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136503 (2005 JO146)
Classification: Main-belt Asteroid          SPK-ID: 2136503
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391996134819574 4.5444e-08  
a 2.853509896079029 1.5626e-08 au
q 2.456302421477888 1.3231e-07 au
i 11.7538670947994 5.6875e-06 deg
node 140.2935409555583 2.0657e-05 deg
peri 150.4375780402758 2.9645e-05 deg
M 358.7659108782991 1.8413e-05 deg
tp 2459006.535475964656
(2020-Jun-06.03547596)
9.0038e-05 TDB
period 1760.627582780744
4.82
1.4462e-05
3.959e-08
d
yr
n .2044725434957768 1.6795e-09 deg/d
Q 3.25071737068017 1.7801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      459  
   data-arc span      8837 days (24.19 yr)  
   first obs. used      1996-08-10  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56317  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 15:52:09  

Additional Information
 Earth MOID = 1.44772 au 
 Jupiter MOID = 2.01467 au 
 T_jup = 3.259 
[ 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 15.6   n/a MPO296974  

136503 (2005 JO146)          Discovered 2005-May-13 by CSS at Catalina
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2005 JO146 = 2001 NG21 = 2004 CU76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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