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 ]  
243913 (2001 HR13)
Classification: Main-belt Asteroid          SPK-ID: 2243913
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2504459308262475 6.3065e-08  
a 2.537252582617586 1.3438e-08 au
q 1.901807997822624 1.6397e-07 au
i 11.81416062179296 4.3131e-06 deg
node 112.7509794768651 2.1238e-05 deg
peri 115.8428909230098 2.4948e-05 deg
M 291.0941489391521 1.6459e-05 deg
tp 2459483.051477126173
(2021-Sep-25.55147713)
6.8716e-05 TDB
period 1476.195855640751
4.04
1.1727e-05
3.211e-08
d
yr
n .2438700790443148 1.9374e-09 deg/d
Q 3.172697167412547 1.6803e-08 au
  Orbit Determination Parameters
   # obs. used (total)      554  
   data-arc span      7299 days (19.98 yr)  
   first obs. used      2001-03-20  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49685  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:45:31  

Additional Information
 Earth MOID = .92349 au 
 Jupiter MOID = 1.94197 au 
 T_jup = 3.374 
[ 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 15.9   n/a MPO454791  
diameter diameter 3.388 km 0.930 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.081   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243913 (2001 HR13)          Discovered 2001-Apr-21 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ 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-Apr-17 15:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin