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129174 (2005 JK179)
Classification: Main-belt Asteroid          SPK-ID: 2129174
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .221868576896991 5.7131e-08  
a 3.099713065648328 2.2634e-08 au
q 2.411984138983924 1.6961e-07 au
i 12.80238999215248 6.1004e-06 deg
node 201.7587196380568 1.8162e-05 deg
peri 206.1331182897503 2.0947e-05 deg
M 101.9519880805602 9.5388e-06 deg
tp 2458435.987106117023
(2018-Nov-13.48710612)
5.1933e-05 TDB
period 1993.336722745298
5.46
2.1833e-05
5.978e-08
d
yr
n .1806016995985477 1.9781e-09 deg/d
Q 3.787441992312731 2.7656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      805  
   data-arc span      6884 days (18.85 yr)  
   first obs. used      2001-07-17  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46438  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:51:18  

Additional Information
 Earth MOID = 1.42794 au 
 Jupiter MOID = 1.6641 au 
 T_jup = 3.146 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457256.5 (2015-Aug-22.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2213384418412604 5.6984e-08  
q 2.413504735132136 1.6895e-07 au
tp 2456444.512053187776
(2013-Jun-01.01205319)
5.514e-05 TDB
node 201.7764323513724 1.8162e-05 deg
peri 206.4365140527758 2.098e-05 deg
i 12.80162857743441 6.1002e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      805  
   data-arc span      6884 days (18.85 yr)  
   first obs. used      2001-07-17  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46438  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:51:18  

Additional Information
 Jupiter MOID = 1.6641 au 
 T_jup = 3.146 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.247181424116517E-15 -9.58690004145216E-15 -1.301209465612733E-12 1.452027059534993E-14 -2.651935604938249E-13 -1.231402778010157E-15
q -9.58690004145216E-15 2.854516274502893E-14 3.704480035331737E-12 -4.197153113427346E-14 7.793806119911262E-13 4.701757381728103E-15
tp -1.301209465612733E-12 3.704480035331737E-12 3.040365394268128E-9 -1.294245536039707E-11 5.882051160294439E-10 -8.949376325930437E-13
node 1.452027059534993E-14 -4.197153113427346E-14 -1.294245536039707E-11 3.298478372790554E-10 -3.233395107027264E-10 5.789931266060652E-13
peri -2.651935604938249E-13 7.793806119911262E-13 5.882051160294439E-10 -3.233395107027264E-10 4.401624165890598E-10 -4.949536653035089E-13
i -1.231402778010157E-15 4.701757381728103E-15 -8.949376325930437E-13 5.789931266060652E-13 -4.949536653035089E-13 3.721260421987967E-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 14.5   n/a MPO469347  
diameter diameter 6.216 km 0.978 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129174 (2005 JK179)          Discovered 2005-May-14 by NEAT at Palomar
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2005 JK179 = 2001 OU5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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