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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07888628944780413 4.5286e-08  
a 2.55275500363989 1.2231e-08 au
q 2.351377633533424 1.1257e-07 au
i 14.75209146319993 5.3461e-06 deg
node 321.2693305449561 1.3093e-05 deg
peri 239.9223539783598 3.4821e-05 deg
M 89.24596690680045 3.3612e-05 deg
tp 2458231.183909626808
(2018-Apr-22.68390963)
0.00013955 TDB
period 1489.745667422626
4.08
1.0707e-05
2.931e-08
d
yr
n .2416519865587712 1.7368e-09 deg/d
Q 2.754132373746357 1.3196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2061  
   data-arc span      15609 days (42.74 yr)  
   first obs. used      1977-03-13  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38859  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:53:59  

Additional Information
 Earth MOID = 1.38772 au 
 Jupiter MOID = 2.31572 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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