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 ]  
46026 (2001 DJ20)
Classification: Main-belt Asteroid          SPK-ID: 2046026
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .173044076382677 3.416e-08  
a 2.630527900137125 1.2891e-08 au
q 2.175330629259034 8.8426e-08 au
i 13.80624343114462 4.0047e-06 deg
node 119.8511415110015 1.7319e-05 deg
peri 115.1086232973041 2.1723e-05 deg
M 175.536552119373 1.4368e-05 deg
tp 2458440.650016401365
(2018-Nov-18.15001640)
5.9689e-05 TDB
period 1558.342070598975
4.27
1.1455e-05
3.136e-08
d
yr
n .2310147475269201 1.6981e-09 deg/d
Q 3.085725171015217 1.5122e-08 au
  Orbit Determination Parameters
   # obs. used (total)      999  
   data-arc span      23934 days (65.53 yr)  
   first obs. used      1955-07-24  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47845  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:45:57  

Additional Information
 Earth MOID = 1.20137 au 
 Jupiter MOID = 2.08378 au 
 T_jup = 3.338 
[ 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 14.94   n/a MPCxxxxx  
diameter diameter 3.072 km 0.249 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.247   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46026 (2001 DJ20)          Discovered 2001-Feb-16 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ 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 2021-Jun-16 00:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin