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 ]  
123540 (2000 XN20)
Classification: Main-belt Asteroid          SPK-ID: 2123540
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2251355851342201 5.7505e-08  
a 2.724110107346699 1.8631e-08 au
q 2.110815984359157 1.5328e-07 au
i 12.21181693517368 7.7309e-06 deg
node 16.65555398056899 2.4214e-05 deg
peri 43.54882708553669 2.9054e-05 deg
M 128.148565935101 1.6295e-05 deg
tp 2458415.916352116548
(2018-Oct-24.41635212)
7.1938e-05 TDB
period 1642.235414047647
4.50
1.6847e-05
4.612e-08
d
yr
n .2192133946939444 2.2488e-09 deg/d
Q 3.337404230334241 2.2825e-08 au
  Orbit Determination Parameters
   # obs. used (total)      533  
   data-arc span      7152 days (19.58 yr)  
   first obs. used      2000-09-26  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55356  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:01:34  

Additional Information
 Earth MOID = 1.13969 au 
 Jupiter MOID = 2.14693 au 
 T_jup = 3.288 
[ 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 15.5   n/a MPO325334  
diameter diameter 4.770 km 0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123540 (2000 XN20)          Discovered 2000-Dec-04 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2000 XN20 = 2004 RS334 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-25 22:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin