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JPL Small-Body Database Browser
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423391 (2005 JK156)
Classification: Main-belt Asteroid          SPK-ID: 2423391
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 .1926265652782935 6.9008e-08  
a 3.107310546448833 5.0141e-08 au
q 2.508759988633377 2.143e-07 au
i 16.95913195987927 1.1025e-05 deg
node 232.0039261956679 2.5712e-05 deg
peri 54.07874300415031 4.1561e-05 deg
M 234.0817060653233 2.8796e-05 deg
tp 2459700.280353687158
(2022-Apr-30.78035369)
0.0001634 TDB
period 2000.669795113865
5.48
4.8426e-05
1.326e-07
d
yr
n .1799397386211407 4.3554e-09 deg/d
Q 3.705861104264289 5.98e-08 au
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      4962 days (13.59 yr)  
   first obs. used      2005-05-04  
   last obs. used      2018-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48515  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:18:19  

Additional Information
 Earth MOID = 1.53363 au 
 Jupiter MOID = 1.55033 au 
 T_jup = 3.125 
[ 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 15.9   n/a MPO434532  

423391 (2005 JK156)          Discovered 2005-May-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-02-04

[ show close-approach data ]
Alternate Designations
 2005 JK156 = 2012 UA147 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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