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 ]  
39139 (2000 WO71)
Classification: Main-belt Asteroid          SPK-ID: 2039139
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02412294791300743 3.7968e-08  
a 2.427460900136794 9.3175e-09 au
q 2.368903387281932 9.325e-08 au
i 6.120614395845349 4.0867e-06 deg
node 318.0338509766925 3.4102e-05 deg
peri 176.178935760613 9.0079e-05 deg
M 339.6788283690127 8.2731e-05 deg
tp 2459078.478169292454
(2020-Aug-16.97816929)
0.0003175 TDB
period 1381.423347779664
3.78
7.9537e-06
2.178e-08
d
yr
n .2606007785944991 1.5004e-09 deg/d
Q 2.486018412991656 9.5423e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1255  
   data-arc span      9568 days (26.20 yr)  
   first obs. used      1993-11-21  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54689  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:06:29  

Additional Information
 Earth MOID = 1.38241 au 
 Jupiter MOID = 2.51229 au 
 T_jup = 3.501 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456854.5 (2014-Jul-16.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02320876888878378 3.8193e-08  
q 2.371114646315876 9.3683e-08 au
tp 2456318.643061431331
(2013-Jan-26.14306143)
0.00032791 TDB
node 318.1225251858783 3.4078e-05 deg
peri 176.8562778638289 9.2758e-05 deg
i 6.122928685129257 4.0882e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1255  
   data-arc span      9568 days (26.20 yr)  
   first obs. used      1993-11-21  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54689  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:06:29  

Additional Information
 Jupiter MOID = 2.51229 au 
 T_jup = 3.501 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.458677995166432E-15 -3.561172795243856E-15 3.03141856471982E-12 5.184224283565708E-15 8.204953094348076E-13 4.605255692383933E-17
q -3.561172795243856E-15 8.776474743858575E-15 -7.278321145577393E-12 -1.172464526186761E-14 -1.964888170955817E-12 9.768931644831772E-17
tp 3.03141856471982E-12 -7.278321145577393E-12 1.075226370807088E-7 4.545328802797949E-11 2.829951582678915E-8 1.531111271715565E-11
node 5.184224283565708E-15 -1.172464526186761E-14 4.545328802797949E-11 1.161343619814129E-9 -1.142074845023582E-9 1.400440329024682E-11
peri 8.204953094348076E-13 -1.964888170955817E-12 2.829951582678915E-8 -1.142074845023582E-9 8.603960463884586E-9 -9.899131961063718E-12
i 4.605255692383933E-17 9.768931644831772E-17 1.531111271715565E-11 1.400440329024682E-11 -9.899131961063718E-12 1.671305918419502E-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 14.9   n/a MPO452712  

39139 (2000 WO71)          Discovered 2000-Nov-19 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 WO71 = 1994 AQ3 = 1998 DY5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Mar-29 16:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin