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266571 (2008 GW129)
Classification: Main-belt Asteroid          SPK-ID: 2266571
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1074497819388772 4.437e-08  
a 2.313649449934671 1.1856e-08 au
q 2.065048321056187 1.0072e-07 au
i 6.992431205421343 5.0868e-06 deg
node 105.0117671797333 3.8864e-05 deg
peri 167.4787706691621 4.6253e-05 deg
M 218.1115893372816 2.3852e-05 deg
tp 2459903.127998428020
(2022-Nov-19.62799843)
8.5786e-05 TDB
period 1285.419144398167
3.52
9.8803e-06
2.705e-08
d
yr
n .2800642899779994 2.1527e-09 deg/d
Q 2.562250578813154 1.313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      7230 days (19.79 yr)  
   first obs. used      2001-04-17  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58315  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 03:16:24  

Additional Information
 Earth MOID = 1.04917 au 
 Jupiter MOID = 2.52268 au 
 T_jup = 3.565 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457360.5 (2015-Dec-04.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1074916821417184 4.4315e-08  
q 2.064527708786971 1.006e-07 au
tp 2457333.624450137536
(2015-Nov-07.12445014)
8.4554e-05 TDB
node 105.033437773209 3.8886e-05 deg
peri 167.7129926257076 4.6281e-05 deg
i 6.990924277999271 5.0852e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      7230 days (19.79 yr)  
   first obs. used      2001-04-17  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58315  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 03:16:24  

Additional Information
 Jupiter MOID = 2.52268 au 
 T_jup = 3.565 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.96384276744723E-15 -4.43466718442038E-15 4.025624766884909E-13 -4.640194061810926E-15 1.125754499947678E-13 -1.583105493931177E-15
q -4.43466718442038E-15 1.012043923774668E-14 -9.844892307137549E-13 8.947380117813767E-15 -2.750442033347741E-13 3.702008400795782E-15
tp 4.025624766884909E-13 -9.844892307137549E-13 7.149323990137166E-9 -4.013391027984074E-12 2.140604395554611E-9 2.926788805269813E-12
node -4.640194061810926E-15 8.947380117813767E-15 -4.013391027984074E-12 1.512156365582757E-9 -1.501442926955916E-9 2.704993639516892E-11
peri 1.125754499947678E-13 -2.750442033347741E-13 2.140604395554611E-9 -1.501442926955916E-9 2.141910915423486E-9 -2.591404923108762E-11
i -1.583105493931177E-15 3.702008400795782E-15 2.926788805269813E-12 2.704993639516892E-11 -2.591404923108762E-11 2.585963657851039E-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 16.96   n/a MPCxxxxx  

266571 (2008 GW129)          Discovered 2008-Apr-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2008 GW129 = 2005 MF32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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