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JPL Small-Body Database Browser
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27817 (1993 TO17)
Classification: Main-belt Asteroid          SPK-ID: 2027817
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07345685739246163 3.4189e-08  
a 2.610751929703021 1.4471e-08 au
q 2.418974297515732 9.2641e-08 au
i 3.495988679660079 5.0975e-06 deg
node 30.85903519660705 7.144e-05 deg
peri 34.39914643347241 8.424e-05 deg
M 338.8866907451625 4.392e-05 deg
tp 2458690.865081922807
(2019-Jul-26.36508192)
0.00018816 TDB
period 1540.802017322639
4.22
1.281e-05
3.507e-08
d
yr
n .2336445539093666 1.9425e-09 deg/d
Q 2.80252956189031 1.5534e-08 au
  Orbit Determination Parameters
   # obs. used (total)      881  
   data-arc span      9512 days (26.04 yr)  
   first obs. used      1993-10-09  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57845  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:02:20  

Additional Information
 Earth MOID = 1.43286 au 
 Jupiter MOID = 2.40287 au 
 T_jup = 3.403 
[ 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 15.3   n/a MPO406139  

27817 (1993 TO17)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 TO17 = 1998 YZ1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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