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295297 (2008 GL108)
Classification: Main-belt Asteroid          SPK-ID: 2295297
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01955020496420521 5.2915e-08  
a 2.494301865024511 2.1533e-08 au
q 2.445537752320682 1.3749e-07 au
i 6.693804855536412 5.5603e-06 deg
node 149.2315487921013 5.1024e-05 deg
peri 284.1144319682721 0.00016134 deg
M 143.3969947482385 0.00015585 deg
tp 2458427.361618494474
(2018-Nov-04.86161849)
0.00062069 TDB
period 1438.871279724109
3.94
1.8633e-05
5.101e-08
d
yr
n .25019611210047 3.2399e-09 deg/d
Q 2.54306597772834 2.1954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      5880 days (16.10 yr)  
   first obs. used      2004-03-20  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62387  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:41:32  

Additional Information
 Earth MOID = 1.47082 au 
 Jupiter MOID = 2.48389 au 
 T_jup = 3.461 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457337.5 (2015-Nov-11.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01923579261818898 5.2168e-08  
q 2.447884142290532 1.354e-07 au
tp 2457001.850387989011
(2014-Dec-10.35038799)
0.00063429 TDB
node 149.2494823669745 5.1001e-05 deg
peri 287.6634755268585 0.00016562 deg
i 6.693921239654835 5.5606e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      5880 days (16.10 yr)  
   first obs. used      2004-03-20  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62387  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:41:32  

Additional Information
 Jupiter MOID = 2.48389 au 
 T_jup = 3.461 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.721535735712336E-15 -6.979599803362574E-15 -7.241213446605573E-12 -5.26128982874794E-14 -1.814491672246079E-12 -3.727877044776223E-15
q -6.979599803362574E-15 1.833337764207995E-14 2.153008033340278E-11 1.383286504324804E-13 5.402171526902958E-12 9.923341597244452E-15
tp -7.241213446605573E-12 2.153008033340278E-11 4.02323296008804E-7 6.289576848537438E-10 9.999011353455131E-8 -1.777662514421686E-11
node -5.26128982874794E-14 1.383286504324804E-13 6.289576848537438E-10 2.601107646155168E-9 -2.424581261669562E-9 5.164614958967083E-11
peri -1.814491672246079E-12 5.402171526902958E-12 9.999011353455131E-8 -2.424581261669562E-9 2.743047220358047E-8 -5.561513735984502E-11
i -3.727877044776223E-15 9.923341597244452E-15 -1.777662514421686E-11 5.164614958967083E-11 -5.561513735984502E-11 3.092056543287995E-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 16.8   n/a MPO423131  

295297 (2008 GL108)          Discovered 2008-Apr-13 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 GL108 = 2004 FD90 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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