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233543 (2007 JJ21)
Classification: Main-belt Asteroid          SPK-ID: 2233543
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05211224961664008 3.9822e-08  
a 2.312208502442507 1.3063e-08 au
q 2.191714115797506 9.437e-08 au
i 3.434475269339626 4.0305e-06 deg
node 21.43656955530368 7.538e-05 deg
peri 154.2653212264165 8.511e-05 deg
M 308.3277258763755 4.0376e-05 deg
tp 2459184.829138086235
(2020-Dec-01.32913809)
0.00014435 TDB
period 1284.218487312626
3.52
1.0883e-05
2.98e-08
d
yr
n .2803261310724012 2.3756e-09 deg/d
Q 2.432702889087508 1.3744e-08 au
  Orbit Determination Parameters
   # obs. used (total)      369  
   data-arc span      9242 days (25.30 yr)  
   first obs. used      1994-10-09  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58242  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:21:14  

Additional Information
 Earth MOID = 1.19567 au 
 Jupiter MOID = 2.52581 au 
 T_jup = 3.579 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO454689  

233543 (2007 JJ21)          Discovered 2007-May-12 by Hoenig, S. F., Teamo, N. at Tiki
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2007 JJ21 = 2001 TD156 = 2008 RK43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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