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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391996211288733 4.5993e-08  
a 2.85350986659492 2.7407e-08 au
q 2.456302374277405 1.377e-07 au
i 11.75386704830473 6.8763e-06 deg
node 140.2935424384582 3.6515e-05 deg
peri 150.4375342541883 5.2884e-05 deg
M 358.7659632198616 4.4014e-05 deg
tp 2459006.535219887787
(2020-Jun-06.03521989)
0.00021532 TDB
period 1760.627555493016
4.82
2.5366e-05
6.945e-08
d
yr
n .2044725466648691 2.9459e-09 deg/d
Q 3.250717358912435 3.1222e-08 au
  Orbit Determination Parameters
   # obs. used (total)      312  
   data-arc span      8660 days (23.71 yr)  
   first obs. used      1996-08-10  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61203  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:38:53  

Additional Information
 Earth MOID = 1.44772 au 
 Jupiter MOID = 2.01467 au 
 T_jup = 3.259 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456668.5 (2014-Jan-11.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373774273368001 4.6057e-08  
q 2.460004174553405 1.3711e-07 au
tp 2457249.660329037891
(2015-Aug-15.16032904)
0.00020146 TDB
node 140.3422707161804 3.6547e-05 deg
peri 150.8801776099448 5.3268e-05 deg
i 11.7487962618229 6.8746e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      312  
   data-arc span      8660 days (23.71 yr)  
   first obs. used      1996-08-10  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61203  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:38:53  

Additional Information
 Jupiter MOID = 2.01467 au 
 T_jup = 3.259 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.121239401999139E-15 -6.226838016310907E-15 3.550982024802717E-13 -2.314879873924007E-14 1.237122450811116E-13 -3.526471866230462E-15
q -6.226838016310907E-15 1.879909974031119E-14 1.812821287073247E-12 7.753831759221532E-14 1.462314996177828E-13 1.290251527269745E-14
tp 3.550982024802717E-13 1.812821287073247E-12 4.058733728900654E-8 -2.88926109107349E-11 7.896043583365855E-9 -1.285067317078112E-11
node -2.314879873924007E-14 7.753831759221532E-14 -2.88926109107349E-11 1.335664761709455E-9 -1.311738913501789E-9 1.245704772163124E-10
peri 1.237122450811116E-13 1.462314996177828E-13 7.896043583365855E-9 -1.311738913501789E-9 2.837455005858257E-9 -1.243737930121564E-10
i -3.526471866230462E-15 1.290251527269745E-14 -1.285067317078112E-11 1.245704772163124E-10 -1.243737930121564E-10 4.726038537511451E-11

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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