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JPL Small-Body Database Browser
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266900 (2009 WN112)
Classification: Main-belt Asteroid          SPK-ID: 2266900
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2713179115977922 7.5708e-08  
a 3.17755301280576 3.8973e-08 au
q 2.315425965380028 2.5769e-07 au
i 16.50575911763138 6.4574e-06 deg
node 128.9993902696029 1.9119e-05 deg
peri 204.5799354184739 2.281e-05 deg
M 297.1470241665492 1.1948e-05 deg
tp 2458961.711008740664
(2020-Apr-22.21100874)
7.3013e-05 TDB
period 2068.891113305613
5.66
3.8062e-05
1.042e-07
d
yr
n .174006257596033 3.2013e-09 deg/d
Q 4.039680060231491 4.9547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      8084 days (22.13 yr)  
   first obs. used      1997-06-30  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57064  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:37:01  

Additional Information
 Earth MOID = 1.31319 au 
 Jupiter MOID = 1.36247 au 
 T_jup = 3.080 
[ 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 15.3   n/a MPO440312  
diameter diameter 6.684 km 0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

266900 (2009 WN112)          Discovered 2009-Nov-17 by CSS at Catalina
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 WN112 = 2010 CV16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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