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17168 (1999 NP3)
Classification: Main-belt Asteroid          SPK-ID: 2017168
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1584754769933667 3.232e-08  
a 2.66368685183777 1.0727e-08 au
q 2.24155780743182 8.3858e-08 au
i 10.05115552823308 4.205e-06 deg
node 250.6712755496399 2.0649e-05 deg
peri 260.8104759761233 2.52e-05 deg
M 63.79843259874946 1.3459e-05 deg
tp 2458719.095728306787
(2019-Aug-23.59572831)
5.8995e-05 TDB
period 1587.900104798848
4.35
9.5918e-06
2.626e-08
d
yr
n .2267145136599157 1.3695e-09 deg/d
Q 3.08581589624372 1.2427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2134  
   data-arc span      13351 days (36.55 yr)  
   first obs. used      1983-11-28  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44493  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:07:00  

Additional Information
 Earth MOID = 1.27878 au 
 Jupiter MOID = 2.05756 au 
 T_jup = 3.345 
[ 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 13.0   n/a MPO337404  
diameter diameter 6.730 km 0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.279   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

17168 (1999 NP3)          Discovered 1999-Jul-13 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 NP3 = 1983 WL1 = 1998 FW107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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