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19086 (1978 VB3)
Classification: Main-belt Asteroid          SPK-ID: 2019086
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08580198838629186 3.552e-08  
a 3.094256571842342 1.8956e-08 au
q 2.828763205400918 1.1647e-07 au
i 13.18645514378573 4.6169e-06 deg
node 57.87187000122847 1.527e-05 deg
peri 288.5426685411626 2.9762e-05 deg
M 301.5880889055723 2.6555e-05 deg
tp 2459323.075830913373
(2021-Apr-18.57583091)
0.0001476 TDB
period 1988.075667325535
5.44
1.8269e-05
5.002e-08
d
yr
n .1810796268555971 1.664e-09 deg/d
Q 3.359749938283766 2.0583e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1951  
   data-arc span      15250 days (41.75 yr)  
   first obs. used      1978-11-05  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45619  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:24:38  

Additional Information
 Earth MOID = 1.85852 au 
 Jupiter MOID = 2.02908 au 
 T_jup = 3.178 
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Orbital Elements at Epoch 2457108.5 (2015-Mar-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08664949428317378 3.5648e-08  
q 2.822609691751455 1.1654e-07 au
tp 2457348.654113857557
(2015-Nov-22.15411386)
0.0001415 TDB
node 57.90360184523878 1.5252e-05 deg
peri 290.3865103705816 2.9508e-05 deg
i 13.20026507386412 4.6213e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1951  
   data-arc span      15250 days (41.75 yr)  
   first obs. used      1978-11-05  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45619  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:24:38  

Additional Information
 Jupiter MOID = 2.02908 au 
 T_jup = 3.178 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.270790316264551E-15 -4.11306376372562E-15 7.26525262014165E-13 3.398627599973003E-15 1.490316820237141E-13 -1.046866288303743E-15
q -4.11306376372562E-15 1.358184974540721E-14 -1.792118005023655E-12 -9.936813839051298E-15 -3.888927841714603E-13 3.882323138716978E-15
tp 7.26525262014165E-13 -1.792118005023655E-12 2.00227295641216E-8 -9.544303946501603E-13 3.58647520428352E-9 5.059134709291752E-12
node 3.398627599973003E-15 -9.936813839051298E-15 -9.544303946501603E-13 2.326212353823803E-10 -2.263467582004581E-10 -7.060479512160445E-12
peri 1.490316820237141E-13 -3.888927841714603E-13 3.58647520428352E-9 -2.263467582004581E-10 8.707331495749829E-10 7.765678899936058E-12
i -1.046866288303743E-15 3.882323138716978E-15 5.059134709291752E-12 -7.060479512160445E-12 7.765678899936058E-12 2.13560800085358E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.7   n/a MPO474018  
diameter diameter 14.168 km 0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.26 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.089   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19086 (1978 VB3)          Discovered 1978-Nov-07 by Helin, E. F., Bus, S. J. at Palomar
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1978 VB3 = 1994 WY12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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