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 ]  
46195 (2001 FM144)
Classification: Main-belt Asteroid          SPK-ID: 2046195
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03306714078578213 3.8396e-08  
a 2.788215935092833 1.736e-08 au
q 2.696017606225957 1.0788e-07 au
i 4.822353203353024 4.9228e-06 deg
node 157.3096594754848 5.7983e-05 deg
peri 129.0548328620733 0.00010343 deg
M 241.3728052870137 8.6935e-05 deg
tp 2459160.863441492838
(2020-Nov-07.36344149)
0.00041189 TDB
period 1700.544629968713
4.66
1.5882e-05
4.348e-08
d
yr
n .2116968844308563 1.9771e-09 deg/d
Q 2.880414263959709 1.7934e-08 au
  Orbit Determination Parameters
   # obs. used (total)      876  
   data-arc span      7502 days (20.54 yr)  
   first obs. used      1998-09-18  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58158  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:36:36  

Additional Information
 Earth MOID = 1.68234 au 
 Jupiter MOID = 2.1648 au 
 T_jup = 3.324 
[ 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 14.8   n/a MPO436105  
diameter diameter 6.470 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46195 (2001 FM144)          Discovered 2001-Mar-23 by LONEOS at Anderson Mesa
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 FM144 = 1998 SF72 
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