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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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1685538851914703 3.9084e-08  
a 2.646292946565493 2.1204e-08 au
q 2.200249989067095 1.0387e-07 au
i 3.813130746496527 4.7803e-06 deg
node 198.6893829108355 7.6405e-05 deg
peri 64.94353661862202 7.8912e-05 deg
M 254.075822338459 2.4858e-05 deg
tp 2459463.145035238498
(2021-Sep-05.64503524)
0.00011229 TDB
period 1572.372015179036
4.30
1.8898e-05
5.174e-08
d
yr
n .2289534515526271 2.7518e-09 deg/d
Q 3.092335904063891 2.4778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      533  
   data-arc span      9078 days (24.85 yr)  
   first obs. used      1995-04-08  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59752  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:06:53  

Additional Information
 Earth MOID = 1.18801 au 
 Jupiter MOID = 1.98786 au 
 T_jup = 3.369 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456821.5 (2014-Jun-13.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1700976941188088 3.9116e-08  
q 2.194801290059432 1.04e-07 au
tp 2456318.860656018132
(2013-Jan-26.36065602)
9.027e-05 TDB
node 198.7720133627458 7.6532e-05 deg
peri 64.85124794034979 7.9005e-05 deg
i 3.810223193245801 4.7793e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      533  
   data-arc span      9078 days (24.85 yr)  
   first obs. used      1995-04-08  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59752  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:06:53  

Additional Information
 Jupiter MOID = 1.98786 au 
 T_jup = 3.369 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.530066924353187E-15 -4.011098617641428E-15 1.082749426617904E-12 -1.056669071138284E-14 2.528960482045014E-13 5.823150640224674E-16
q -4.011098617641428E-15 1.081672442257171E-14 -2.206156778831971E-12 3.033201953100984E-14 -5.147581414246606E-13 -1.253762256787682E-15
tp 1.082749426617904E-12 -2.206156778831971E-12 8.148673657555196E-9 -3.858022396492825E-12 1.803902552401582E-9 3.380355230408862E-13
node -1.056669071138284E-14 3.033201953100984E-14 -3.858022396492825E-12 5.857079908425135E-9 -5.844641780756098E-9 -1.097805749765991E-10
peri 2.528960482045014E-13 -5.147581414246606E-13 1.803902552401582E-9 -5.844641780756098E-9 6.241809319405776E-9 1.096409493707161E-10
i 5.823150640224674E-16 -1.253762256787682E-15 3.380355230408862E-13 -1.097805749765991E-10 1.096409493707161E-10 2.284185465702396E-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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