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 ]  
379497 (2010 FN21)
Classification: Outer Main-belt Asteroid          SPK-ID: 2379497
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02570712309541046 6.3239e-08  
a 3.55623877089421 8.3032e-08 au
q 3.464818103054162 1.9162e-07 au
i 10.40270480839785 8.4259e-06 deg
node 160.4649432877387 3.2868e-05 deg
peri 76.83154002566293 0.00017688 deg
M 76.3387342842352 0.00017484 deg
tp 2458081.069735998105
(2017-Nov-23.56973600)
0.0011924 TDB
period 2449.541465338373
6.71
8.5788e-05
2.349e-07
d
yr
n .1469662812792069 5.1471e-09 deg/d
Q 3.647659438734259 8.5166e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      6046 days (16.55 yr)  
   first obs. used      2003-03-07  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56223  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:33:35  

Additional Information
 Earth MOID = 2.47526 au 
 Jupiter MOID = 1.3658 au 
 T_jup = 3.089 
[ 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 15.4   n/a MPO321969  
diameter diameter 4.815 km 1.490 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379497 (2010 FN21)          Discovered 2010-Mar-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2010 FN21 = 2003 EY33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-09 00:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin