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 ]  
10031 Vladarnolda (1981 RB2)
Classification: Main-belt Asteroid          SPK-ID: 2010031
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .199654762505989 3.7674e-08  
a 2.588524301944373 1.1113e-08 au
q 2.071713097198688 9.8588e-08 au
i 12.94669662725948 4.9765e-06 deg
node 255.4566397620381 1.5391e-05 deg
peri 46.85663122486449 1.9268e-05 deg
M 139.4687866868204 1.2718e-05 deg
tp 2458411.179811864002
(2018-Oct-19.67981186)
5.2484e-05 TDB
period 1521.166655054924
4.16
9.7961e-06
2.682e-08
d
yr
n .236660459788347 1.5241e-09 deg/d
Q 3.105335506690058 1.3332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1984  
   data-arc span      14102 days (38.61 yr)  
   first obs. used      1981-09-07  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45869  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:16:41  

Additional Information
 Earth MOID = 1.07854 au 
 Jupiter MOID = 2.15313 au 
 T_jup = 3.357 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0   n/a MPO449012  
diameter diameter 6.332 km 0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.323   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

10031 Vladarnolda           Discovered 1981 Sept. 7 by L. G. Karachkina at the Crimean Astrophysical Observatory.
Vladimir Igorevich Arnold (b. 1937) is an authority on the theories of dynamical systems, functions, differential equations and the mathematical methods of classical mechanics. The name was suggested by V. J. Judovich.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000320/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1981 RB2 = 1993 ME 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-08 11:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin