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70146 (1999 NX23)
Classification: Main-belt Asteroid          SPK-ID: 2070146
[ 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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1489068449270328 3.5353e-08  
a 2.325910112708821 8.9569e-09 au
q 1.979566176241471 8.3471e-08 au
i 10.62303323680221 3.2628e-06 deg
node 109.9306559640924 2.303e-05 deg
peri 158.5451500759927 2.6662e-05 deg
M 337.8579085970196 1.2903e-05 deg
tp 2459080.190023652135
(2020-Aug-18.69002365)		 4.6319e-05 TDB
period 1295.650351750742
3.55		 7.4842e-06
2.049e-08		 d
yr
n .2778527397561785 1.605e-09 deg/d
Q 2.67225404917617 1.0291e-08 au
   Orbit Determination Parameters
   # obs. used (total)      953  
   data-arc span      7679 days (21.02 yr)  
   first obs. used      1999-06-08  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57294  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:34:04  

Additional Information
 Earth MOID = .967064 au 
 Jupiter MOID = 2.44331 au 
 T_jup = 3.537 
[ 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 15.5   n/a MPO432254  
diameter diameter 1.833 km 0.316 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.364   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70146 (1999 NX23)          Discovered 1999-Jul-14 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 NX23 = 2000 WB40 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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