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16837 (1997 WM39)
Classification: Main-belt Asteroid          SPK-ID: 2016837
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1422862785651345 2.8656e-08  
a 2.397716746274349 7.2794e-09 au
q 2.056554553393669 6.9961e-08 au
i 3.119970558735379 3.3988e-06 deg
node 116.054228385515 7.6528e-05 deg
peri 351.49889195 7.8076e-05 deg
M 42.55694953015279 1.5433e-05 deg
tp 2459040.189033970110
(2020-Jul-09.68903397)
5.7977e-05 TDB
period 1356.111009081373
3.71
6.1757e-06
1.691e-08
d
yr
n .2654649933443599 1.2089e-09 deg/d
Q 2.738878939155029 8.3152e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1089  
   data-arc span      10017 days (27.43 yr)  
   first obs. used      1993-10-11  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56638  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:43:49  

Additional Information
 Earth MOID = 1.07326 au 
 Jupiter MOID = 2.37229 au 
 T_jup = 3.512 
[ 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 15.38   n/a E2021B10  
diameter diameter 2.011 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.229   0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16837 (1997 WM39)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 WM39 = 1993 TC36 = 1995 GK6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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