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 ]  
117831 (2005 JM48)
Classification: Main-belt Asteroid          SPK-ID: 2117831
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2534985340282054 4.1738e-08  
a 2.585747411192278 1.2831e-08 au
q 1.930264233087808 1.1118e-07 au
i 5.082310348181028 4.5283e-06 deg
node 147.1334497520147 3.2961e-05 deg
peri 207.2714158065412 3.3779e-05 deg
M 133.2185234786651 7.0458e-06 deg
tp 2458438.495633564125
(2018-Nov-15.99563356)
2.7522e-05 TDB
period 1518.719519131412
4.16
1.1304e-05
3.095e-08
d
yr
n .2370417943965662 1.7643e-09 deg/d
Q 3.241230589296748 1.6083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1013  
   data-arc span      8806 days (24.11 yr)  
   first obs. used      1996-03-12  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51867  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:14:58  

Additional Information
 Earth MOID = .926844 au 
 Jupiter MOID = 2.20237 au 
 T_jup = 3.371 
[ 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 15.3   n/a MPO453649  
diameter diameter 2.402 km 0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.279   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117831 (2005 JM48)          Discovered 2005-May-03 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-09 20:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin