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15457 (1998 YN6)
Classification: Outer Main-belt Asteroid          SPK-ID: 2015457
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07529824184577143 2.6994e-08  
a 3.211827339574804 1.7772e-08 au
q 2.96998238779264 9.1278e-08 au
i 22.95742590034135 9.0511e-07 deg
node 125.1968730561592 2.2645e-06 deg
peri 34.29448266640265 9.7868e-06 deg
M 268.3811713755007 7.8513e-06 deg
tp 2459735.567960913178
(2022-Jun-05.06796091)
4.5992e-05 TDB
period 2102.455017387502
5.76
1.745e-05
4.778e-08
d
yr
n .1712283958623447 1.4212e-09 deg/d
Q 3.453672291356968 1.911e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2119  
   data-arc span      9393 days (25.72 yr)  
   first obs. used      1995-06-22  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43915  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:59:14  

Additional Information
 Earth MOID = 2.00196 au 
 Jupiter MOID = 1.64922 au 
 T_jup = 3.063 
[ 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 12.6   n/a MPO526101  
diameter diameter 18.903 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15457 (1998 YN6)          Discovered 1998-Dec-18 by ODAS at Caussols
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 YN6 = 1995 MU4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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