Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
52621 (1997 VW4)
Classification: Main-belt Asteroid          SPK-ID: 2052621
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1159461297524589 1.2257e-07  
a 2.571008322577261 1.9707e-08 AU
q 2.272909858013066 3.2183e-07 AU
i 14.12892957720835 7.3394e-06 deg
node 49.48627040701628 2.3013e-05 deg
peri 129.3786919361335 3.3227e-05 deg
M 287.2303817929444 3.018e-05 deg
tp 2457304.869580831558
(2015-Oct-09.36958083)
0.00012762 JED
period 1505.752700084073
4.12
1.7313e-05
4.74e-08
d
yr
n .2390830844798748 2.7489e-09 deg/d
Q 2.869106787141456 2.1992e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      9286 days (25.42 yr)  
   first obs. used      1989-11-24  
   last obs. used      2015-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52151  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 17:55:33  

Additional Information
 Earth MOID = 1.29962 AU 
 T_jup = 3.378 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO266195  

52621 (1997 VW4)          Discovered 1997-Nov-04 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Jul-01 01:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin