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 ]  
14812 Rosario (1981 JR1)
Classification: Main-belt Asteroid          SPK-ID: 2014812
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2075984182792576 3.1728e-08  
a 2.446746888721545 8.5877e-09 au
q 1.938806104693258 7.7559e-08 au
i 13.96059103747567 6.0499e-06 deg
node 28.20391256104208 1.5004e-05 deg
peri 225.3939281665645 2.1947e-05 deg
M 63.93030360860269 1.6005e-05 deg
tp 2458752.251713142224
(2019-Sep-25.75171314)
6.1935e-05 TDB
period 1397.918955867018
3.83
7.3597e-06
2.015e-08
d
yr
n .2575256587580362 1.3558e-09 deg/d
Q 2.954687672749833 1.037e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1742  
   data-arc span      14413 days (39.46 yr)  
   first obs. used      1981-05-09  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48445  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:37:36  

Additional Information
 Earth MOID = .951541 au 
 Jupiter MOID = 2.14721 au 
 T_jup = 3.429 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1   n/a MPO473967  
diameter diameter 4.881 km 0.492 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.258   0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

14812 Rosario           Discovered 1981 May 9 by the Félix Aguilar Observatory team at the El Leoncito Station.
One of the largest cities in Argentina, Rosario is located near the Parana River. The city has a planetarium, and astronomical activities are carried out at the Physics Institute of the Rosario National University. The name was suggested by W. A. Fröger.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070926/MPCPages.arcLast Updated: 2007-09-30

Alternate Designations
 1981 JR1 = 2000 CH95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-30 18:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin