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 ]  
49608 (1999 FX28)
Classification: Main-belt Asteroid          SPK-ID: 2049608
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1514968668035719 4.316e-08  
a 3.119656419797709 1.9916e-08 au
q 2.647038246694708 1.3895e-07 au
i 1.89685814008592 4.3826e-06 deg
node 69.60402999966415 0.00015443 deg
peri 52.27321499809099 0.00015533 deg
M .9628575990147965 1.6118e-05 deg
tp 2458995.117077372094
(2020-May-25.61707737)
9.0094e-05 TDB
period 2012.6051329177
5.51
1.9273e-05
5.277e-08
d
yr
n .1788726432780698 1.7129e-09 deg/d
Q 3.59227459290071 2.2933e-08 au
  Orbit Determination Parameters
   # obs. used (total)      940  
   data-arc span      10593 days (29.00 yr)  
   first obs. used      1991-11-04  
   last obs. used      2020-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56494  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:50:54  

Additional Information
 Earth MOID = 1.6634 au 
 Jupiter MOID = 1.48697 au 
 T_jup = 3.198 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456743.5 (2014-Mar-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .151934963337056 4.3499e-08  
q 2.644236295780633 1.4026e-07 au
tp 2456988.850711845829
(2014-Nov-27.35071185)
8.6417e-05 TDB
node 69.65773796120665 0.00015428 deg
peri 53.26301236371878 0.00015516 deg
i 1.898058312598545 4.3854e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      940  
   data-arc span      10593 days (29.00 yr)  
   first obs. used      1991-11-04  
   last obs. used      2020-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56494  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:50:54  

Additional Information
 Jupiter MOID = 1.48697 au 
 T_jup = 3.198 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.892144005430978E-15 -6.058968210961052E-15 7.765083736705712E-13 1.453704953393276E-14 1.722976750664027E-13 -5.316087052130426E-16
q -6.058968210961052E-15 1.967286048935924E-14 -2.415395093096489E-12 -4.789590756103626E-14 -5.458069021053352E-13 1.837069483578396E-15
tp 7.765083736705712E-13 -2.415395093096489E-12 7.467871593268105E-9 9.51643843432998E-12 1.466773193760107E-9 -1.2740389894852E-13
node 1.453704953393276E-14 -4.789590756103626E-14 9.51643843432998E-12 2.380206342023223E-8 -2.378630344893435E-8 -1.432158009918237E-11
peri 1.722976750664027E-13 -5.458069021053352E-13 1.466773193760107E-9 -2.378630344893435E-8 2.407490582254935E-8 1.427618889627116E-11
i -5.316087052130426E-16 1.837069483578396E-15 -1.2740389894852E-13 -1.432158009918237E-11 1.427618889627116E-11 1.923172895384046E-11

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 14.5   n/a MPO452845  
diameter diameter 7.127 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49608 (1999 FX28)          Discovered 1999-Mar-19 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 FX28 = 2001 QW188 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-22 23:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin