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135242 (2001 SQ17)
Classification: Main-belt Asteroid          SPK-ID: 2135242
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09361197499711632 7.3452e-08  
a 3.046404671314548 2.0742e-08 au
q 2.761224713392352 2.2234e-07 au
i 9.932777250588185 8.9434e-06 deg
node 10.54723362200619 2.646e-05 deg
peri 308.6938946333328 4.6231e-05 deg
M 255.7525856760886 4.0566e-05 deg
tp 2459762.896497001428
(2022-Jul-02.39649700)
0.00022072 TDB
period 1942.136792874628
5.32
1.9835e-05
5.431e-08
d
yr
n .1853628443273302 1.8931e-09 deg/d
Q 3.331584629236743 2.2684e-08 au
  Orbit Determination Parameters
   # obs. used (total)      644  
   data-arc span      9795 days (26.82 yr)  
   first obs. used      1994-04-19  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54981  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:12:07  

Additional Information
 Earth MOID = 1.76064 au 
 Jupiter MOID = 2.03519 au 
 T_jup = 3.209 
[ 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 14.61   n/a MPCxxxxx  
diameter diameter 4.298 km 0.994 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.152   0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135242 (2001 SQ17)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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