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136121 (2003 OA)
Classification: Main-belt Asteroid          SPK-ID: 2136121
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1387050960482561 9.7014e-08  
a 2.198366232685391 2.3843e-08 AU
q 1.893441633231521 2.0485e-07 AU
i 3.499975308134848 9.0571e-06 deg
node 208.3613510218538 0.00016099 deg
peri 32.27159517528533 0.00016576 deg
M 192.3863363138633 4.0591e-05 deg
tp 2457554.813444116327
(2016-Jun-15.31344412)
0.00013889 JED
period 1190.552342173895
3.26
1.9369e-05
5.303e-08
d
yr
n .3023806574876466 4.9194e-09 deg/d
Q 2.503290832139262 2.7151e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      7910 days (21.66 yr)  
   first obs. used      1993-04-17  
   last obs. used      2014-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52634  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 07:42:49  

Additional Information
 Earth MOID = .883766 AU 
 T_jup = 3.652 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5 mag n/a MPO320500  

136121 (2003 OA)          Discovered 2003-Jul-18 by McNaught, R. H. at Siding Spring
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 2003 OA = 2004 VZ78 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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