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
JPL Small-Body Database Browser
Search: [ help ]  
9940 (1988 VM3)
Classification: Main-belt Asteroid          SPK-ID: 2009940
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1695978418130946 3.2371e-08  
a 2.171448723584062 6.6872e-09 au
q 1.803175706456406 7.0684e-08 au
i 2.211070106320114 3.7655e-06 deg
node 357.5630589804386 8.8938e-05 deg
peri 341.3715697087649 8.9748e-05 deg
M 1.962051677661976 1.4223e-05 deg
tp 2458994.130127557287
(2020-May-24.63012756)
4.6162e-05 TDB
period 1168.753150329426
3.20
5.3989e-06
1.478e-08
d
yr
n .3080205601144519 1.4229e-09 deg/d
Q 2.539721740711718 7.8213e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1958  
   data-arc span      25489 days (69.79 yr)  
   first obs. used      1950-12-09  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47669  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 16:19:35  

Additional Information
 Earth MOID = .794432 au 
 Jupiter MOID = 2.8332 au 
 T_jup = 3.669 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456691.5 (2014-Feb-03.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1695123593697972 3.2264e-08  
q 1.8032909057105 7.0457e-08 au
tp 2456655.601282428724
(2013-Dec-29.10128243)
4.1854e-05 TDB
node 357.6306939836373 8.8965e-05 deg
peri 341.1340146804897 8.978e-05 deg
i 2.211667986911368 3.7633e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1958  
   data-arc span      25489 days (69.79 yr)  
   first obs. used      1950-12-09  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47669  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 16:19:35  

Additional Information
 Jupiter MOID = 2.8332 au 
 T_jup = 3.669 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.040974500864022E-15 -2.266248298808421E-15 1.48766194000081E-13 -1.314776163281916E-15 4.179288173144298E-14 3.95640210705814E-16
q -2.266248298808421E-15 4.964204996798856E-15 -2.492330511041895E-13 1.771630217284306E-15 -7.009661402000319E-14 -8.144642840270628E-16
tp 1.48766194000081E-13 -2.492330511041895E-13 1.751752675242324E-9 -1.698883765101671E-11 5.152031282574707E-10 -3.875381286335144E-14
node -1.314776163281916E-15 1.771630217284306E-15 -1.698883765101671E-11 7.914817870456017E-9 -7.913252507069501E-9 2.409736798386945E-11
peri 4.179288173144298E-14 -7.009661402000319E-14 5.152031282574707E-10 -7.913252507069501E-9 8.060396453263274E-9 -2.409749120095378E-11
i 3.95640210705814E-16 -8.144642840270628E-16 -3.875381286335144E-14 2.409736798386945E-11 -2.409749120095378E-11 1.416246694649286E-11

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 14.6   n/a MPO337342  
diameter diameter 3.132 km 0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.313   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9940 (1988 VM3)          Discovered 1988-Nov-11 by Oshima, Y. at Gekko
Reference: 19990202/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 VM3 = 1978 NV4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-26 12:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin