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 ]  
24039 (1999 SS8)
Classification: Main-belt Asteroid          SPK-ID: 2024039
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1533284482003587 1.4662e-08  
a 2.320435090296962 7.1282e-09 au
q 1.96464637875207 3.3668e-08 au
i 9.008763397294103 3.5688e-07 deg
node 106.0908659414216 4.6628e-06 deg
peri 179.0268535718846 7.104e-06 deg
M 51.73134364285585 6.1103e-06 deg
tp 2459014.974410013236
(2020-Jun-14.47441001)
2.1956e-05 TDB
period 1291.078245644189
3.53
5.9491e-06
1.629e-08
d
yr
n .2788367019695049 1.2848e-09 deg/d
Q 2.676223801841854 8.2211e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2273  
   data-arc span      25207 days (69.01 yr)  
   first obs. used      1952-01-30  
   last obs. used      2021-02-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44876  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:35:07  

Additional Information
 Earth MOID = .946294 au 
 Jupiter MOID = 2.47409 au 
 T_jup = 3.546 
[ 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 14.02   n/a E2021B10  
diameter diameter 3.934 km 0.413 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 8.586 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Galad, A. (2009) Minor Planet Bull. 36, 183-186.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.345   0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

24039 (1999 SS8)          Discovered 1999-Sep-29 by LINEAR at Socorro
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 SS8 = 1998 FE82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-24 07:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin