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120006 (2002 YK31)
Classification: Main-belt Asteroid          SPK-ID: 2120006
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1400531806871654 4.2529e-08  
a 2.388641175162713 9.251e-09 au
q 2.054104381060847 1.0428e-07 au
i .6246310943281297 4.1643e-06 deg
node 137.8676475811336 0.00041835 deg
peri 358.5574806428424 0.0004187 deg
M 291.9020055042714 1.7678e-05 deg
tp 2459455.568377523568
(2021-Aug-29.06837752)
6.6838e-05 TDB
period 1348.418798357478
3.69
7.8334e-06
2.145e-08
d
yr
n .2669793690495264 1.551e-09 deg/d
Q 2.723177969264579 1.0547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      9606 days (26.30 yr)  
   first obs. used      1994-10-26  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56891  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:04:30  

Additional Information
 Earth MOID = 1.06776 au 
 Jupiter MOID = 2.30157 au 
 T_jup = 3.520 
[ 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 16.70   n/a E2021B55  

120006 (2002 YK31)          Discovered 2002-Dec-31 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ 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
2119-Aug-04 02:27 00:11 Psych 0.0301857693524834 0.030183198767849 0.0301883450809306 2.88607772752521 2.88607758864419 2495223.602163472 10.6543736576406 689.359055057456 51.4875132317729 -80.1898466223241 86279.6111090342 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 17:04:32 2021-Apr-13 17:04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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