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 ]  
14227 (1999 XW85)
Classification: Main-belt Asteroid          SPK-ID: 2014227
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120628018130197 1.5995e-08  
a 3.104978038007837 1.5384e-08 au
q 2.730430690945164 5.4376e-08 au
i 2.252264200476806 3.6413e-07 deg
node 132.9021529835157 1.6405e-05 deg
peri 85.49152126636591 1.8047e-05 deg
M 199.6825589159474 1.3899e-05 deg
tp 2460090.447725350646
(2023-May-25.94772535)
8.0683e-05 TDB
period 1998.417508162822
5.47
1.4852e-05
4.066e-08
d
yr
n .1801425370472028 1.3388e-09 deg/d
Q 3.47952538507051 1.724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2597  
   data-arc span      13519 days (37.01 yr)  
   first obs. used      1984-02-26  
   last obs. used      2021-03-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45852  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:21:27  

Additional Information
 Earth MOID = 1.72301 au 
 Jupiter MOID = 1.49091 au 
 T_jup = 3.208 
[ 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 12.51   n/a E2021B10  
diameter diameter 17.639 km 0.262 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14227 (1999 XW85)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XW85 = 1984 DH2 = 1986 RF9 = 1990 FH1 = 1991 NM7 = 1998 VU23 
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-18 09:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin