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78702 (2002 TW175)
Classification: Main-belt Asteroid          SPK-ID: 2078702
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1686805393772915 4.8117e-08  
a 2.579882878577137 1.5834e-08 au
q 2.144706843088506 1.2382e-07 au
i 11.96574702720631 4.0346e-06 deg
node 254.9948216006244 2.3898e-05 deg
peri 50.95167303845118 2.6401e-05 deg
M 153.2088216064267 1.34e-05 deg
tp 2458356.360867818280
(2018-Aug-25.86086782)
5.3227e-05 TDB
period 1513.555715356354
4.14
1.3935e-05
3.815e-08
d
yr
n .2378505107856178 2.1898e-09 deg/d
Q 3.015058914065768 1.8505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      797  
   data-arc span      7398 days (20.25 yr)  
   first obs. used      2000-01-08  
   last obs. used      2020-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47534  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:50  

Additional Information
 Earth MOID = 1.15105 au 
 Jupiter MOID = 2.23986 au 
 T_jup = 3.375 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO449495  
diameter diameter 3.026 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.335   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78702 (2002 TW175)          Discovered 2002-Oct-04 by LONEOS at Anderson Mesa
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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