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 ]  
295179 (2008 FH90)
Classification: Main-belt Asteroid          SPK-ID: 2295179
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03298830427084005 4.7382e-08  
a 2.718951334113432 2.781e-08 au
q 2.629257740206091 1.396e-07 au
i 5.740959212276484 6.658e-06 deg
node 145.4360235365613 4.7986e-05 deg
peri 312.749679147325 0.00011307 deg
M 316.2012946749909 0.00010301 deg
tp 2459199.732117444665
(2020-Dec-16.23211744)
0.00046831 TDB
period 1637.572657635733
4.48
2.5124e-05
6.879e-08
d
yr
n .2198375738147428 3.3729e-09 deg/d
Q 2.808644928020773 2.8728e-08 au
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      7558 days (20.69 yr)  
   first obs. used      1999-02-12  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60575  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 06:59:10  

Additional Information
 Earth MOID = 1.65 au 
 Jupiter MOID = 2.22912 au 
 T_jup = 3.351 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457337.5 (2015-Nov-11.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03108142111843008 4.6788e-08  
q 2.634595901092017 1.3763e-07 au
tp 2457554.955998831800
(2016-Jun-15.45599883)
0.00050552 TDB
node 145.5404376152602 4.7948e-05 deg
peri 311.1803733683977 0.00011997 deg
i 5.742866052211647 6.6625e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      7558 days (20.69 yr)  
   first obs. used      1999-02-12  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60575  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 06:59:10  

Additional Information
 Jupiter MOID = 2.22912 au 
 T_jup = 3.351 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.189147331432453E-15 -6.326039129368615E-15 6.888460385854744E-12 9.29432517310764E-15 1.520068878734057E-12 8.264397835229697E-16
q -6.326039129368615E-15 1.894113897585395E-14 -2.044455164369502E-11 -2.745330560259365E-14 -4.529008863224414E-12 -1.121401933307246E-15
tp 6.888460385854744E-12 -2.044455164369502E-11 2.555541226768063E-7 3.718950696348926E-11 5.561445427514009E-8 4.228155622224431E-12
node 9.29432517310764E-15 -2.745330560259365E-14 3.718950696348926E-11 2.29900023458519E-9 -2.278922948838103E-9 6.394018398490756E-11
peri 1.520068878734057E-12 -4.529008863224414E-12 5.561445427514009E-8 -2.278922948838103E-9 1.439399945873779E-8 -6.275951029999062E-11
i 8.264397835229697E-16 -1.121401933307246E-15 4.228155622224431E-12 6.394018398490756E-11 -6.275951029999062E-11 4.438826839803084E-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 16.6   n/a MPO455182  
diameter diameter 2.817 km 0.285 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295179 (2008 FH90)          Discovered 2008-Mar-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-26 21:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin