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35401 (1997 YW2)
Classification: Main-belt Asteroid          SPK-ID: 2035401
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1307088154014616 3.4961e-08  
a 2.391249443600135 9.0837e-09 au
q 2.078692061497757 8.4669e-08 au
i 3.332712226437761 3.38e-06 deg
node 102.0439498063732 0.00010347 deg
peri 344.3266032328647 0.00010622 deg
M 39.67817803755664 2.3333e-05 deg
tp 2458851.637615650834
(2020-Jan-03.13761565)
8.7452e-05 TDB
period 1350.62800300394
3.70
7.696e-06
2.107e-08
d
yr
n .266542674370235 1.5188e-09 deg/d
Q 2.703806825702513 1.0271e-08 au
  Orbit Determination Parameters
   # obs. used (total)      834  
   data-arc span      12058 days (33.01 yr)  
   first obs. used      1987-01-27  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54357  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:48:53  

Additional Information
 Earth MOID = 1.09524 au 
 Jupiter MOID = 2.48015 au 
 T_jup = 3.518 
[ 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 15.7   n/a MPO452665  
diameter diameter 3.978 km 0.357 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

35401 (1997 YW2)          Discovered 1997-Dec-21 by Sato, N. at Chichibu
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 YW2 = 1987 BF1 = 2000 SM243 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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