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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1823135708774872 2.9596e-08  
a 2.375618347413446 7.8205e-09 au
q 1.942510883454426 7.0469e-08 au
i 1.829694874864094 4.1397e-06 deg
node 190.1282612594983 0.000111 deg
peri 245.200817969135 0.00011168 deg
M 304.2299037620638 1.4132e-05 deg
tp 2459207.686916113336
(2020-Dec-24.18691611)
5.3051e-05 TDB
period 1337.406510517457
3.66
6.6041e-06
1.808e-08
d
yr
n .2691776936697519 1.3292e-09 deg/d
Q 2.808725811372466 9.2463e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1737  
   data-arc span      11632 days (31.85 yr)  
   first obs. used      1987-10-23  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53405  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:18:58  

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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