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66444 (1999 NS59)
Classification: Main-belt Asteroid          SPK-ID: 2066444
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .186876723771655 3.772e-08  
a 2.661726628050287 1.497e-08 au
q 2.164311876224475 1.0398e-07 au
i 10.99035626043564 4.4953e-06 deg
node 252.2108042978259 2.2442e-05 deg
peri 36.3660185736805 2.5831e-05 deg
M 33.86709384237059 1.3995e-05 deg
tp 2459247.282750225356
(2021-Feb-01.78275023)
6.1234e-05 TDB
period 1586.147608911926
4.34
1.3381e-05
3.664e-08
d
yr
n .2269650050079227 1.9148e-09 deg/d
Q 3.159141379876099 1.7768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1059  
   data-arc span      8021 days (21.96 yr)  
   first obs. used      1999-07-13  
   last obs. used      2021-06-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53256  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:43:54  

Additional Information
 Earth MOID = 1.15829 au 
 Jupiter MOID = 2.01907 au 
 T_jup = 3.334 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457322.5 (2015-Oct-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .185507088353359 3.7851e-08  
q 2.167947072033359 1.0391e-07 au
tp 2457661.079769037535
(2016-Sep-29.57976904)
5.8665e-05 TDB
node 252.2594964208899 2.2431e-05 deg
peri 36.22101730928787 2.5846e-05 deg
i 10.99165289748489 4.4957e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1059  
   data-arc span      8021 days (21.96 yr)  
   first obs. used      1999-07-13  
   last obs. used      2021-06-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53256  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:43:54  

Additional Information
 Jupiter MOID = 2.01907 au 
 T_jup = 3.334 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.432698717267577E-15 -3.908109003356742E-15 -3.961000417859133E-13 2.580107512746858E-15 -4.802385622302799E-14 -5.071130654757878E-18
q -3.908109003356742E-15 1.0798082779709E-14 1.136017383094715E-12 -6.538116298056153E-15 1.36079260162423E-13 4.575300034838838E-16
tp -3.961000417859133E-13 1.136017383094715E-12 3.441623510894042E-9 -4.998401329540907E-12 7.697053976717586E-10 3.60737625002837E-12
node 2.580107512746858E-15 -6.538116298056153E-15 -4.998401329540907E-12 5.031696074639338E-10 -4.947867717967001E-10 -1.266197786602237E-11
peri -4.802385622302799E-14 1.36079260162423E-13 7.697053976717586E-10 -4.947867717967001E-10 6.679960389907013E-10 1.32685152505959E-11
i -5.071130654757878E-18 4.575300034838838E-16 3.60737625002837E-12 -1.266197786602237E-11 1.32685152505959E-11 2.021134457651847E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.64   n/a E2021B10  
diameter diameter 7.564 km 0.237 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66444 (1999 NS59)          Discovered 1999-Jul-13 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 NS59 = 2000 VW50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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