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JPL Small-Body Database Browser
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7549 Woodard (1980 TO5)
Classification: Main-belt Asteroid          SPK-ID: 2007549
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0937005464476174 4.0167e-08  
a 2.99924763070546 1.5828e-08 au
q 2.718216488776636 1.1926e-07 au
i 9.690431487501705 4.5342e-06 deg
node 225.7038669999658 2.6046e-05 deg
peri 182.0320067423328 3.5132e-05 deg
M 196.2793536520619 2.3921e-05 deg
tp 2459863.315350861490
(2022-Oct-10.81535086)
0.00012809 TDB
period 1897.216589592632
5.19
1.5019e-05
4.112e-08
d
yr
n .1897516614469931 1.5021e-09 deg/d
Q 3.280278772634284 1.7311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1494  
   data-arc span      14335 days (39.25 yr)  
   first obs. used      1980-10-08  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53038  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 20:53:32  

Additional Information
 Earth MOID = 1.72804 au 
 Jupiter MOID = 2.09428 au 
 T_jup = 3.225 
[ 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 13.1   n/a MPO435771  

7549 Woodard           Discovered 1980 Oct. 9 by C. S. Shoemaker and E. M. Shoemaker at Palomar.
Named for Adrian Russell Woodard, youngest grandson of the discoverers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19980808/MPCPages.arcLast Updated: 2009-11-17

[ 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
1960-Oct-27 00:05 < 00:01 Europ 0.0170404499593365 0.0170364445199227 0.017044459456283 4.54893297864116 4.54893284152738 2437234.503294419 0.920371683659236 467.142429785946 38.3360302067257 65.0992600797024 60324.1428359001 T 24 CATAB v2.0f-lin.ifort 2020-Jan-28 20:53:52 2020-Jan-28 20:54

Alternate Designations
 1980 TO5 = 1990 RF9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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