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15039 (1998 WN16)
Classification: Main-belt Asteroid          SPK-ID: 2015039
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .182313609332016 2.9708e-08  
a 2.375618347931804 7.6659e-09 au
q 1.942510792524996 7.0876e-08 au
i 1.829694598441454 4.1627e-06 deg
node 190.1283849430753 0.00011036 deg
peri 245.2006953618302 0.00011103 deg
M 304.2299056521298 1.3916e-05 deg
tp 2459207.686909159519
(2020-Dec-24.18690916)
5.2218e-05 TDB
period 1337.406510955189
3.66
6.4735e-06
1.772e-08
d
yr
n .2691776935816503 1.3029e-09 deg/d
Q 2.808725903338613 9.0635e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1762  
   data-arc span      11974 days (32.78 yr)  
   first obs. used      1987-10-23  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53089  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:56:32  

Additional Information
 Earth MOID = .958459 au 
 Jupiter MOID = 2.45378 au 
 T_jup = 3.518 
[ 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 14.0   n/a MPO337386  
diameter diameter 3.905 km 0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.286   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15039 (1998 WN16)          Discovered 1998-Nov-21 by LINEAR at Socorro
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 WN16 = 1987 UT8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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