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46952 (1998 SQ119)
Classification: Main-belt Asteroid          SPK-ID: 2046952
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1738093198040739 5.324e-08  
a 2.535302812132086 8.3804e-09 au
q 2.094643554858052 1.3623e-07 au
i 2.724321080616313 3.6052e-06 deg
node 57.80909819638909 0.00010669 deg
peri 285.7761402028671 0.00010705 deg
M 153.5295602406682 9.417e-06 deg
tp 2458371.670815796328
(2018-Sep-10.17081580)
3.7685e-05 TDB
period 1474.494592171423
4.04
7.3109e-06
2.002e-08
d
yr
n .2441514549536895 1.2106e-09 deg/d
Q 2.97596206940612 9.837e-09 au
  Orbit Determination Parameters
   # obs. used (total)      993  
   data-arc span      9247 days (25.32 yr)  
   first obs. used      1994-10-09  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56725  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:38:16  

Additional Information
 Earth MOID = 1.08895 au 
 Jupiter MOID = 2.42899 au 
 T_jup = 3.426 
[ 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 MPO452812  
diameter diameter 1.862 km 0.320 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.222   0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46952 (1998 SQ119)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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