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233455 (2006 JC21)
Classification: Main-belt Asteroid          SPK-ID: 2233455
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1118904975883943 4.1129e-08  
a 2.764921434268218 2.1145e-08 au
q 2.455552999195131 1.1245e-07 au
i 9.068936221453205 6.2919e-06 deg
node 174.5608479749699 3.1976e-05 deg
peri 300.6079847565146 4.4589e-05 deg
M 129.9393398372466 3.0776e-05 deg
tp 2458394.376984822073
(2018-Oct-02.87698482)
0.00014279 TDB
period 1679.27808266043
4.60
1.9264e-05
5.274e-08
d
yr
n .2143778351645386 2.4592e-09 deg/d
Q 3.074289869341306 2.3511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      9449 days (25.87 yr)  
   first obs. used      1994-10-06  
   last obs. used      2020-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60946  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 01:53:25  

Additional Information
 Earth MOID = 1.48593 au 
 Jupiter MOID = 2.03317 au 
 T_jup = 3.313 
[ 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 16.0   n/a MPO427343  

233455 (2006 JC21)          Discovered 2006-May-02 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ 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
1964-Mar-29 02:14 00:03 Amphi 0.0432871498545661 0.0432830125069165 0.0432912914006353 5.01503910239228 5.01503907591095 2438483.592976448 3.05431632914576 750.755974826117 75.3286577644456 75.0969675636953 83075.2652758344 T 12 CATAB v2.0f-lin.ifort 2020-Nov-12 01:53:25 2020-Nov-12 01:53
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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