Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
129460 (1992 PW2)
Classification: Main-belt Asteroid          SPK-ID: 2129460
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2985698803559367 7.9854e-08  
a 2.873920365836788 3.3247e-08 AU
q 2.015854306056409 2.2322e-07 AU
i 7.244541631744343 1.1028e-05 deg
node 215.6693589462772 5.3052e-05 deg
peri 132.151835501973 5.7678e-05 deg
M 195.5977181997697 2.6421e-05 deg
tp 2457813.173057909062
(2017-Feb-28.67305791)
0.0001414 JED
period 1779.551339821199
4.87
3.088e-05
8.454e-08
d
yr
n .2022981815383708 3.5104e-09 deg/d
Q 3.731986425617168 4.3173e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      284  
   data-arc span      8271 days (22.64 yr)  
   first obs. used      1992-08-06  
   last obs. used      2015-03-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52203  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 21:29:53  

Additional Information
 Earth MOID = 1.01867 AU 
 T_jup = 3.218 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3 mag n/a MPO260045  

129460 (1992 PW2)          Discovered 1992-Aug-06 by Holt, H. E. at Palomar
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1992 PW2 = 2002 TC256 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-May-23 13:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin