Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
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 ]

[ hide orbit diagram ]

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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02120048073932737 4.3919e-08  
a 3.192186205258673 2.1582e-08 au
q 3.12451032309774 1.4712e-07 au
i 20.57433243838795 4.2402e-06 deg
node 252.7613781038069 1.4202e-05 deg
peri 114.7996966858651 0.0001141 deg
M 310.1572579556773 0.00011163 deg
tp 2458888.923190999458
(2020-Feb-09.42319100)		 0.00064541 TDB
period 2083.198967413789
5.70		 2.1126e-05
5.784e-08		 d
yr
n .1728111455656711 1.7525e-09 deg/d
Q 3.259862087419606 2.2039e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2121  
   data-arc span      20443 days (55.97 yr)  
   first obs. used      1963-12-17  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4047  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:26:18  

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 10.9   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. 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

[ hide close-approach data ]
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 1.95744764778351 1.95744725105356 1.95744804451458 6.77831013101828 6.7141680463455 2425884.348385229 2.24013340787008 345.800966069779 18.9261042503325 -89.1967081968885 5435587.44214747 T 38 CATAB v2.0f-lin.ifort 2019-Dec-13 21:26:31 2019-Dec-13 21:26
2072-Jul-21 01:07 00:02 Jupiter 1.98987498361587 1.98987447728339 1.98987548995265 6.80447149717816 6.74162443057213 2478044.546382263 1.61578770239289 236.063845421799 19.5449516836243 86.1050272725582 5611041.87459791 T 38 CATAB v2.0f-lin.ifort 2019-Dec-13 21:26:31 2019-Dec-13 21:26
2083-Aug-30 13:11 00:02 Jupiter 1.97876355407884 1.9787627730681 1.97876433510364 6.72019197719131 6.6561901487789 2482102.049640289 1.98189283490627 298.11761712875 16.9677210325985 -83.2052565483217 5481000.41861479 T 38 CATAB v2.0f-lin.ifort 2019-Dec-13 21:26:31 2019-Dec-13 21:26

Alternate Designations
 1980 VL1 = 1963 YC 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-18 23:57 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin