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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2106948143880274 9.0182e-08  
a 2.420819128979148 2.8592e-08 au
q 1.9107650919319 2.0119e-07 au
i 3.674498218586717 6.1198e-06 deg
node 76.85319363856378 0.00013838 deg
peri 209.1461624105795 0.00014004 deg
M 108.1047276521457 2.1035e-05 deg
tp 2458587.372479246572
(2019-Apr-13.87247925)
7.9046e-05 TDB
period 1375.757662974716
3.77
2.4373e-05
6.673e-08
d
yr
n .261673992221562 4.6359e-09 deg/d
Q 2.930873166026395 3.4616e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      6988 days (19.13 yr)  
   first obs. used      2000-07-30  
   last obs. used      2019-09-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60201  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:33:22  

Additional Information
 Earth MOID = .89537 au 
 Jupiter MOID = 2.23614 au 
 T_jup = 3.480 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457478.5 (2016-Mar-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2106820297277416 8.9917e-08  
q 1.910946679287009 2.0057e-07 au
tp 2457212.435297465093
(2015-Jul-08.93529746)
7.9826e-05 TDB
node 76.85621110010077 0.00013842 deg
peri 209.3253908454303 0.00014009 deg
i 3.674191855823779 6.118e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      6988 days (19.13 yr)  
   first obs. used      2000-07-30  
   last obs. used      2019-09-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60201  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:33:22  

Additional Information
 Jupiter MOID = 2.23614 au 
 T_jup = 3.480 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.085093063383044E-15 -1.798971973207604E-14 1.61455478419733E-13 2.28244194410945E-14 -7.344825774769539E-14 -1.357648586324785E-14
q -1.798971973207604E-14 4.023031919025104E-14 -7.198197599486376E-13 -5.813958192692859E-14 7.474185958957013E-14 3.03670870299242E-14
tp 1.61455478419733E-13 -7.198197599486376E-13 6.37213028598806E-9 1.283001761778102E-10 1.808396155144159E-9 -1.049326989021002E-11
node 2.28244194410945E-14 -5.813958192692859E-14 1.283001761778102E-10 1.91608374021986E-8 -1.908449496655283E-8 1.699820638574948E-11
peri -7.344825774769539E-14 7.474185958957013E-14 1.808396155144159E-9 -1.908449496655283E-8 1.96252881821769E-8 -1.987353246305379E-11
i -1.357648586324785E-14 3.03670870299242E-14 -1.049326989021002E-11 1.699820638574948E-11 -1.987353246305379E-11 3.742954524117706E-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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