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 ]  
5031 Svejcar (1990 FW1)
Classification: Main-belt Asteroid          SPK-ID: 2005031
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1254539523262363 3.5467e-08  
a 2.435851332066343 8.55e-09 au
q 2.130264155179493 8.7807e-08 au
i 2.341259854870937 3.8394e-06 deg
node 64.57432452786574 8.897e-05 deg
peri 166.2373001280203 9.0019e-05 deg
M 296.4508902564605 1.3934e-05 deg
tp 2459245.621589731677
(2021-Jan-31.12158973)
5.4009e-05 TDB
period 1388.591793960963
3.80
7.311e-06
2.002e-08
d
yr
n .2592554569065245 1.365e-09 deg/d
Q 2.741438508953193 9.6226e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1858  
   data-arc span      24246 days (66.38 yr)  
   first obs. used      1953-09-17  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47549  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:27:51  

Additional Information
 Earth MOID = 1.11972 au 
 Jupiter MOID = 2.24425 au 
 T_jup = 3.493 
[ 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 14.1   n/a MPO350842  
diameter diameter 8.459 km 0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5031 Svejcar (1990 FW1)          Discovered 1990-Mar-16 by Vavrova, Z. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1990 FW1 = 1975 JL 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-06 22:12 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin