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 ]  
487584 (2015 FD304)
Classification: Main-belt Asteroid          SPK-ID: 2487584
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2760672915838481 1.3409e-07  
a 2.660267067638952 7.4478e-08 au
q 1.925854343386161 3.9375e-07 au
i 13.20273581021013 1.1134e-05 deg
node 170.8521363914733 5.8867e-05 deg
peri 127.224978814495 7.174e-05 deg
M 22.9131359635412 5.288e-05 deg
tp 2458899.628537962486
(2020-Feb-20.12853796)
0.00022899 TDB
period 1584.843139380249
4.34
6.6555e-05
1.822e-07
d
yr
n .227151817775971 9.5392e-09 deg/d
Q 3.394679791891743 9.5039e-08 au
  Orbit Determination Parameters
   # obs. used (total)      79  
   data-arc span      7555 days (20.68 yr)  
   first obs. used      1998-08-30  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55503  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 15:27:45  

Additional Information
 Earth MOID = .942447 au 
 Jupiter MOID = 2.0319 au 
 T_jup = 3.294 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457651.5 (2016-Sep-20.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2755131688915138 1.3394e-07  
q 1.927821732687553 3.926e-07 au
tp 2457315.464410189644
(2015-Oct-19.96441019)
0.00017425 TDB
node 170.8907498391194 5.8863e-05 deg
peri 127.3652012903847 7.1866e-05 deg
i 13.20122004361399 1.114e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      79  
   data-arc span      7555 days (20.68 yr)  
   first obs. used      1998-08-30  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55503  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 15:27:45  

Additional Information
 Jupiter MOID = 2.0319 au 
 T_jup = 3.294 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.794039968349748E-14 -5.230382245022313E-14 -1.536588049124628E-11 -2.372554819283423E-13 -2.593564114759804E-12 -2.857393845175094E-13
q -5.230382245022313E-14 1.541383162683009E-13 4.830813230590379E-11 6.893272684435917E-13 8.621839165370785E-12 8.779833624195445E-13
tp -1.536588049124628E-11 4.830813230590379E-11 3.036356143965662E-8 1.953175419567058E-10 7.257520348608493E-9 4.29451586702413E-10
node -2.372554819283423E-13 6.893272684435917E-13 1.953175419567058E-10 3.464843545535075E-9 -3.336814775728537E-9 4.604706926606092E-10
peri -2.593564114759804E-12 8.621839165370785E-12 7.257520348608493E-9 -3.336814775728537E-9 5.164653982687415E-9 -3.492318448041959E-10
i -2.857393845175094E-13 8.779833624195445E-13 4.29451586702413E-10 4.604706926606092E-10 -3.492318448041959E-10 1.240889747154121E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO472732  

487584 (2015 FD304)          Discovered 1998-Aug-30 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 FD304 = 1998 QD63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-12 10:42 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin