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58171 (1990 SC5)
Classification: Main-belt Asteroid          SPK-ID: 2058171
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2038304865003541 3.6941e-08  
a 2.42621224156382 7.3625e-09 au
q 1.931676220012752 9.218e-08 au
i 2.335008215822425 3.8554e-06 deg
node 100.1040117475186 9.2402e-05 deg
peri 271.0368337678738 9.2986e-05 deg
M 303.5070827703322 9.9899e-06 deg
tp 2459217.112299313072
(2021-Jan-02.61229931)
3.8616e-05 TDB
period 1380.357601921709
3.78
6.2832e-06
1.72e-08
d
yr
n .2608019831229346 1.1871e-09 deg/d
Q 2.920748263114888 8.8632e-09 au
  Orbit Determination Parameters
   # obs. used (total)      886  
   data-arc span      11013 days (30.15 yr)  
   first obs. used      1990-09-15  
   last obs. used      2020-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49636  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:56:58  

Additional Information
 Earth MOID = .9333 au 
 Jupiter MOID = 2.54311 au 
 T_jup = 3.481 
[ 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 15.9   n/a MPO474462  
diameter diameter 1.610 km 0.320 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.326   0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58171 (1990 SC5)          Discovered 1990-Sep-22 by Elst, E. W. at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 SC5 = 2001 OC69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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