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266225 (2006 WW202)
Classification: Main-belt Asteroid          SPK-ID: 2266225
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1166522869315613 4.9811e-08  
a 2.674393949492149 1.6577e-08 au
q 2.362419779127959 1.3138e-07 au
i 4.076534427463069 5.8703e-06 deg
node 279.6113371145137 9.6578e-05 deg
peri 127.1888704886189 0.00010523 deg
M 82.53592399413726 3.8211e-05 deg
tp 2458634.250521251034
(2019-May-30.75052125)
0.0001695 TDB
period 1597.483931469567
4.37
1.4853e-05
4.067e-08
d
yr
n .2253543794138991 2.0953e-09 deg/d
Q 2.986368119856338 1.8511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      235  
   data-arc span      10034 days (27.47 yr)  
   first obs. used      1992-10-03  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5815  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:27:01  

Additional Information
 Earth MOID = 1.37498 au 
 Jupiter MOID = 2.36546 au 
 T_jup = 3.366 
[ 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 16.6   n/a MPO376782  

266225 (2006 WW202)          Discovered 2006-Nov-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1978-Aug-10 07:12 00:05 Hygie 0.0312656349946776 0.031256098317274 0.0312751720616537 3.09548503269918 3.09548463348451 2443730.800217607 4.62484497315909 505.940832204783 101.182292170966 20.9193768999028 18570.9743881946 T 13 CATAB v2.0f-lin.ifort 2020-Nov-11 22:27:01 2020-Nov-11 22:27
2072-Aug-19 05:21 00:02 Eunom 0.0418631814263822 0.0418381265500763 0.0418882386361425 2.83577390234694 2.83577378409995 2478073.723102217 2.0220053073691 1340.12825621166 56.2497849718467 21.545093993552 41030.7222676349 T 13 CATAB v2.0f-lin.ifort 2020-Nov-11 22:27:01 2020-Nov-11 22:27
2101-Feb-09 11:44 00:09 Hygie 0.0102588441913091 0.0102350863789065 0.0102826553378544 3.23851661392249 3.23851545098079 2488473.989020647 9.47889371150818 1661.64207665765 99.0940376665297 44.7236163270164 10886.4901780144 T 13 CATAB v2.0f-lin.ifort 2020-Nov-11 22:27:01 2020-Nov-11 22:27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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