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347239 (2011 JG17)
Classification: Main-belt Asteroid          SPK-ID: 2347239
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2104503413005415 8.972e-08  
a 2.421487695010053 2.8644e-08 au
q 1.911884783140126 1.9986e-07 au
i 3.67381549425469 5.7374e-06 deg
node 76.84980859632283 0.00013709 deg
peri 209.2193921402621 0.00013878 deg
M 211.6117911275285 2.1478e-05 deg
tp 2459963.807752624049
(2023-Jan-19.30775262)
8.5673e-05 TDB
period 1376.32762398378
3.77
2.4421e-05
6.686e-08
d
yr
n .2615656285078259 4.6411e-09 deg/d
Q 2.931090606879979 3.4672e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      7058 days (19.32 yr)  
   first obs. used      2000-07-30  
   last obs. used      2019-11-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59485  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:42:41  

Additional Information
 Earth MOID = .896201 au 
 Jupiter MOID = 2.23435 au 
 T_jup = 3.480 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457640.5 (2016-Sep-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2107520737941131 8.9478e-08  
q 1.910605618623108 1.9928e-07 au
tp 2457212.411525103793
(2015-Jul-08.91152510)
7.9676e-05 TDB
node 76.85422378241267 0.0001371 deg
peri 209.3035751769532 0.00013879 deg
i 3.674345991548639 5.7378e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      7058 days (19.32 yr)  
   first obs. used      2000-07-30  
   last obs. used      2019-11-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59485  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:42:41  

Additional Information
 Jupiter MOID = 2.23435 au 
 T_jup = 3.480 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.006224460290757E-15 -1.778750599306294E-14 1.861638020127098E-13 3.007423740403946E-14 -8.238180534262055E-14 -1.301373286841612E-14
q -1.778750599306294E-14 3.971191605477421E-14 -7.861063967508835E-13 -7.409262314149132E-14 9.402810200286818E-14 2.924014590454318E-14
tp 1.861638020127098E-13 -7.861063967508835E-13 6.348310405594489E-9 1.268202007507221E-10 1.806470041672169E-9 -1.066893726665223E-11
node 3.007423740403946E-14 -7.409262314149132E-14 1.268202007507221E-10 1.879605727345448E-8 -1.872110486551675E-8 -2.150480565619703E-11
peri -8.238180534262055E-14 9.402810200286818E-14 1.806470041672169E-9 -1.872110486551675E-8 1.926231731298921E-8 1.844763196222714E-11
i -1.301373286841612E-14 2.924014590454318E-14 -1.066893726665223E-11 -2.150480565619703E-11 1.844763196222714E-11 3.292184194198608E-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 17.4   n/a MPO437470  

347239 (2011 JG17)          Discovered 2007-Mar-11 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 2011 JG17 = 2007 EN108 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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