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5313 Nunes (1982 SC2)
Classification: Main-belt Asteroid          SPK-ID: 2005313
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1215788814799994 3.2464e-08  
a 2.216010578761243 6.48e-09 au
q 1.946590491247605 7.1548e-08 au
i 4.526179847263776 3.5786e-06 deg
node 111.9620451987086 4.5931e-05 deg
peri 138.1944734556266 4.8759e-05 deg
M 286.0103646874818 1.8706e-05 deg
tp 2459448.142144822740
(2021-Aug-21.64214482)
6.3138e-05 TDB
period 1204.91433373916
3.30
5.2851e-06
1.447e-08
d
yr
n .298776427435158 1.3105e-09 deg/d
Q 2.485430666274881 7.2678e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2373  
   data-arc span      22979 days (62.91 yr)  
   first obs. used      1958-02-18  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47151  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:23:52  

Additional Information
 Earth MOID = .933401 au 
 Jupiter MOID = 2.54084 au 
 T_jup = 3.640 
[ 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 13.57   n/a E2021B10  
diameter diameter 5.457 km 0.233 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.798 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Oey, J. (2009) Minor Planet Bull. 36, 4-6.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.284   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5313 Nunes (1982 SC2)          Discovered 1982-Sep-18 by Debehogne, H. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1982 SC2 = 1958 DL = 1988 GJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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