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8604 Vanier (1929 PK)
Classification: Main-belt Asteroid          SPK-ID: 2008604
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 .2182807651465106 3.2575e-08  
a 2.226654828141769 5.3817e-09 au
q 1.740618908537812 7.1873e-08 au
i 4.406486181280193 2.8697e-06 deg
node 152.5346357743449 4.7884e-05 deg
peri 226.8095919006131 4.8452e-05 deg
M 78.0469091389235 7.0806e-06 deg
tp 2458737.393860245701
(2019-Sep-10.89386025)
2.3937e-05 TDB
period 1213.606167836183
3.32
4.3998e-06
1.205e-08
d
yr
n .2966365939305231 1.0754e-09 deg/d
Q 2.712690747745727 6.5564e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2113  
   data-arc span      33115 days (90.66 yr)  
   first obs. used      1929-08-12  
   last obs. used      2020-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50668  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:19:39  

Additional Information
 Earth MOID = .746094 au 
 Jupiter MOID = 2.75096 au 
 T_jup = 3.610 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456951.5 (2014-Oct-21.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2192936166859743 3.268e-08  
q 1.737697485812446 7.2131e-08 au
tp 2457522.748947664428
(2016-May-14.24894766)
2.438e-05 TDB
node 152.6281834832576 4.7849e-05 deg
peri 226.4988955879288 4.8407e-05 deg
i 4.408490029793994 2.8719e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2113  
   data-arc span      33115 days (90.66 yr)  
   first obs. used      1929-08-12  
   last obs. used      2020-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50668  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:19:39  

Additional Information
 Jupiter MOID = 2.75096 au 
 T_jup = 3.610 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.067958760786278E-15 -2.35342327763195E-15 2.084921928038734E-13 1.284545676817168E-14 2.847703325901725E-14 -1.749236505898531E-15
q -2.35342327763195E-15 5.20292066388091E-15 -4.90189995836356E-13 -2.776232802703284E-14 -7.479687151786566E-14 3.91277033993727E-15
tp 2.084921928038734E-13 -4.90189995836356E-13 5.943887240338297E-10 3.855917912436261E-12 1.899195691023097E-10 -9.209060887896565E-13
node 1.284545676817168E-14 -2.776232802703284E-14 3.855917912436261E-12 2.289491364293464E-9 -2.281531381486496E-9 5.388895681073293E-12
peri 2.847703325901725E-14 -7.479687151786566E-14 1.899195691023097E-10 -2.281531381486496E-9 2.343255996222268E-9 -5.653285561957058E-12
i -1.749236505898531E-15 3.91277033993727E-15 -9.209060887896565E-13 5.388895681073293E-12 -5.653285561957058E-12 8.248023292855499E-12

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO435780  
diameter diameter 4.061 km 0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.491 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2019) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.246   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

8604 Vanier           Discovered 1929 Aug. 12 by C. J. Krieger at Mt. Hamilton.
Jean Vanier (b. 1928) is a philosopher, theologian, author and teacher. As the founder of two global communities (L´Arche, Faith and Light) for people with intellectual disabilities, he presents a compelling vision of a fully human life, lived in compassionate community.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100527/MPCPages.arcLast Updated: 2010-12-06

Alternate Designations
 1929 PK = 1977 AZ = 1979 SO4 = 1989 TH9 = 1995 KW2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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