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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08580198490387256 3.5375e-08  
a 3.094256569198196 1.8814e-08 au
q 2.828763213759144 1.1621e-07 au
i 13.18645536667223 4.5498e-06 deg
node 57.87186960515536 1.5219e-05 deg
peri 288.5426644089181 2.9487e-05 deg
M 301.5880941956895 2.6155e-05 deg
tp 2459323.075801285580
(2021-Apr-18.57580129)
0.00014534 TDB
period 1988.075664777219
5.44
1.8133e-05
4.965e-08
d
yr
n .1810796270877049 1.6516e-09 deg/d
Q 3.359749924637248 2.0429e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2016  
   data-arc span      15344 days (42.01 yr)  
   first obs. used      1978-11-05  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45313  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:09:51  

Additional Information
 Earth MOID = 1.85852 au 
 Jupiter MOID = 2.02908 au 
 T_jup = 3.178 
[ 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 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. 2020-October); 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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