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173702 (2001 QN46)
Classification: Main-belt Asteroid          SPK-ID: 2173702
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 .1027795147536624 6.3788e-08  
a 2.794831948480136 1.6976e-08 au
q 2.507580476997315 1.7698e-07 au
i 8.808228272237585 6.194e-06 deg
node 314.7582254119258 3.4948e-05 deg
peri 48.26288352403574 4.4652e-05 deg
M 336.8388029962097 2.4116e-05 deg
tp 2459110.297000363586
(2020-Sep-17.79700036)
0.00011408 TDB
period 1706.600920687409
4.67
1.5549e-05
4.257e-08
d
yr
n .2109456262656849 1.9219e-09 deg/d
Q 3.082083419962958 1.8721e-08 au
  Orbit Determination Parameters
   # obs. used (total)      572  
   data-arc span      7027 days (19.24 yr)  
   first obs. used      2001-08-15  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50789  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:07:59  

Additional Information
 Earth MOID = 1.51362 au 
 Jupiter MOID = 2.36244 au 
 T_jup = 3.303 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457613.5 (2016-Aug-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1054065007654682 6.3801e-08  
q 2.499829572633011 1.778e-07 au
tp 2457403.802542990005
(2016-Jan-16.30254299)
0.00011416 TDB
node 314.9128396972608 3.5012e-05 deg
peri 48.24950326363615 4.4124e-05 deg
i 8.799843780944657 6.1934e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      572  
   data-arc span      7027 days (19.24 yr)  
   first obs. used      2001-08-15  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50789  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:07:59  

Additional Information
 Jupiter MOID = 2.36244 au 
 T_jup = 3.303 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.070578740183215E-15 -1.130367616700858E-14 -1.705664070177451E-12 9.170030490264115E-15 -3.9587931320456E-13 -1.376767361504073E-14
q -1.130367616700858E-14 3.161402088558589E-14 4.151756275832877E-12 -2.107399920267544E-14 9.648636568620443E-13 3.981722994305015E-14
tp -1.705664070177451E-12 4.151756275832877E-12 1.303179805908525E-8 -9.346632499308435E-12 3.100666859330077E-9 2.02253179689281E-12
node 9.170030490264115E-15 -2.107399920267544E-14 -9.346632499308435E-12 1.225822178199642E-9 -1.213334069277113E-9 1.174103732205629E-10
peri -3.9587931320456E-13 9.648636568620443E-13 3.100666859330077E-9 -1.213334069277113E-9 1.946967587975553E-9 -1.156808166848365E-10
i -1.376767361504073E-14 3.981722994305015E-14 2.02253179689281E-12 1.174103732205629E-10 -1.156808166848365E-10 3.835876863618255E-11

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 15.5   n/a MPO348423  
diameter diameter 4.721 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173702 (2001 QN46)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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