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JPL Small-Body Database Browser
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434330 (2004 JM23)
Classification: Main-belt Asteroid          SPK-ID: 2434330
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1482623789300553 8.8444e-08  
a 3.127697025874509 5.291e-08 au
q 2.663977224245895 2.7442e-07 au
i 26.38960185834045 1.8706e-05 deg
node 234.3409676382933 1.6122e-05 deg
peri 56.34621431728985 5.6278e-05 deg
M 203.4913333652786 5.3191e-05 deg
tp 2459478.857539191399
(2021-Sep-21.35753919)
0.00030092 TDB
period 2020.39108062245
5.53
5.1267e-05
1.404e-07
d
yr
n .178183324729928 4.5214e-09 deg/d
Q 3.591416827503122 6.0754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      4963 days (13.59 yr)  
   first obs. used      2004-04-25  
   last obs. used      2017-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56107  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-07 18:48:52  

Additional Information
 Earth MOID = 1.72413 au 
 Jupiter MOID = 1.65064 au 
 T_jup = 3.037 
[ 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 15.3   n/a MPO437680  

434330 (2004 JM23)          Discovered 2004-May-13 by NEAT at Palomar
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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