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78232 (2002 OP15)
Classification: Main-belt Asteroid          SPK-ID: 2078232
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1246146972909031 4.4472e-08  
a 3.040106313868401 1.8703e-08 au
q 2.661264385833527 1.3474e-07 au
i 10.50004472378522 4.9646e-06 deg
node 245.0143816527655 2.4323e-05 deg
peri 176.8328281054925 3.1346e-05 deg
M 38.0674542483675 1.7888e-05 deg
tp 2458795.769325349383
(2019-Nov-08.26932535)
9.6165e-05 TDB
period 1936.116935830637
5.30
1.7867e-05
4.892e-08
d
yr
n .1859391823591234 1.7159e-09 deg/d
Q 3.418948241903275 2.1034e-08 au
  Orbit Determination Parameters
   # obs. used (total)      806  
   data-arc span      7517 days (20.58 yr)  
   first obs. used      2000-04-07  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43937  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:12:31  

Additional Information
 Earth MOID = 1.67441 au 
 Jupiter MOID = 1.9068 au 
 T_jup = 3.203 
[ 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 14.4   n/a MPO453202  
diameter diameter 4.363 km 1.692 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.213   0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78232 (2002 OP15)          Discovered 2002-Jul-18 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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