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JPL Small-Body Database Browser
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154594 (2003 OB)
Classification: Main-belt Asteroid          SPK-ID: 2154594
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1484333631421408 8.3179e-08  
a 3.088456441900796 3.5916e-08 au
q 2.630026465311451 2.6566e-07 au
i 18.25371153849447 7.5102e-06 deg
node 62.59207351939757 2.4198e-05 deg
peri 159.7088743514507 3.3627e-05 deg
M 102.7826629717616 2.4148e-05 deg
tp 2458434.484906189112
(2018-Nov-11.98490619)
0.00012881 TDB
period 1982.488367983829
5.43
3.4582e-05
9.468e-08
d
yr
n .1815899683518024 3.1676e-09 deg/d
Q 3.546886418490141 4.1247e-08 au
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      6371 days (17.44 yr)  
   first obs. used      2000-11-26  
   last obs. used      2018-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63762  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:33:09  

Additional Information
 Earth MOID = 1.6267 au 
 Jupiter MOID = 1.47656 au 
 T_jup = 3.132 
[ 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 15.4   n/a MPO268116  

154594 (2003 OB)          Discovered 2003-Jul-18 by McNaught, R. H. at Siding Spring
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2003 OB = 2002 LH48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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