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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2070399071067963 7.9692e-08  
a 2.44820902807945 2.1132e-08 AU
q 1.941332058327861 1.9109e-07 AU
i 13.95840889163435 9.0491e-06 deg
node 28.25762951418143 2.9563e-05 deg
peri 225.24901255381 3.5743e-05 deg
M 269.1754471190407 2.587e-05 deg
tp 2457353.497750100761
(2015-Nov-26.99775010)
0.00010282 JED
period 1399.172206251675
3.83
1.8116e-05
4.96e-08
d
yr
n .2572949908463557 3.3313e-09 deg/d
Q 2.95508599783104 2.5507e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      699  
   data-arc span      12259 days (33.56 yr)  
   first obs. used      1981-05-09  
   last obs. used      2014-12-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53589  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:25:06  

Additional Information
 Earth MOID = .955422 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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