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 ]  
173632 (2001 FT87)
Classification: Main-belt Asteroid          SPK-ID: 2173632
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1579663404119704 3.6268e-08  
a 2.429623662550993 1.1617e-08 au
q 2.045824903999484 8.8585e-08 au
i 3.96905526710689 4.0027e-06 deg
node 103.5051385658675 8.9205e-05 deg
peri 151.2976962219995 9.1339e-05 deg
M 334.1531333643768 1.9645e-05 deg
tp 2459099.814426934402
(2020-Sep-07.31442693)
7.5433e-05 TDB
period 1383.26994139816
3.79
9.9206e-06
2.716e-08
d
yr
n .260252890073014 1.8665e-09 deg/d
Q 2.813422421102501 1.3452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      312  
   data-arc span      7427 days (20.33 yr)  
   first obs. used      1999-12-27  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60272  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:28:59  

Additional Information
 Earth MOID = 1.03204 au 
 Jupiter MOID = 2.23417 au 
 T_jup = 3.488 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457230.5 (2015-Jul-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .158501319332963 3.6269e-08  
q 2.044766808535803 8.8742e-08 au
tp 2457714.986932722527
(2016-Nov-22.48693272)
7.634e-05 TDB
node 103.5455861934654 8.9158e-05 deg
peri 151.0408783996454 9.1271e-05 deg
i 3.970002938397628 4.0042e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      312  
   data-arc span      7427 days (20.33 yr)  
   first obs. used      1999-12-27  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60272  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:28:59  

Additional Information
 Jupiter MOID = 2.23417 au 
 T_jup = 3.488 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.315473993359267E-15 -3.199120923653713E-15 -9.088160839633836E-13 -2.076011206728278E-14 -2.08852275556199E-13 -1.596376710414488E-15
q -3.199120923653713E-15 7.875137857343135E-15 2.079901788101995E-12 5.134010600703156E-14 4.651112216926479E-13 4.006546853970437E-15
tp -9.088160839633836E-13 2.079901788101995E-12 5.827851731848656E-9 5.45027550909826E-11 1.54037781777914E-9 4.100188983381818E-12
node -2.076011206728278E-14 5.134010600703156E-14 5.45027550909826E-11 7.949226318157006E-9 -7.915562353374174E-9 7.045865395596109E-11
peri -2.08852275556199E-13 4.651112216926479E-13 1.54037781777914E-9 -7.915562353374174E-9 8.330407549369598E-9 -6.920059697553547E-11
i -1.596376710414488E-15 4.006546853970437E-15 4.100188983381818E-12 7.045865395596109E-11 -6.920059697553547E-11 1.60339829553275E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO427059  

173632 (2001 FT87)          Discovered 2001-Mar-21 by LONEOS at Anderson Mesa
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2001 FT87 = 2005 JM134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-09 09:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin