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43713 (5104 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2043713
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01444690910791737 3.6407e-08  
a 2.953554021380175 1.8164e-08 au
q 2.910884294887972 1.093e-07 au
i 7.681802618815157 4.1076e-06 deg
node 252.4249368849245 2.945e-05 deg
peri 198.410348252862 0.00015178 deg
M 64.76738561746637 0.00014726 deg
tp 2459062.943298225173
(2020-Aug-01.44329823)
0.00075883 TDB
period 1854.025934413423
5.08
1.7103e-05
4.683e-08
d
yr
n .1941720411337702 1.7912e-09 deg/d
Q 2.996223747872379 1.8426e-08 au
  Orbit Determination Parameters
   # obs. used (total)      975  
   data-arc span      17366 days (47.55 yr)  
   first obs. used      1973-09-20  
   last obs. used      2021-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52767  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:06:18  

Additional Information
 Earth MOID = 1.92747 au 
 Jupiter MOID = 2.07383 au 
 T_jup = 3.255 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457475.5 (2016-Mar-28.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01190530206531811 3.6711e-08  
q 2.91869129900976 1.0992e-07 au
tp 2457230.552923868211
(2015-Jul-27.05292387)
0.00092165 TDB
node 252.5885055020567 2.9512e-05 deg
peri 202.5140355696812 0.00018231 deg
i 7.67150045440891 4.1045e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      975  
   data-arc span      17366 days (47.55 yr)  
   first obs. used      1973-09-20  
   last obs. used      2021-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52767  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:06:18  

Additional Information
 Jupiter MOID = 2.07383 au 
 T_jup = 3.255 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.347667226838744E-15 -3.980769794687556E-15 3.773571984586975E-12 1.891182652990576E-15 7.44029444585455E-13 -8.78656147174552E-16
q -3.980769794687556E-15 1.208154349335434E-14 -1.422440048475967E-11 -4.710061697479E-15 -2.791631844235237E-12 2.94636844843217E-15
tp 3.773571984586975E-12 -1.422440048475967E-11 8.494406156483169E-7 6.013472720416953E-11 1.658299985948501E-7 -1.297219994007017E-11
node 1.891182652990576E-15 -4.710061697479E-15 6.013472720416953E-11 8.709307104749173E-10 -8.512889888094286E-10 1.32201415684357E-11
peri 7.44029444585455E-13 -2.791631844235237E-12 1.658299985948501E-7 -8.512889888094286E-10 3.323740233639037E-8 -1.566066826012849E-11
i -8.78656147174552E-16 2.94636844843217E-15 -1.297219994007017E-11 1.32201415684357E-11 -1.566066826012849E-11 1.684665980148105E-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 14.95   n/a MPCxxxxx  
diameter diameter 3.728 km 1.084 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.168   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43713 (5104 T-2)          Discovered 1973-Sep-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 5104 T-2 = 1981 EN32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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