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 ]  
441854 (2009 WR96)
Classification: Main-belt Asteroid          SPK-ID: 2441854
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1083373506250191 5.9506e-08  
a 2.25972832490394 2.1724e-08 au
q 2.014915345051535 1.4604e-07 au
i 3.455983670114656 6.7829e-06 deg
node 65.96419084928993 0.00013065 deg
peri 40.31297408346778 0.00013877 deg
M 355.9715175615056 4.8186e-05 deg
tp 2459014.384228258427
(2020-Jun-13.88422826)
0.00016614 TDB
period 1240.745677645693
3.40
1.7892e-05
4.899e-08
d
yr
n .2901480992326305 4.184e-09 deg/d
Q 2.504541304756346 2.4077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      4693 days (12.85 yr)  
   first obs. used      2006-12-23  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61546  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:59:20  

Additional Information
 Earth MOID = 1.0332 au 
 Jupiter MOID = 2.59325 au 
 T_jup = 3.611 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457550.5 (2016-Jun-11.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1073621182077378 5.9426e-08  
q 2.017229170356284 1.4575e-07 au
tp 2457773.379442163083
(2017-Jan-19.87944216)
0.00016326 TDB
node 65.97114166081329 0.00013067 deg
peri 40.25123903314118 0.00013899 deg
i 3.455984894572157 6.7841e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      4693 days (12.85 yr)  
   first obs. used      2006-12-23  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61546  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:59:20  

Additional Information
 Jupiter MOID = 2.59325 au 
 T_jup = 3.611 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.531395438310129E-15 -8.607340987525854E-15 3.494085969546135E-13 -2.945238451625601E-14 2.939265312700309E-13 -1.808776606335624E-15
q -8.607340987525854E-15 2.12417271045824E-14 -6.708294147002627E-14 8.124481734857711E-14 -4.977574828931783E-13 4.939770139760184E-15
tp 3.494085969546135E-13 -6.708294147002627E-14 2.665262485478839E-8 3.335322629725881E-10 7.791585488066935E-9 -6.188460426367199E-12
node -2.945238451625601E-14 8.124481734857711E-14 3.335322629725881E-10 1.707536240891208E-8 -1.694431390482318E-8 -4.002173253004653E-10
peri 2.939265312700309E-13 -4.977574828931783E-13 7.791585488066935E-9 -1.694431390482318E-8 1.931939804223345E-8 3.976250343037574E-10
i -1.808776606335624E-15 4.939770139760184E-15 -6.188460426367199E-12 -4.002173253004653E-10 3.976250343037574E-10 4.602399420126959E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.0   n/a MPO460658  
diameter diameter 1.288 km 0.216 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441854 (2009 WR96)          Discovered 2009-Nov-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

Alternate Designations
 2009 WR96 = 2006 YX18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-01 18:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin