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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02137825708272131 3.8538e-08  
a 3.192458985691021 1.9481e-08 au
q 3.124209776768875 1.2618e-07 au
i 20.57412133813719 4.1297e-06 deg
node 252.7625332869533 1.244e-05 deg
peri 115.4456141733884 0.00011162 deg
M 18.66130066542929 0.00010866 deg
tp 2458892.499485109239
(2020-Feb-12.99948511)
0.00062915 TDB
period 2083.465995095453
5.70
1.907e-05
5.221e-08
d
yr
n .1727889972034349 1.5816e-09 deg/d
Q 3.260708194613167 1.9897e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2440  
   data-arc span      20789 days (56.92 yr)  
   first obs. used      1963-12-17  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38944  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:10:34  

Additional Information
 Earth MOID = 2.16513 au 
 Jupiter MOID = 1.90468 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 10.9   n/a MPO502183  
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. 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:
[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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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1929-Sep-29 20:22 00:02 Jupiter 1.95744773452733 1.95744734703471 1.95744812202071 6.77831079260924 6.71416871711281 2425884.348424344 2.00297307097123 309.400025445299 18.5825498846497 -89.197931888441 5580050.63632603 T 45 CATAB v2.0f-lin.ifort 2020-Dec-18 02:10:39 2020-Dec-18 02:10
2072-Jul-21 01:07 00:01 Jupiter 1.98987502355786 1.98987457350389 1.98987547361432 6.80447221489369 6.74162515624577 2478044.546321611 1.43371863578093 212.528483880627 18.7581848500031 86.6907164723068 5736942.21045565 T 45 CATAB v2.0f-lin.ifort 2020-Dec-18 02:10:39 2020-Dec-18 02:10
2083-Aug-30 13:11 00:02 Jupiter 1.97876367521945 1.97876297206958 1.97876437838 6.72019247327608 6.65619065357077 2482102.049572324 1.75942248206098 264.785377962091 16.6262177120339 -83.2674608724299 5595204.21950758 T 45 CATAB v2.0f-lin.ifort 2020-Dec-18 02:10:39 2020-Dec-18 02:10

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