)          Discovered 2002-Jul-09 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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