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74580 (1999 NE36)
Classification: Main-belt Asteroid          SPK-ID: 2074580
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1911951841749064 4.7432e-08  
a 2.267861291837667 1.075e-08 au
q 1.834257134461623 1.1034e-07 au
i 3.928681337457895 4.4604e-06 deg
node 119.680926388624 7.2203e-05 deg
peri 209.4943702818082 7.3384e-05 deg
M 21.35046821805374 1.8067e-05 deg
tp 2458926.517660197646
(2020-Mar-18.01766020)
6.2213e-05 TDB
period 1247.450035139105
3.42
8.8699e-06
2.428e-08
d
yr
n .2885887128616384 2.052e-09 deg/d
Q 2.701465449213711 1.2806e-08 au
  Orbit Determination Parameters
   # obs. used (total)      613  
   data-arc span      10861 days (29.74 yr)  
   first obs. used      1989-10-07  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56239  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:19:09  

Additional Information
 Earth MOID = .824169 au 
 Jupiter MOID = 2.64176 au 
 T_jup = 3.587 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456835.5 (2014-Jun-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1906158998669657 4.7225e-08  
q 1.836477717188104 1.0972e-07 au
tp 2456430.288660707530
(2013-May-17.78866071)
5.0956e-05 TDB
node 119.7116725765055 7.2182e-05 deg
peri 209.3971182961764 7.3383e-05 deg
i 3.928067466402325 4.4588e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      613  
   data-arc span      10861 days (29.74 yr)  
   first obs. used      1989-10-07  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56239  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:19:09  

Additional Information
 Jupiter MOID = 2.64176 au 
 T_jup = 3.587 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.230197020159467E-15 -5.166417790410423E-15 4.755195458889752E-14 2.848519212459074E-14 1.126779748172013E-14 -2.329807302670369E-16
q -5.166417790410423E-15 1.203768078661528E-14 1.427652986402236E-13 -6.619450410250258E-14 4.271400771025776E-14 8.981610151325405E-16
tp 4.755195458889752E-14 1.427652986402236E-13 2.596564426704348E-9 5.773750563639667E-12 7.012568755693047E-10 2.616863000272695E-12
node 2.848519212459074E-14 -6.619450410250258E-14 5.773750563639667E-12 5.210299133381951E-9 -5.195823754046257E-9 7.509672017660033E-11
peri 1.126779748172013E-14 4.271400771025776E-14 7.012568755693047E-10 -5.195823754046257E-9 5.385094560358995E-9 -7.424669182978628E-11
i -2.329807302670369E-16 8.981610151325405E-16 2.616863000272695E-12 7.509672017660033E-11 -7.424669182978628E-11 1.988117962467909E-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 16.1   n/a MPO436304  

74580 (1999 NE36)          Discovered 1999-Jul-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 NE36 = 1989 TD7 = 2002 KU9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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