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
JPL Small-Body Database Browser
Search: [ help ]  
72751 (2001 FW128)
Classification: Main-belt Asteroid          SPK-ID: 2072751
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1313171945491781 3.6837e-08  
a 2.60788561811007 1.336e-08 au
q 2.265425395034706 1.0309e-07 au
i 8.67973415993464 3.5813e-06 deg
node 137.9743414533068 2.875e-05 deg
peri 327.2221310277548 3.4026e-05 deg
M 351.6182206042874 1.9296e-05 deg
tp 2459432.315000479632
(2021-Aug-05.81500048)
8.2522e-05 TDB
period 1538.265273273934
4.21
1.1821e-05
3.236e-08
d
yr
n .2340298557438027 1.7984e-09 deg/d
Q 2.950345841185433 1.5115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      878  
   data-arc span      10127 days (27.73 yr)  
   first obs. used      1993-04-22  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55485  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:50:24  

Additional Information
 Earth MOID = 1.28769 au 
 Jupiter MOID = 2.17017 au 
 T_jup = 3.383 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.27   n/a E2021B10  
diameter diameter 4.756 km 0.339 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72751 (2001 FW128)          Discovered 2001-Mar-26 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 FW128 = 1999 TR240 = 2001 EF6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-23 15:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin