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100307 (1995 GJ8)
Classification: Main-belt Asteroid          SPK-ID: 2100307
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1685538854563306 3.9096e-08  
a 2.646292946877183 2.1242e-08 au
q 2.200249988625351 1.0388e-07 au
i 3.81313098382606 4.7991e-06 deg
node 198.6893821512168 7.6407e-05 deg
peri 64.94353723431058 7.8917e-05 deg
M 254.0758223372841 2.4858e-05 deg
tp 2459463.145035325368
(2021-Sep-05.64503533)
0.00011229 TDB
period 1572.372015456835
4.30
1.8932e-05
5.183e-08
d
yr
n .2289534515121767 2.7567e-09 deg/d
Q 3.092335905129016 2.4822e-08 au
  Orbit Determination Parameters
   # obs. used (total)      529  
   data-arc span      9066 days (24.82 yr)  
   first obs. used      1995-04-08  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59915  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:03:54  

Additional Information
 Earth MOID = 1.18801 au 
 Jupiter MOID = 1.98786 au 
 T_jup = 3.369 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456811.5 (2014-Jun-03.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1701002792128203 3.9129e-08  
q 2.194799031221495 1.0402e-07 au
tp 2456318.866580987659
(2013-Jan-26.36658099)
9.0295e-05 TDB
node 198.7720161830954 7.6534e-05 deg
peri 64.85244479586656 7.901e-05 deg
i 3.810224305132869 4.7981e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      529  
   data-arc span      9066 days (24.82 yr)  
   first obs. used      1995-04-08  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59915  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:03:54  

Additional Information
 Jupiter MOID = 1.98786 au 
 T_jup = 3.369 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.531085923462142E-15 -4.012858004969768E-15 1.080764411254234E-12 -1.053718652362693E-14 2.522625607816317E-13 5.654265532443206E-16
q -4.012858004969768E-15 1.081998354404074E-14 -2.203402827020745E-12 3.024129000622036E-14 -5.138038731470896E-13 -1.214394984035383E-15
tp 1.080764411254234E-12 -2.203402827020745E-12 8.153189108755893E-9 -3.785566648917378E-12 1.805168791467062E-9 2.869461489115337E-13
node -1.053718652362693E-14 3.024129000622036E-14 -3.785566648917378E-12 5.857408625471313E-9 -5.844955671432746E-9 -1.100253054742972E-10
peri 2.522625607816317E-13 -5.138038731470896E-13 1.805168791467062E-9 -5.844955671432746E-9 6.242505554848122E-9 1.098741935775747E-10
i 5.654265532443206E-16 -1.214394984035383E-15 2.869461489115337E-13 -1.100253054742972E-10 1.098741935775747E-10 2.302199188154447E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO417505  

100307 (1995 GJ8)          Discovered 1995-Apr-08 by Balonek, T. J. at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1995 GJ8 = 2000 OU33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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