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 ]  
14357 (1987 UR)
Classification: Main-belt Asteroid          SPK-ID: 2014357
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2724897969261774 3.3878e-08  
a 3.009266750628468 1.4436e-08 au
q 2.189272264853019 1.0172e-07 au
i 5.950247899526068 4.1961e-06 deg
node 23.25794034681092 4.2932e-05 deg
peri 22.49183839007312 4.3794e-05 deg
M 105.4783871681721 9.1916e-06 deg
tp 2458641.836321553085
(2019-Jun-07.33632155)
4.7179e-05 TDB
period 1906.731128911084
5.22
1.372e-05
3.756e-08
d
yr
n .188804805534167 1.3586e-09 deg/d
Q 3.829261236403917 1.8369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2804  
   data-arc span      21681 days (59.36 yr)  
   first obs. used      1961-11-04  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39936  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:26:20  

Additional Information
 Earth MOID = 1.19906 au 
 Jupiter MOID = 1.60827 au 
 T_jup = 3.185 
[ 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 13.45   n/a E2021B10  
diameter diameter 9.580 km 3.192 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 467.864 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.101   0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

14357 (1987 UR)          Discovered 1987-Oct-22 by Suzuki, K., Urata, T. at Toyota
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1987 UR = 1961 VD 
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 09:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin