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67931 (2000 WD123)
Classification: Main-belt Asteroid          SPK-ID: 2067931
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980577154642564 4.3131e-08  
a 2.246598209071037 6.8025e-09 au
q 1.801642100216337 9.5996e-08 au
i 4.918043649854136 3.6863e-06 deg
node 291.5561889445906 4.7227e-05 deg
peri 57.57036902786759 4.8239e-05 deg
M 118.8796955340154 1.1923e-05 deg
tp 2458990.345076003599
(2020-May-20.84507600)
3.984e-05 TDB
period 1229.947401714762
3.37
5.5862e-06
1.529e-08
d
yr
n .2926954433157849 1.3294e-09 deg/d
Q 2.691554317925736 8.1498e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1006  
   data-arc span      12577 days (34.43 yr)  
   first obs. used      1986-09-06  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49373  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:33:27  

Additional Information
 Earth MOID = .799927 au 
 Jupiter MOID = 2.7433 au 
 T_jup = 3.599 
[ 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 15.64   n/a E2021B10  

67931 (2000 WD123)          Discovered 2000-Nov-29 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ 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
1977-Oct-29 14:03 < 00:01 Hebe 0.03420004450808 0.0341979575507881 0.0342021316554809 6.06078973151584 6.0607897015241 2443446.085561913 0.456685316039357 168.520648913673 29.5244849857141 53.0351252074362 139615.357703508 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 12:33:30 2021-Apr-13 12:33
2128-May-10 15:58 < 00:01 Iris 0.0155509506912235 0.0155502886600721 0.0155516132183826 4.14606344968419 4.14606336052212 2498426.165102894 0.485625958878637 901.238933600374 32.6166974322036 -89.6751773016212 71285.1991095195 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 12:33:30 2021-Apr-13 12:33
2132-Sep-05 23:25 < 00:01 Hebe 0.0407821929879167 0.0407746921449028 0.0407896973911254 6.08311760784568 6.08311758278686 2500005.476002561 0.56135697421854 709.138869878561 28.6920403964057 58.2430769916675 180805.442839191 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 12:33:30 2021-Apr-13 12:33
2133-May-01 06:45 < 00:01 Iris 0.0412351914952089 0.0412310794557231 0.0412393071242577 4.16915149739757 4.16915146395826 2500242.781580999 0.484012282344176 653.645524188538 43.6875016730391 -72.1069613912029 134333.352692155 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 12:33:30 2021-Apr-13 12:33

Alternate Designations
 2000 WD123 = 1986 RC18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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