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2982 Muriel (1981 JA3)
Classification: Main-belt Asteroid          SPK-ID: 2002982
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06059347230742868 7.4296e-08  
a 3.000111936349394 3.1839e-08 AU
q 2.818324736815021 2.244e-07 AU
i 10.22728764592149 1.0139e-05 deg
node 42.87657077630389 3.5467e-05 deg
peri 39.23247263892799 8.1879e-05 deg
M 268.9085084299509 7.3323e-05 deg
tp 2457280.763882970922
(2015-Sep-15.26388297)
0.00038747 JED
period 1898.036741846258
5.20
3.0215e-05
8.272e-08
d
yr
n .1896696686966243 3.0193e-09 deg/d
Q 3.181899135883767 3.3768e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1057  
   data-arc span      12672 days (34.69 yr)  
   first obs. used      1978-09-28  
   last obs. used      2013-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52486  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Oct-22 16:43:54  

Additional Information
 Earth MOID = 1.84031 AU 
 T_jup = 3.226 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.6 mag n/a MPO263372  

2982 Muriel (1981 JA3)          Discovered 1981-May-06 by Shoemaker, C. at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1981 JA3 = 1973 YP = 1978 SY5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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