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135291 (2001 SD159)
Classification: Main-belt Asteroid          SPK-ID: 2135291
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1583954217264099 8.1092e-08  
a 3.052090006436369 2.708e-08 au
q 2.568652922719919 2.4942e-07 au
i 7.117043143901922 7.6598e-06 deg
node 334.9502932253286 4.3592e-05 deg
peri 339.4790713112536 4.9141e-05 deg
M 257.7586910682041 2.8436e-05 deg
tp 2459753.618688244017
(2022-Jun-23.11868824)
0.00015731 TDB
period 1947.576081021016
5.33
2.592e-05
7.097e-08
d
yr
n .1848451536800915 2.4601e-09 deg/d
Q 3.535527090152818 3.1369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      432  
   data-arc span      10806 days (29.59 yr)  
   first obs. used      1990-08-24  
   last obs. used      2020-03-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61382  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:12:20  

Additional Information
 Earth MOID = 1.55455 au 
 Jupiter MOID = 1.77706 au 
 T_jup = 3.206 
[ 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 15.06   n/a E2021B55  
diameter diameter 5.596 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135291 (2001 SD159)          Discovered 2001-Sep-17 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2001 SD159 = 1990 QD19 = 2004 DC50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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