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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
160920 (2001 XT109)
Classification: Main-belt Asteroid          SPK-ID: 2160920
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1786600775218435 4.6322e-08  
a 2.893352234005254 2.426e-08 au
q 2.376425699579876 1.2915e-07 au
i 7.574762104610657 5.7338e-06 deg
node 96.41002306054288 4.6855e-05 deg
peri 48.44918356380299 5.1006e-05 deg
M 203.1506674170429 2.2901e-05 deg
tp 2459783.714217231331
(2022-Jul-23.21421723)
0.00012006 TDB
period 1797.630334538739
4.92
2.2609e-05
6.19e-08
d
yr
n .2002636432436337 2.5187e-09 deg/d
Q 3.410278768430631 2.8594e-08 au
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      7818 days (21.40 yr)  
   first obs. used      1998-03-25  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63526  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:41:01  

Additional Information
 Earth MOID = 1.39709 au 
 Jupiter MOID = 1.64968 au 
 T_jup = 3.253 
[ 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 15.4   n/a MPO449864  
diameter diameter 5.675 km 1.382 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160920 (2001 XT109)          Discovered 2001-Dec-11 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ 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-Jun-03 00:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin