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 ]  
48809 (1997 VX4)
Classification: Main-belt Asteroid          SPK-ID: 2048809
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2616350653369349 4.481e-08  
a 3.035488266148886 1.8166e-08 au
q 2.241298095305523 1.4096e-07 au
i 1.252693296081988 4.4545e-06 deg
node 80.2465228866495 0.00025028 deg
peri 345.585354612448 0.00025049 deg
M 79.48649753310838 1.0396e-05 deg
tp 2458573.987145692344
(2019-Mar-31.48714569)
5.394e-05 TDB
period 1931.707048568851
5.29
1.7341e-05
4.748e-08
d
yr
n .1863636622678963 1.673e-09 deg/d
Q 3.829678436992249 2.2919e-08 au
  Orbit Determination Parameters
   # obs. used (total)      896  
   data-arc span      8062 days (22.07 yr)  
   first obs. used      1997-10-04  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56106  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:38:39  

Additional Information
 Earth MOID = 1.25506 au 
 Jupiter MOID = 1.50319 au 
 T_jup = 3.188 
[ 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 14.8   n/a MPO439425  
diameter diameter 6.054 km 0.598 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.037   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48809 (1997 VX4)          Discovered 1997-Nov-04 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-20 14:17 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin