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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
34833 (2001 SF239)
Classification: Main-belt Asteroid          SPK-ID: 2034833
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2167920996720609 5.2647e-08  
a 2.210716645618312 8.1377e-09 au
q 1.731450742234742 1.1583e-07 au
i 3.831638066253467 4.3937e-06 deg
node 106.5701247153947 6.9233e-05 deg
peri 227.5125269645156 6.9671e-05 deg
M 153.7434775145534 9.1357e-06 deg
tp 2458087.765845137862
(2017-Nov-30.26584514)
2.9085e-05 TDB
period 1200.599197666106
3.29
6.6292e-06
1.815e-08
d
yr
n .2998502753456931 1.6556e-09 deg/d
Q 2.689982549001881 9.9019e-09 au
  Orbit Determination Parameters
   # obs. used (total)      793  
   data-arc span      10062 days (27.55 yr)  
   first obs. used      1991-09-14  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61103  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:43:59  

Additional Information
 Earth MOID = .723148 au 
 Jupiter MOID = 2.67826 au 
 T_jup = 3.623 
[ 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 15.7   n/a MPO417050  
diameter diameter 2.009 km 0.493 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.332   0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34833 (2001 SF239)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 SF239 = 1991 RL22 = 1998 XD27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-14 07:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin