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46942 (1998 SL75)
Classification: Main-belt Asteroid          SPK-ID: 2046942
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2064522403585753 5.2692e-08  
a 2.662430099273966 1.5241e-08 au
q 2.112765440480751 1.443e-07 au
i 3.618050545213161 4.4548e-06 deg
node 98.31482565266303 9.0061e-05 deg
peri 222.3351564763504 9.0746e-05 deg
M 306.1677391956957 1.042e-05 deg
tp 2458837.777122570998
(2019-Dec-20.27712257)
4.6567e-05 TDB
period 1586.776458006931
4.34
1.3625e-05
3.73e-08
d
yr
n .2268750574054884 1.9481e-09 deg/d
Q 3.212094758067181 1.8387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      611  
   data-arc span      7675 days (21.01 yr)  
   first obs. used      1997-04-06  
   last obs. used      2018-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57581  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 00:00:41  

Additional Information
 Earth MOID = 1.10073 au 
 Jupiter MOID = 2.10683 au 
 T_jup = 3.351 
[ 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 15.3   n/a MPO436110  
diameter diameter 4.827 km 0.142 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.100   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46942 (1998 SL75)          Discovered 1998-Sep-21 by Elst, E. W. at La Silla
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SL75 = 1997 GJ24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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