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 ]  
118413 (1999 SP1)
Classification: Main-belt Asteroid          SPK-ID: 2118413
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1895859019833921 5.9982e-08  
a 3.124015541770067 2.7067e-08 au
q 2.531746237473453 1.8511e-07 au
i 13.32084381823806 6.9844e-06 deg
node 212.019429319544 2.3415e-05 deg
peri 236.6137000434847 2.806e-05 deg
M 282.1833258050057 1.866e-05 deg
tp 2459832.451694800378
(2022-Sep-09.95169480)
0.00010707 TDB
period 2016.824951100669
5.52
2.6211e-05
7.176e-08
d
yr
n .178498386686228 2.3198e-09 deg/d
Q 3.716284846066681 3.2199e-08 au
  Orbit Determination Parameters
   # obs. used (total)      387  
   data-arc span      9703 days (26.57 yr)  
   first obs. used      1994-11-28  
   last obs. used      2021-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55314  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:53:07  

Additional Information
 Earth MOID = 1.57529 au 
 Jupiter MOID = 1.75033 au 
 T_jup = 3.146 
[ 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 15.23   n/a MPCxxxxx  
diameter diameter 5.289 km 0.170 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118413 (1999 SP1)          Discovered 1999-Sep-19 by Sarounova, L. at Ondrejov
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ hide close-approach data ]
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
1938-Jul-06 15:15 00:03 Jupiter 1.94953969424436 1.94953846628943 1.94954092219908 2.46602869376896 2.28305745942074 2429086.135220274 3.36754036740209 202.443924952576 36.1855498858154 -67.7942357223396 799049.979623137 T 14 CATAB v2.0g-lin.ifort 2021-Jul-09 14:53:09 2021-Jul-09 14:53
1948-Apr-14 13:29 00:02 Jupiter 1.73168301583914 1.7316822863961 1.73168374528198 2.91529486163088 2.74238564962525 2432656.061842316 2.47412847990195 276.48010129081 39.7554240442811 -87.5833429881372 1084827.5672777 T 14 CATAB v2.0g-lin.ifort 2021-Jul-09 14:53:09 2021-Jul-09 14:53
2020-Feb-01 10:52 < 00:01 Jupiter 1.77030664784017 1.77030582135113 1.77030747432931 1.98049356588225 1.72204325308215 2458880.952680987 0.521845043918436 293.193350916916 62.1078537304503 75.7817780616259 1217958.05511065 T 14 CATAB v2.0g-lin.ifort 2021-Jul-09 14:53:09 2021-Jul-09 14:53
2030-Mar-23 18:43 < 00:01 Jupiter 1.9079009580764 1.90790025004901 1.90790166610411 3.89948288011967 3.7839207674824 2462584.279833691 0.588618987336498 93.6963333076772 27.0357702467175 78.0549172108358 2053509.19709975 T 14 CATAB v2.0g-lin.ifort 2021-Jul-09 14:53:09 2021-Jul-09 14:53
2092-Jan-07 02:53 00:04 Jupiter 1.838792960914 1.83879187294264 1.83879404896741 1.1173295712903 0.57196535600272 2485153.620310734 3.71742171941284 2756.86946573113 221.68300775076 36.4394002661737 3751105.34655368 T 14 CATAB v2.0g-lin.ifort 2021-Jul-09 14:53:09 2021-Jul-09 14:53
2101-Dec-08 10:21 00:03 Jupiter 1.80474773265107 1.80474660750088 1.80474885781829 3.40438395582809 3.26361300295361 2488775.931023342 2.99581413253547 355.637977345757 28.0179653499152 84.4224384074828 1443722.58575404 T 14 CATAB v2.0g-lin.ifort 2021-Jul-09 14:53:09 2021-Jul-09 14:53
2163-Dec-11 00:02 00:06 Jupiter 1.89169927174247 1.89169797565275 1.89170056784014 2.60434543408058 2.42633471866841 2511423.501529612 6.20275910842282 386.274104442461 35.6301568092894 -72.04518491247 829652.142291444 T 14 CATAB v2.0g-lin.ifort 2021-Jul-09 14:53:09 2021-Jul-09 14:53
2173-Sep-07 14:38 00:06 Jupiter 1.76516118988691 1.76516035659149 1.76516202319337 2.68943848787582 2.50466926896846 2514982.109756993 5.92310273350317 536.562450641364 48.9521636350661 -84.3961753999407 817096.833082273 T 14 CATAB v2.0g-lin.ifort 2021-Jul-09 14:53:09 2021-Jul-09 14:53

Alternate Designations
 1999 SP1 = 1994 WO8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-23 20:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin