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308278 (2005 GY200)
Classification: Main-belt Asteroid          SPK-ID: 2308278
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1114945795077971 5.6123e-08  
a 2.472300440265969 2.3222e-08 au
q 2.196652342261573 1.3925e-07 au
i 1.924187980586069 7.2145e-06 deg
node 16.36389588747003 0.00020486 deg
peri 151.8232374230587 0.00020815 deg
M 334.7832388151723 3.8974e-05 deg
tp 2459099.957399792229
(2020-Sep-07.45739979)
0.00015428 TDB
period 1419.875600310847
3.89
2.0005e-05
5.477e-08
d
yr
n .2535433385299296 3.5723e-09 deg/d
Q 2.747948538270364 2.5812e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      8855 days (24.24 yr)  
   first obs. used      1995-10-26  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64884  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:16:18  

Additional Information
 Earth MOID = 1.20324 au 
 Jupiter MOID = 2.21958 au 
 T_jup = 3.474 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456793.5 (2014-May-16.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1114096820695048 5.6349e-08  
q 2.197075342679913 1.3987e-07 au
tp 2456261.792621883837
(2012-Nov-30.29262188)
0.00014278 TDB
node 16.38518505857172 0.00020472 deg
peri 152.182758719202 0.00020798 deg
i 1.925494185424703 7.2129e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      8855 days (24.24 yr)  
   first obs. used      1995-10-26  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64884  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:16:18  

Additional Information
 Jupiter MOID = 2.21958 au 
 T_jup = 3.474 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.175262620114373E-15 -7.796071688503854E-15 2.261242012574345E-12 3.233345974783085E-14 5.799170346784821E-13 2.392408980480824E-15
q -7.796071688503854E-15 1.956270079403828E-14 -5.155714222910509E-12 -8.244550662241177E-14 -1.28354445678755E-12 -5.278256412393468E-15
tp 2.261242012574345E-12 -5.155714222910509E-12 2.038490798998235E-8 1.211439636047345E-11 5.280152382259436E-9 8.028390322261808E-12
node 3.233345974783085E-14 -8.244550662241177E-14 1.211439636047345E-11 4.191118328340451E-8 -4.188385669594992E-8 3.760652545405932E-10
peri 5.799170346784821E-13 -1.28354445678755E-12 5.280152382259436E-9 -4.188385669594992E-8 4.325732336372668E-8 -3.737459831406152E-10
i 2.392408980480824E-15 -5.278256412393468E-15 8.028390322261808E-12 3.760652545405932E-10 -3.737459831406152E-10 5.202652158497326E-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 17.7   n/a MPO264772  

308278 (2005 GY200)          Discovered 2005-Mar-11 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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