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58176 (1990 SN16)
Classification: Main-belt Asteroid          SPK-ID: 2058176
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2165623533381028 7.1477e-08  
a 2.298251689584118 1.3134e-08 au
q 1.80053689512451 1.6438e-07 au
i 4.110561812512383 6.5214e-06 deg
node 28.04158505725439 8.4765e-05 deg
peri 341.7657207652528 8.5956e-05 deg
M 76.86919673159292 1.388e-05 deg
tp 2457128.765581268949
(2015-Apr-16.26558127)
4.8096e-05 JED
period 1272.608468705033
3.48
1.0909e-05
2.987e-08
d
yr
n .2828835489098426 2.4249e-09 deg/d
Q 2.795966484043725 1.5978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      796  
   data-arc span      9223 days (25.25 yr)  
   first obs. used      1990-09-16  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54214  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 15:23:00  

Additional Information
 Earth MOID = .799004 au 
 Jupiter MOID = 2.65964 au 
 T_jup = 3.558 
[ 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 15.0 mag n/a MPO259710  

58176 (1990 SN16)          Discovered 1990-Sep-17 by Holt, H. E. at Palomar
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 SN16 = 1995 AG3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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