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JPL Small-Body Database Browser
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3139 Shantou (1980 VL1)
Classification: Main-belt Asteroid          SPK-ID: 2003139
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02120048066777433 4.3921e-08  
a 3.192186205019996 2.1612e-08 au
q 3.124510323092533 1.4712e-07 au
i 20.57433239401957 4.2631e-06 deg
node 252.7613780682976 1.4208e-05 deg
peri 114.7996953801986 0.00011431 deg
M 310.1572593614305 0.00011187 deg
tp 2458888.923182832489
(2020-Feb-09.42318283)
0.00064681 TDB
period 2083.19896718015
5.70
2.1156e-05
5.792e-08
d
yr
n .1728111455850525 1.755e-09 deg/d
Q 3.259862086947458 2.207e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2094  
   data-arc span      20435 days (55.95 yr)  
   first obs. used      1963-12-17  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40706  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 20:45:01  

Additional Information
 Earth MOID = 2.1654 au 
 Jupiter MOID = 1.90344 au 
 T_jup = 3.096 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.8   n/a MPO448944  
diameter diameter 36.648 km 0.267 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 8.33 h n/a LCDB (Rev. 2019-January); 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:
[De Sanctis, M.C.; Barucci, M.A.; Angeli, C.A.; Fulchignoni, M.; et al. (1994) Planet. Space Sci. 42, 859-864.]
geometric albedo albedo 0.078   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3139 Shantou (1980 VL1)          Discovered 1980-Nov-11 by Purple Mountain Observatory at Nanking
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1980 VL1 = 1963 YC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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