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 ]  
136744 (1995 WP7)
Classification: Main-belt Asteroid          SPK-ID: 2136744
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2312843176430616 6.5137e-08  
a 2.358390553894691 1.21e-08 au
q 1.812931803901315 1.5164e-07 au
i 1.338569515452581 5.6133e-06 deg
node 271.9581765763148 0.00023071 deg
peri 132.0092035626454 0.00023112 deg
M 294.6148897400011 1.3528e-05 deg
tp 2459240.769351708420
(2021-Jan-26.26935171)
5.0726e-05 TDB
period 1322.884771029409
3.62
1.0181e-05
2.787e-08
d
yr
n .2721325453915872 2.0944e-09 deg/d
Q 2.903849303888066 1.4899e-08 au
  Orbit Determination Parameters
   # obs. used (total)      431  
   data-arc span      8564 days (23.45 yr)  
   first obs. used      1995-11-27  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51252  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:13:18  

Additional Information
 Earth MOID = .822326 au 
 Jupiter MOID = 2.5028 au 
 T_jup = 3.516 
[ 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 16.8   n/a MPO338187  

136744 (1995 WP7)          Discovered 1995-Nov-27 by Kobayashi, T. at Oizumi
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1995 WP7 = 2002 TL17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-31 01:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin