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470308 (2007 JH43)
Classification: TransNeptunian Object          SPK-ID: 2470308
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02315786491577258 1.2524e-05  
a 39.66722798564582 0.00064829 au
q 38.74861967837108 0.001129 au
i 18.1218217672484 6.9088e-05 deg
node 64.58623579640758 1.2503e-05 deg
peri 353.247066247961 0.023432 deg
M 194.6656249667083 0.024501 deg
tp 2500909.457970082498
(2135-Feb-26.95797008)
6.1969 TDB
period 91252.80127736134
249.84
2.2371
0.006125
d
yr
n .003945084369583199 9.6714e-08 deg/d
Q 40.58583629292056 0.00066331 au
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      12949 days (35.45 yr)  
   first obs. used      1984-03-07  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .36384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:14:55  

Additional Information
 Earth MOID = 37.7617 au 
 Jupiter MOID = 33.7065 au 
 T_jup = 5.378 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457112.5 (2015-Mar-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0279147498800343 1.2441e-05  
q 38.36337256654315 0.0011131 au
tp 2413128.843209996143
(1894-Oct-27.34321000)
5.1169 TDB
node 64.58605507724481 1.2485e-05 deg
peri 5.009355612597731 0.019504 deg
i 18.1573972491459 6.9243e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      12949 days (35.45 yr)  
   first obs. used      1984-03-07  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .36384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:14:55  

Additional Information
 Jupiter MOID = 33.7065 au 
 T_jup = 5.378 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.547893915383047E-10 -1.382659736678742E-8 8.406853314253329E-6 6.431526940569531E-12 -1.978862371170367E-8 -1.590572708041235E-11
q -1.382659736678742E-8 1.239034435386119E-6 -.0004720386123578933 -5.83510285089342E-10 2.842585335067949E-6 1.440341277549478E-9
tp 8.406853314253329E-6 -.0004720386123578933 26.18298603308162 -1.926883434189563E-7 .09751531609153083 2.403165971998578E-7
node 6.431526940569531E-12 -5.83510285089342E-10 -1.926883434189563E-7 1.558693425251695E-10 -3.067404840783764E-9 3.768156115240656E-11
peri -1.978862371170367E-8 2.842585335067949E-6 .09751531609153083 -3.067404840783764E-9 .0003803917131088907 6.277537964764951E-9
i -1.590572708041235E-11 1.440341277549478E-9 2.403165971998578E-7 3.768156115240656E-11 6.277537964764951E-9 4.79457814887448E-9

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 4.5   n/a MPO369056  

470308 (2007 JH43)          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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