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470309 (2007 JK43)
Classification: TransNeptunian Object          SPK-ID: 2470309
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4954747117785821 1.8776e-05  
a 46.75190897641426 0.0019406 au
q 23.5875203512269 0.00010351 au
i 44.8512513028917 4.6821e-05 deg
node 233.5646368420518 2.3924e-05 deg
peri 10.83224587986384 0.00077068 deg
M 9.392399389531267 0.0007119 deg
tp 2455954.208204543835
(2012-Jan-27.70820454)
0.073153 TDB
period 116760.9043101977
319.67
7.2697
0.0199
d
yr
n .003083223807890277 1.9197e-07 deg/d
Q 69.91629760160163 0.0029021 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      4054 days (11.10 yr)  
   first obs. used      2007-05-10  
   last obs. used      2018-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .39417  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:18:02  

Additional Information
 Earth MOID = 22.5839 au 
 Jupiter MOID = 18.2398 au 
 T_jup = 3.803 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456790.5 (2014-May-13.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4894317092148961 1.8685e-05  
q 23.55140672711982 0.00010431 au
tp 2455887.590422475578
(2011-Nov-22.09042248)
0.074636 TDB
node 233.5961983450588 2.3925e-05 deg
peri 10.12402259003706 0.00078726 deg
i 44.91507952358553 4.6834e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      4054 days (11.10 yr)  
   first obs. used      2007-05-10  
   last obs. used      2018-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .39417  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:18:02  

Additional Information
 Jupiter MOID = 18.2398 au 
 T_jup = 3.803 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.491325880204736E-10 1.897160732517755E-9 6.075934598238888E-7 2.812412292022816E-11 6.348231381082324E-9 2.253167220314002E-10
q 1.897160732517755E-9 1.088153189027207E-8 4.633664475417601E-6 1.48635931941171E-10 4.867605293051396E-8 1.231626244361898E-9
tp 6.075934598238888E-7 4.633664475417601E-6 .00557045902974494 2.683942198603538E-8 5.873918183091719E-5 3.452921111083657E-7
node 2.812412292022816E-11 1.48635931941171E-10 2.683942198603538E-8 5.723954035941242E-10 -1.244875608430999E-10 1.034901917962955E-9
peri 6.348231381082324E-9 4.867605293051396E-8 5.873918183091719E-5 -1.244875608430999E-10 6.197775835124427E-7 2.89465261571672E-9
i 2.253167220314002E-10 1.231626244361898E-9 3.452921111083657E-7 1.034901917962955E-9 2.89465261571672E-9 2.193411303903666E-9

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.0   n/a MPO383111  

470309 (2007 JK43)          Discovered 2007-May-10 by Palomar at Palomar
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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