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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 ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .125349339263266 1.0461e-08  
a 2.435434955034924 8.0818e-09 au
q 2.130154792602634 2.8845e-08 au
i 2.341319004510775 3.192e-07 deg
node 64.57149722391658 1.7118e-05 deg
peri 166.296970134783 1.8459e-05 deg
M 348.2532698475072 1.0955e-05 deg
tp 2459245.797863720028
(2021-Jan-31.29786372)
4.2339e-05 TDB
period 1388.235766678394
3.80
6.9101e-06
1.892e-08
d
yr
n .2593219456240963 1.2908e-09 deg/d
Q 2.740715117467213 9.0949e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2035  
   data-arc span      24587 days (67.32 yr)  
   first obs. used      1953-09-17  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47171  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 17:03:46  

Additional Information
 Earth MOID = 1.11831 au 
 Jupiter MOID = 2.24391 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 14.19   n/a E2021B10  
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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2160-Mar-30 07:35 00:04 Ceres 0.00944351644046837 0.00943313184294868 0.00945390523559668 2.84601972504906 2.8460040061828 2510072.815984660 3.88663048013416 596.042038369047 17.0395882923459 -31.2519321456326 42341.5406095142 T 36 CATAB v2.0f-lin.ifort 2021-Apr-12 17:04:53 2021-Apr-12 17:04
2194-Nov-28 13:11 00:02 Vesta 0.0182258854716723 0.0182187334712078 0.0182330484413779 2.01008950354379 2.01008625573159 2522734.049242432 2.15142035292275 778.324219481603 25.847666101256 -63.3156606180855 92724.6453432477 T 36 CATAB v2.0f-lin.ifort 2021-Apr-12 17:04:53 2021-Apr-12 17:04

Alternate Designations
 1990 FW1 = 1975 JL 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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