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 ]  
47795 (2000 ER38)
Classification: Main-belt Asteroid          SPK-ID: 2047795
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03859002528158842 3.8966e-08  
a 3.11688072478537 1.8192e-08 au
q 2.996600218816207 1.2451e-07 au
i 1.248901709773973 3.3568e-06 deg
node 278.9384326146708 0.00020087 deg
peri 293.1844249483468 0.00020731 deg
M 215.174612870967 5.3447e-05 deg
tp 2459809.076097716348
(2022-Aug-17.57609772)
0.00030041 TDB
period 2009.919676020196
5.50
1.7596e-05
4.818e-08
d
yr
n .1791116353031725 1.5681e-09 deg/d
Q 3.237161230754533 1.8894e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1475  
   data-arc span      10657 days (29.18 yr)  
   first obs. used      1991-09-13  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49044  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:25:08  

Additional Information
 Earth MOID = 1.99029 au 
 Jupiter MOID = 1.73114 au 
 T_jup = 3.216 
[ 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 14.0   n/a MPO449305  
diameter diameter 8.467 km 0.525 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47795 (2000 ER38)          Discovered 2000-Mar-08 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 ER38 = 1997 SC21 = 2014 WU117 
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-20 20:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin