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JPL Small-Body Database Browser
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160178 (2001 WK61)
Classification: Main-belt Asteroid          SPK-ID: 2160178
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1104253778787413 5.5717e-08  
a 2.260252804663303 2.0152e-08 au
q 2.010663534606873 1.1999e-07 au
i 9.187951756318835 6.3349e-06 deg
node 47.85890539785934 3.952e-05 deg
peri 212.4453309549123 5.4472e-05 deg
M 197.6815309221181 4.4017e-05 deg
tp 2459160.127940414123
(2020-Nov-06.62794041)
0.00015648 TDB
period 1241.177665693847
3.40
1.66e-05
4.545e-08
d
yr
n .290047114083987 3.8791e-09 deg/d
Q 2.509842074719733 2.2378e-08 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      6262 days (17.14 yr)  
   first obs. used      2001-10-21  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61925  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:30:44  

Additional Information
 Earth MOID = 1.00199 au 
 Jupiter MOID = 2.53359 au 
 T_jup = 3.595 
[ 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 16.5   n/a MPO454059  

160178 (2001 WK61)          Discovered 2001-Nov-19 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

Alternate Designations
 2001 WK61 = 2003 FM52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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