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15056 Barbaradixon (1998 YP12)
Classification: Main-belt Asteroid          SPK-ID: 2015056
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08978112144434532 1.4441e-08  
a 3.000683558383419 1.37e-08 au
q 2.731278823412147 4.7943e-08 au
i 1.833136924263753 1.0404e-06 deg
node 299.6216579425778 4.4248e-05 deg
peri 63.64554712292797 4.5463e-05 deg
M 222.7541634120333 1.6072e-05 deg
tp 2460120.311373259059
(2023-Jun-24.81137326)
8.652e-05 TDB
period 1898.579227255826
5.20
1.3002e-05
3.56e-08
d
yr
n .1896154739459242 1.2986e-09 deg/d
Q 3.270088293354691 1.493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2634  
   data-arc span      12739 days (34.88 yr)  
   first obs. used      1986-08-07  
   last obs. used      2021-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47805  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 03:42:29  

Additional Information
 Earth MOID = 1.72847 au 
 Jupiter MOID = 2.16602 au 
 T_jup = 3.246 
[ 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 13.21   n/a E2021B10  
diameter diameter 15.379 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15056 Barbaradixon           Discovered 1998 Dec. 28 by D. S. Dixon at Las Cruces.
Barbara Dixon is a talented software developer and engineer. It is only with her support that the work at the Jornada Observatory, Las Cruces, is possible.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000726/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1998 YP12 = 1986 PK4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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