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 ]  
5423 Horahorejs (1983 DC)
Classification: Main-belt Asteroid          SPK-ID: 2005423
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1610863318553688 5.6823e-08  
a 2.381404104441744 1.2266e-08 au
q 1.997792452591904 1.3774e-07 au
i 2.68334751221511 6.0093e-06 deg
node 338.3710275788923 0.00010501 deg
peri 139.2385536113867 0.00010654 deg
M 9.426397824381201 1.8207e-05 deg
tp 2457365.352751071848
(2015-Dec-08.85275107)
6.7801e-05 JED
period 1342.295312575073
3.68
1.037e-05
2.839e-08
d
yr
n .2681973159165492 2.0721e-09 deg/d
Q 2.765015756291584 1.4241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1201  
   data-arc span      14473 days (39.62 yr)  
   first obs. used      1976-05-02  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5014  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:56:17  

Additional Information
 Earth MOID = 1.0148 au 
 Jupiter MOID = 2.32605 au 
 T_jup = 3.519 
[ 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 14.1 mag n/a MPO358683  

5423 Horahořejš           Discovered 1983 Feb. 16 by Z. Vavrova at Klet.
Petr Hora Hořejš (b. 1938) is a Czech journalist, screenwriter and novelist. He wrote a thirteen book series about Czech history "Toulky českou minulostí" ("Rambles through Czech History").
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-08-29Last Updated: 2015-09-02

Alternate Designations
 1983 DC = 1976 JD1 = 1985 SX5 = 1989 XE 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-09 09:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin