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14561 (1997 WC34)
Classification: Outer Main-belt Asteroid          SPK-ID: 2014561
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1205056401981722 5.3416e-08  
a 3.244088026239532 1.842e-08 au
q 2.853157121778312 1.7174e-07 au
i 2.241733211463596 4.0488e-06 deg
node 131.448739857088 0.00013853 deg
peri 232.1048590738557 0.00013942 deg
M 26.00953876472423 1.4841e-05 deg
tp 2459046.305983270636
(2020-Jul-15.80598327)
8.8109e-05 TDB
period 2134.211087889685
5.84
1.8177e-05
4.977e-08
d
yr
n .1686805967988711 1.4367e-09 deg/d
Q 3.635018930700751 2.064e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1455  
   data-arc span      18246 days (49.95 yr)  
   first obs. used      1971-03-24  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50673  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:32:35  

Additional Information
 Earth MOID = 1.84988 au 
 Jupiter MOID = 1.82032 au 
 T_jup = 3.170 
[ 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 13.68   n/a E2020-QM5  
diameter diameter 9.267 km 0.213 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14561 (1997 WC34)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 WC34 = 4380 T-1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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