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78215 (2002 OO2)
Classification: Main-belt Asteroid          SPK-ID: 2078215
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1295979808758949 4.207e-08  
a 2.690238795888566 1.4569e-08 au
q 2.341589279867409 1.1082e-07 au
i 9.565808882564211 4.2088e-06 deg
node 274.3291701474628 2.8942e-05 deg
peri 81.6178022323373 3.4669e-05 deg
M 355.982122286993 1.6906e-05 deg
tp 2459018.487834689048
(2020-Jun-17.98783469)
7.5666e-05 TDB
period 1611.701736738707
4.41
1.3092e-05
3.584e-08
d
yr
n .2233663908115302 1.8145e-09 deg/d
Q 3.038888311909723 1.6457e-08 au
  Orbit Determination Parameters
   # obs. used (total)      864  
   data-arc span      8019 days (21.95 yr)  
   first obs. used      1998-11-16  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4883  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:27:44  

Additional Information
 Earth MOID = 1.36006 au 
 Jupiter MOID = 2.43316 au 
 T_jup = 3.340 
[ 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 MPO436329  
diameter diameter 4.032 km 1.299 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.143   0.159 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78215 (2002 OO2)          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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