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135249 (2001 SX30)
Classification: Main-belt Asteroid          SPK-ID: 2135249
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1485573689748299 3.6659e-08  
a 3.115207531951417 2.4991e-08 au
q 2.652420497194142 1.1786e-07 au
i 10.65070164588966 5.7089e-06 deg
node 174.7646490444857 2.3145e-05 deg
peri 107.2398222244664 3.0627e-05 deg
M 250.9339376443862 1.9954e-05 deg
tp 2459808.937588514994
(2022-Aug-17.43758852)
0.0001137 TDB
period 2008.301456334035
5.50
2.4166e-05
6.616e-08
d
yr
n .1792559572491403 2.157e-09 deg/d
Q 3.577994566708693 2.8703e-08 au
  Orbit Determination Parameters
   # obs. used (total)      454  
   data-arc span      9354 days (25.61 yr)  
   first obs. used      1995-08-29  
   last obs. used      2021-04-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56348  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:20:57  

Additional Information
 Earth MOID = 1.65938 au 
 Jupiter MOID = 1.72188 au 
 T_jup = 3.174 
[ 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 15.34   n/a MPCxxxxx  
diameter diameter 5.901 km 0.301 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135249 (2001 SX30)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2001 SX30 = 1995 QR9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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