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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08432762045486263 2.3047e-08  
a 3.090717137345504 1.7204e-08 au
q 2.830084315654093 7.4306e-08 au
i 13.17866965845734 6.3792e-07 deg
node 57.75402909849932 5.8704e-06 deg
peri 288.3553435814133 1.3473e-05 deg
M 13.54715967819795 1.025e-05 deg
tp 2459321.815054875933
(2021-Apr-17.31505488)
5.6415e-05 TDB
period 1984.665485853383
5.43
1.6571e-05
4.537e-08
d
yr
n .1813907696617217 1.5145e-09 deg/d
Q 3.351349959036916 1.8655e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2057  
   data-arc span      15344 days (42.01 yr)  
   first obs. used      1978-11-05  
   last obs. used      2020-11-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45651  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:45:21  

Additional Information
 Earth MOID = 1.85901 au 
 Jupiter MOID = 2.02754 au 
 T_jup = 3.179 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457145.5 (2015-May-03.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08664808592022401 2.3282e-08  
q 2.822670900689047 7.5354e-08 au
tp 2457348.562626635118
(2015-Nov-22.06262664)
5.3931e-05 TDB
node 57.9021543346503 5.8634e-06 deg
peri 290.3675984799768 1.2844e-05 deg
i 13.20009614500985 6.3965e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2057  
   data-arc span      15344 days (42.01 yr)  
   first obs. used      1978-11-05  
   last obs. used      2020-11-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45651  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:45:21  

Additional Information
 Jupiter MOID = 2.02754 au 
 T_jup = 3.179 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.420669804848728E-16 -1.717352135159067E-15 5.194234700321918E-13 -7.013368371771363E-14 2.018901812882144E-13 6.673453919365653E-16
q -1.717352135159067E-15 5.678194399426165E-15 -1.735631909137046E-12 2.321091846786566E-13 -6.714808371019883E-13 -1.872288106615093E-15
tp 5.194234700321918E-13 -1.735631909137046E-12 2.908597769506917E-9 2.201185739587242E-11 6.084206066900674E-10 6.664571911166214E-12
node -7.013368371771363E-14 2.321091846786566E-13 2.201185739587242E-11 3.437989509203738E-11 -3.052158935264169E-11 2.13642172321477E-12
peri 2.018901812882144E-13 -6.714808371019883E-13 6.084206066900674E-10 -3.052158935264169E-11 1.649630038064417E-10 -6.93296581674107E-13
i 6.673453919365653E-16 -1.872288106615093E-15 6.664571911166214E-12 2.13642172321477E-12 -6.93296581674107E-13 4.091477925448576E-13

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.73   n/a MPCxxxxx  
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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