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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1077482649764525 4.4499e-08  
a 2.312940187885541 1.2357e-08 au
q 2.063724895646564 1.0129e-07 au
i 6.992900956123136 5.1864e-06 deg
node 105.01070070815 4.1712e-05 deg
peri 167.3840099912865 5.1028e-05 deg
M 107.2880660486075 2.6754e-05 deg
tp 2458617.592435411336
(2019-May-14.09243541)
9.5678e-05 TDB
period 1284.828111166313
3.52
1.0297e-05
2.819e-08
d
yr
n .2801931222326752 2.2455e-09 deg/d
Q 2.562155480124518 1.3689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      7151 days (19.58 yr)  
   first obs. used      2001-04-17  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57298  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:20:53  

Additional Information
 Earth MOID = 1.048 au 
 Jupiter MOID = 2.52487 au 
 T_jup = 3.565 
[ show covariance matrix ]

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 MPO437227  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2000-Jul-13 00:50 < 00:01 Amphi 0.0256503406945492 0.0256492585681522 0.025651422844411 4.50167704721416 4.50167699742835 2451738.534937877 0.620791588738471 121.417106771602 50.4167541300472 -80.0040472850683 75123.3203216271 T 15 CATAB v2.0f-lin.ifort 2020-Dec-18 00:20:54 2020-Dec-18 00:20

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