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5083 Irinara (1977 EV)
Classification: Main-belt Asteroid          SPK-ID: 2005083
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07881396277431614 4.5353e-08  
a 2.552314551628729 1.2076e-08 au
q 2.351156527568317 1.1269e-07 au
i 14.75365701935767 5.3429e-06 deg
node 321.267100711673 1.3081e-05 deg
peri 239.6997072884591 3.477e-05 deg
M 186.1765807826606 3.3481e-05 deg
tp 2459719.626858536969
(2022-May-20.12685854)
0.00013789 TDB
period 1489.360123273217
4.08
1.057e-05
2.894e-08
d
yr
n .2417145419529668 1.7154e-09 deg/d
Q 2.753472575689141 1.3027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2095  
   data-arc span      15641 days (42.82 yr)  
   first obs. used      1977-03-13  
   last obs. used      2020-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 19:50:06  

Additional Information
 Earth MOID = 1.38695 au 
 Jupiter MOID = 2.3144 au 
 T_jup = 3.389 
[ 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 12.6   n/a MPO256901  
diameter diameter 8.242 km 0.152 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.295   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

5083 Irinara (1977 EV)          Discovered 1977-Mar-13 by Chernykh, N. S. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1977 EV = 1989 CD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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