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120304 (2004 JP43)
Classification: Main-belt Asteroid          SPK-ID: 2120304
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1700840040436561 4.406e-08  
a 2.357159073675047 1.225e-08 au
q 1.95624402025656 1.0081e-07 au
i 2.351683312953412 5.2856e-06 deg
node 206.3553472844719 0.00012027 deg
peri 56.17266042659796 0.00012162 deg
M 131.7605992440193 1.683e-05 deg
tp 2458516.701156946897
(2019-Feb-02.20115695)
6.1269e-05 TDB
period 1321.848750676676
3.62
1.0305e-05
2.821e-08
d
yr
n .2723458336785582 2.1231e-09 deg/d
Q 2.758074127093535 1.4334e-08 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      9713 days (26.59 yr)  
   first obs. used      1993-03-21  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60395  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 14:11:48  

Additional Information
 Earth MOID = .941896 au 
 Jupiter MOID = 2.3106 au 
 T_jup = 3.533 
[ 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 17.1   n/a MPO436580  

120304 (2004 JP43)          Discovered 2004-May-09 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2004 JP43 = 1993 FB77 = 2001 SL310 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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