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JPL Small-Body Database Browser
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172162 (2002 NX37)
Classification: Main-belt Asteroid          SPK-ID: 2172162
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2230167484478428 4.7329e-08  
a 2.718548113182906 2.0984e-08 au
q 2.112266352481837 1.2859e-07 au
i 6.643282928538731 6.1265e-06 deg
node 249.2813615474938 4.7778e-05 deg
peri 88.52724657496803 5.0939e-05 deg
M 338.2484750918557 2.111e-05 deg
tp 2459099.421608704521
(2020-Sep-06.92160870)
9.6951e-05 TDB
period 1637.208392699574
4.48
1.8956e-05
5.19e-08
d
yr
n .2198864858042905 2.5459e-09 deg/d
Q 3.324829873883976 2.5663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      7480 days (20.48 yr)  
   first obs. used      1998-11-16  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53647  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:41:11  

Additional Information
 Earth MOID = 1.11597 au 
 Jupiter MOID = 2.13488 au 
 T_jup = 3.314 
[ 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 16.0   n/a MPO396372  
diameter diameter 3.407 km 1.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

172162 (2002 NX37)          Discovered 2002-Jul-09 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

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