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136256 (2003 YS31)
Classification: Main-belt Asteroid          SPK-ID: 2136256
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1281731633332726 5.658e-08  
a 2.419877611039394 1.4506e-08 au
q 2.109714242753112 1.3392e-07 au
i 3.530078937583812 4.5922e-06 deg
node 301.4860907754863 8.1533e-05 deg
peri 43.39499188484004 8.3665e-05 deg
M 214.8218374762632 2.3274e-05 deg
tp 2459554.981835679694
(2021-Dec-06.48183568)
9.2248e-05 TDB
period 1374.955140460969
3.76
1.2364e-05
3.385e-08
d
yr
n .2618267239462852 2.3544e-09 deg/d
Q 2.730040979325675 1.6366e-08 au
  Orbit Determination Parameters
   # obs. used (total)      431  
   data-arc span      10449 days (28.61 yr)  
   first obs. used      1991-09-08  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57069  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:37:11  

Additional Information
 Earth MOID = 1.10363 au 
 Jupiter MOID = 2.64865 au 
 T_jup = 3.500 
[ 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 MPO453845  
diameter diameter 2.328 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136256 (2003 YS31)          Discovered 2003-Dec-18 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2003 YS31 = 1999 VO144 = 2003 YV177 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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