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58995 (1998 SY16)
Classification: Main-belt Asteroid          SPK-ID: 2058995
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2161135424175165 6.3926e-08  
a 2.470297965964388 1.5163e-08 au
q 1.936433121713038 1.5371e-07 au
i .8206934601438211 4.671e-06 deg
node 74.59688633317656 0.0003439 deg
peri 276.5578592672401 0.00034455 deg
M 217.8844929481741 3.108e-05 deg
tp 2459560.336752879617
(2021-Dec-11.83675288)
0.00012687 TDB
period 1418.150877533478
3.88
1.3057e-05
3.575e-08
d
yr
n .253851692159956 2.3373e-09 deg/d
Q 3.004162810215737 1.844e-08 au
  Orbit Determination Parameters
   # obs. used (total)      627  
   data-arc span      10337 days (28.30 yr)  
   first obs. used      1992-01-09  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 11:42:32  

Additional Information
 Earth MOID = .930902 au 
 Jupiter MOID = 2.42849 au 
 T_jup = 3.452 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO468491  

58995 (1998 SY16)          Discovered 1998-Sep-17 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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