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JPL Small-Body Database Browser
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312963 (1997 YO8)
Classification: Main-belt Asteroid          SPK-ID: 2312963
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2183005049599774 4.9646e-08  
a 2.755219737465147 2.3093e-08 au
q 2.153753877500809 1.4095e-07 au
i 15.83913753830894 5.626e-06 deg
node 104.3184083534494 2.4189e-05 deg
peri 20.93346376651338 2.9236e-05 deg
M 226.5669690051049 1.9081e-05 deg
tp 2459219.646808802576
(2021-Jan-05.14680880)
9.3304e-05 TDB
period 1670.447336068195
4.57
2.1002e-05
5.75e-08
d
yr
n .2155111341895685 2.7095e-09 deg/d
Q 3.356685597429485 2.8135e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      7982 days (21.85 yr)  
   first obs. used      1997-12-21  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69878  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:13:58  

Additional Information
 Earth MOID = 1.17668 au 
 Jupiter MOID = 1.78352 au 
 T_jup = 3.255 
[ 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 16.4   n/a MPO455307  

312963 (1997 YO8)          Discovered 1997-Dec-21 by Spacewatch at Kitt Peak
Reference: 20120207/Numbers.arcLast Updated: 2012-02-09

[ show close-approach data ]
Alternate Designations
 1997 YO8 = 1998 AF3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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