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160328 (2003 OG4)
Classification: Main-belt Asteroid          SPK-ID: 2160328
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1822534281187981 4.0754e-08  
a 2.530712538026832 2.0686e-08 au
q 2.069481502388218 1.0929e-07 au
i 7.269068666078573 7.4862e-06 deg
node 133.5033264328287 3.8003e-05 deg
peri 260.0511447949004 4.5454e-05 deg
M .546224701595184 2.7716e-05 deg
tp 2458998.268836034142
(2020-May-28.76883603)
0.0001132 TDB
period 1470.491952054236
4.03
1.803e-05
4.936e-08
d
yr
n .2448160287426871 3.0017e-09 deg/d
Q 2.991943573665447 2.4456e-08 au
  Orbit Determination Parameters
   # obs. used (total)      403  
   data-arc span      6793 days (18.60 yr)  
   first obs. used      2001-01-20  
   last obs. used      2019-08-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5226  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:40:45  

Additional Information
 Earth MOID = 1.09019 au 
 Jupiter MOID = 2.47782 au 
 T_jup = 3.416 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456981.5 (2014-Nov-20.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1840375132249287 4.0881e-08  
q 2.064644303922051 1.0977e-07 au
tp 2457524.247768568955
(2016-May-15.74776857)
0.00010618 TDB
node 133.6865337990699 3.8046e-05 deg
peri 259.2873620640602 4.5264e-05 deg
i 7.265861492946303 7.4798e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      403  
   data-arc span      6793 days (18.60 yr)  
   first obs. used      2001-01-20  
   last obs. used      2019-08-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5226  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:40:45  

Additional Information
 Jupiter MOID = 2.47782 au 
 T_jup = 3.416 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.671254588216244E-15 -4.43837515683642E-15 -1.74845556324376E-13 -1.203946397281515E-14 3.33013999114174E-14 3.471483316899769E-15
q -4.43837515683642E-15 1.205014346965864E-14 8.314827359704018E-13 3.36947226244568E-14 -3.021337079612286E-14 -8.570406000485237E-15
tp -1.74845556324376E-13 8.314827359704018E-13 1.127406501818583E-8 2.036803350404431E-11 2.611472725762128E-9 3.05193077620366E-12
node -1.203946397281515E-14 3.36947226244568E-14 2.036803350404431E-11 1.447518722795757E-9 -1.430716901240924E-9 -8.863384875172523E-11
peri 3.33013999114174E-14 -3.021337079612286E-14 2.611472725762128E-9 -1.430716901240924E-9 2.048847391479226E-9 8.869778059390993E-11
i 3.471483316899769E-15 -8.570406000485237E-15 3.05193077620366E-12 -8.863384875172523E-11 8.869778059390993E-11 5.594802921903481E-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 16.0   n/a MPO449861  

160328 (2003 OG4)          Discovered 2003-Jul-21 by CINEOS at Campo Imperatore
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2003 OG4 = 2001 BH30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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