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100689 (1997 YW6)
Classification: Main-belt Asteroid          SPK-ID: 2100689
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3181506834729234 6.6233e-08  
a 2.609176375499262 1.5369e-08 au
q 1.779065128332767 1.6853e-07 au
i 12.52167727403481 5.8335e-06 deg
node 107.5398695936454 2.4205e-05 deg
peri 283.2039441977165 2.6234e-05 deg
M 205.9652805213828 1.5026e-05 deg
tp 2459859.172761996203
(2022-Oct-06.67276200)
6.8622e-05 TDB
period 1539.407447368059
4.21
1.3602e-05
3.724e-08
d
yr
n .2338562156597954 2.0663e-09 deg/d
Q 3.439287622665757 2.0259e-08 au
  Orbit Determination Parameters
   # obs. used (total)      619  
   data-arc span      8180 days (22.40 yr)  
   first obs. used      1997-12-25  
   last obs. used      2020-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53482  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:04:47  

Additional Information
 Earth MOID = .833157 au 
 Jupiter MOID = 2.15994 au 
 T_jup = 3.305 
[ 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 15.02   n/a E2021B55  

100689 (1997 YW6)          Discovered 1997-Dec-25 by Sato, N. at Chichibu
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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