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 ]  
249913 (2001 SS179)
Classification: Main-belt Asteroid          SPK-ID: 2249913
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2417117638496098 1.1622e-07  
a 2.701756425551496 1.699e-08 au
q 2.048710114439427 3.0736e-07 au
i 14.07875515791451 8.0399e-06 deg
node 332.3671205626148 2.3525e-05 deg
peri 338.30163108933 2.7143e-05 deg
M 88.09738948504524 1.744e-05 deg
tp 2458603.556901754200
(2019-Apr-30.05690175)
7.6217e-05 TDB
period 1622.062994190599
4.44
1.53e-05
4.189e-08
d
yr
n .2219395925369952 2.0935e-09 deg/d
Q 3.354802736663566 2.1096e-08 au
  Orbit Determination Parameters
   # obs. used (total)      368  
   data-arc span      6670 days (18.26 yr)  
   first obs. used      2001-07-21  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57083  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:48:26  

Additional Information
 Earth MOID = 1.04156 au 
 Jupiter MOID = 1.9894 au 
 T_jup = 3.282 
[ 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 16.3   n/a MPO440261  
diameter diameter 2.854 km 0.087 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249913 (2001 SS179)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ 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 2020-Aug-05 11:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin