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259165 (2002 YD21)
Classification: Main-belt Asteroid          SPK-ID: 2259165
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1967470455698779 6.4198e-08  
a 2.462643731628145 1.7402e-08 au
q 1.978125853139128 1.4983e-07 au
i 11.16095066365611 4.1795e-06 deg
node 93.66913847008964 2.9377e-05 deg
peri 45.74828521813544 3.3307e-05 deg
M 146.0756817745677 1.7897e-05 deg
tp 2458427.735319782830
(2018-Nov-05.23531978)
6.5775e-05 TDB
period 1411.564761315944
3.86
1.4962e-05
4.096e-08
d
yr
n .255036120102904 2.7032e-09 deg/d
Q 2.947161610117161 2.0826e-08 au
  Orbit Determination Parameters
   # obs. used (total)      405  
   data-arc span      7380 days (20.21 yr)  
   first obs. used      2000-07-02  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57908  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:11:58  

Additional Information
 Earth MOID = 1.00933 au 
 Jupiter MOID = 2.15126 au 
 T_jup = 3.436 
[ 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 16.5   n/a MPO437204  

259165 (2002 YD21)          Discovered 2002-Dec-31 by LINEAR at Socorro
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

Alternate Designations
 2002 YD21 = 2006 XD20 = 2006 XF5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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