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 ]  
15331 (1993 TO24)
Classification: Main-belt Asteroid          SPK-ID: 2015331
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1297431078109989 3.7673e-08  
a 2.663662931249652 8.8711e-09 au
q 2.318071024388367 1.0223e-07 au
i 3.065495247171948 3.181e-06 deg
node 99.48499250092087 6.9566e-05 deg
peri 62.51749659925438 7.0594e-05 deg
M 320.3476956538521 1.1894e-05 deg
tp 2459375.397361335672
(2021-Jun-09.89736134)
5.2577e-05 TDB
period 1587.878715224238
4.35
7.9324e-06
2.172e-08
d
yr
n .2267175676255357 1.1326e-09 deg/d
Q 3.009254838110937 1.0022e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1605  
   data-arc span      10018 days (27.43 yr)  
   first obs. used      1993-10-09  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52228  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:55:32  

Additional Information
 Earth MOID = 1.32802 au 
 Jupiter MOID = 1.96927 au 
 T_jup = 3.370 
[ 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 14.77   n/a E2021B10  
diameter diameter 6.920 km 0.321 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15331 (1993 TO24)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-22 18:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin