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78211 (2002 OY)
Classification: Main-belt Asteroid          SPK-ID: 2078211
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09501763646829012 6.1586e-08  
a 3.07605495545474 2.4531e-08 au
q 2.783775483940859 1.8941e-07 au
i 10.33461344482994 5.8539e-06 deg
node 248.9063140929525 2.7579e-05 deg
peri 113.4647498297572 3.9392e-05 deg
M 61.36763745698693 2.673e-05 deg
tp 2458664.587267814154
(2019-Jun-30.08726781)
0.00014651 TDB
period 1970.559542424367
5.40
2.3572e-05
6.454e-08
d
yr
n .1826892272217739 2.1853e-09 deg/d
Q 3.368334426968621 2.6861e-08 au
  Orbit Determination Parameters
   # obs. used (total)      821  
   data-arc span      7975 days (21.83 yr)  
   first obs. used      1998-12-15  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4869  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:27:45  

Additional Information
 Earth MOID = 1.80285 au 
 Jupiter MOID = 2.11037 au 
 T_jup = 3.198 
[ 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 14.4   n/a MPO502628  
diameter diameter 5.097 km 0.916 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.156   0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78211 (2002 OY)          Discovered 2002-Jul-17 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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