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
JPL Small-Body Database Browser
Search: [ help ]  
25340 Segoves (1999 RX31)
Classification: Inner Main-belt Asteroid          SPK-ID: 2025340
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07452995011450217 7.5507e-08  
a 1.967632295062987 9.0816e-09 au
q 1.820984758268259 1.4409e-07 au
i 20.26664176268788 6.5646e-06 deg
node 16.31178525422306 1.4318e-05 deg
peri .1435969097111798 4.1024e-05 deg
M 167.3507644230901 4.4082e-05 deg
tp 2458531.859799975708
(2019-Feb-17.35979998)
0.00012148 TDB
period 1008.124896174464
2.76
6.9795e-06
1.911e-08
d
yr
n .3570986108626952 2.4723e-09 deg/d
Q 2.114279831857715 9.7585e-09 au
  Orbit Determination Parameters
   # obs. used (total)      866  
   data-arc span      11526 days (31.56 yr)  
   first obs. used      1988-10-08  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50594  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 05:54:29  

Additional Information
 Earth MOID = .822524 au 
 Jupiter MOID = 3.13335 au 
 T_jup = 3.795 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO452524  
diameter diameter 1.278 km 0.269 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.358   0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

25340 Segoves           Discovered 1999 Sept. 10 by M. Tichy and Z. Moravec at Klet.
Segoves or Segovesus or Sigoves (? 400 B.C.), was a Celtic prince, the first known Celt in the history of the area of the Central European basin. Together with his brother Belloves, he was mentioned by Titus Livius and the Welsh chronicle.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030318/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1999 RX31 = 1998 FM91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-13 06:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin