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214302 (2005 JA4)
Classification: Main-belt Asteroid          SPK-ID: 2214302
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1700661689245393 3.7035e-08  
a 2.421573521062732 1.2332e-08 au
q 2.009745789566486 9.1226e-08 au
i 3.281332799088061 4.1615e-06 deg
node 68.14545944432176 0.0001043 deg
peri 191.9386442197275 0.00010579 deg
M 317.9213845075863 1.8967e-05 deg
tp 2459161.380666446149
(2020-Nov-07.88066645)
7.2979e-05 TDB
period 1376.400797480027
3.77
1.0514e-05
2.879e-08
d
yr
n .2615517229131973 1.998e-09 deg/d
Q 2.833401252558978 1.443e-08 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      6461 days (17.69 yr)  
   first obs. used      2002-08-20  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51244  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:05:22  

Additional Information
 Earth MOID = .994558 au 
 Jupiter MOID = 2.22865 au 
 T_jup = 3.491 
[ 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 17.0   n/a MPO418149  

214302 (2005 JA4)          Discovered 2005-May-03 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2005 JA4 = 2005 GA211 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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