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

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2075017190559772 8.5026e-08  
a 2.447993105163665 1.8887e-08 AU
q 1.940030327605025 2.0464e-07 AU
i 13.95859601250568 9.7586e-06 deg
node 28.32617422066832 3.0638e-05 deg
peri 225.1490961522679 3.6999e-05 deg
M 217.8015892466513 2.6883e-05 deg
tp 2457353.093731597038
(2015-Nov-26.59373160)
0.00010805 JED
period 1398.987107668846
3.83
1.619e-05
4.433e-08
d
yr
n .2573290332888582 2.978e-09 deg/d
Q 2.955955882722304 2.2806e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      687  
   data-arc span      11924 days (32.65 yr)  
   first obs. used      1981-05-09  
   last obs. used      2013-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53634  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jan-22 03:55:31  

Additional Information
 Earth MOID = .952557 AU 
 T_jup = 3.428 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag n/a MPO250358  

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 | Physical Parameters | Discovery Circumstances ]
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