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JPL Small-Body Database Browser
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173810 (2001 SW256)
Classification: Main-belt Asteroid          SPK-ID: 2173810
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0903995279503146 5.6445e-08  
a 2.877191792199973 2.9512e-08 au
q 2.617095012362576 1.6978e-07 au
i 3.039637379877378 6.3746e-06 deg
node 97.84975028948899 0.00011948 deg
peri 291.4825160726616 0.00012618 deg
M 216.5782167048986 4.2166e-05 deg
tp 2459310.673174113894
(2021-Apr-06.17317411)
0.00021504 TDB
period 1782.590739057795
4.88
2.7426e-05
7.509e-08
d
yr
n .2019532538300302 3.1072e-09 deg/d
Q 3.137288572037371 3.2179e-08 au
  Orbit Determination Parameters
   # obs. used (total)      371  
   data-arc span      6049 days (16.56 yr)  
   first obs. used      2001-09-19  
   last obs. used      2018-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55802  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:43:35  

Additional Information
 Earth MOID = 1.62338 au 
 Jupiter MOID = 2.26252 au 
 T_jup = 3.288 
[ 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 MPO436863  

173810 (2001 SW256)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2001 SW256 = 2001 UN126 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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