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 ]  
71992 (2000 WF169)
Classification: Main-belt Asteroid          SPK-ID: 2071992
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1380737439402419 3.5322e-08  
a 2.344074969190995 9.8663e-09 au
q 2.020419762118187 8.1715e-08 au
i 4.700532298610674 4.8156e-06 deg
node 174.2319085472684 4.3966e-05 deg
peri 250.8394977951188 4.7454e-05 deg
M 72.93702934810506 1.6685e-05 deg
tp 2458334.916406356087
(2018-Aug-04.41640636)
6.042e-05 TDB
period 1310.858072591526
3.59
8.2762e-06
2.266e-08
d
yr
n .2746292733951671 1.7339e-09 deg/d
Q 2.667730176263802 1.1229e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1059  
   data-arc span      7700 days (21.08 yr)  
   first obs. used      1998-03-29  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54062  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:52:05  

Additional Information
 Earth MOID = 1.03915 au 
 Jupiter MOID = 2.62531 au 
 T_jup = 3.545 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456731.5 (2014-Mar-15.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1371883235628593 3.523e-08  
q 2.022956623913902 8.1405e-08 au
tp 2457024.386751235556
(2015-Jan-01.88675124)
6.0024e-05 TDB
node 174.2475872197616 4.3989e-05 deg
peri 251.0312952116281 4.7525e-05 deg
i 4.6979818460959 4.8143e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1059  
   data-arc span      7700 days (21.08 yr)  
   first obs. used      1998-03-29  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54062  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:52:05  

Additional Information
 Jupiter MOID = 2.62531 au 
 T_jup = 3.545 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.241153491164706E-15 -2.852699340158715E-15 -5.362392310420502E-13 1.065996042580127E-14 -1.833566686349436E-13 -2.371539936049453E-15
q -2.852699340158715E-15 6.626733218667151E-15 1.277272631570529E-12 -2.480692908297983E-14 4.279387022555122E-13 5.624923626794431E-15
tp -5.362392310420502E-13 1.277272631570529E-12 3.602842822477781E-9 -2.253882100093275E-11 1.086233618773043E-9 1.630486137643134E-12
node 1.065996042580127E-14 -2.480692908297983E-14 -2.253882100093275E-11 1.935061575546019E-9 -1.934994961714388E-9 1.54346726114448E-11
peri -1.833566686349436E-13 4.279387022555122E-13 1.086233618773043E-9 -1.934994961714388E-9 2.258604637010077E-9 -1.491989299814292E-11
i -2.371539936049453E-15 5.624923626794431E-15 1.630486137643134E-12 1.54346726114448E-11 -1.491989299814292E-11 2.317715284195489E-11

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 MPO432273  
diameter diameter 2.348 km 0.469 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.243   0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71992 (2000 WF169)          Discovered 2000-Nov-25 by LONEOS at Anderson Mesa
Reference: 20031109/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
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin