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19769 Dolyniuk (2000 OP18)
Classification: Main-belt Asteroid          SPK-ID: 2019769
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980190749012604 4.9461e-08  
a 2.440337256871851 8.0813e-09 au
q 1.957103930819008 1.2335e-07 au
i 2.058186191256228 5.1672e-06 deg
node 341.3718003124945 9.7398e-05 deg
peri 354.8073756854827 9.7839e-05 deg
M 317.1855371604274 8.489e-06 deg
tp 2458766.100331305165
(2019-Oct-09.60033131)
3.2869e-05 TDB
period 1392.429457616771
3.81
6.9166e-06
1.894e-08
d
yr
n .2585409250219127 1.2843e-09 deg/d
Q 2.923570582924695 9.6815e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1342  
   data-arc span      15479 days (42.38 yr)  
   first obs. used      1977-07-21  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50509  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:39:28  

Additional Information
 Earth MOID = .946647 au 
 Jupiter MOID = 2.45183 au 
 T_jup = 3.474 
[ 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 14.4   n/a MPO502317  
diameter diameter 3.528 km 0.829 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.296   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19769 Dolyniuk           Discovered 2000 July 23 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
William Dolyniuk mentored a finalist in the 2003 Discovery Channel Youth Science Challenge, a middle school science competition. He teaches at the Woodside Elementary School, Woodside, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20031010/MPCPages.arcLast Updated: 2003-10-10

Alternate Designations
 2000 OP18 = 1985 SB5 = 1985 SD7 = 1985 TX2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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