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46987 (1998 SC167)
Classification: Main-belt Asteroid          SPK-ID: 2046987
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0802030240305575 3.1847e-08  
a 2.679611746387772 1.3965e-08 au
q 2.464698781099669 9.0147e-08 au
i 26.37223628471268 5.76e-06 deg
node 186.807310661551 8.2839e-06 deg
peri 286.9513156418489 3.7728e-05 deg
M 286.6432952143016 3.6637e-05 deg
tp 2459526.970203442521
(2021-Nov-08.47020344)
0.00016303 TDB
period 1602.161296403009
4.39
1.2525e-05
3.429e-08
d
yr
n .2246964776943689 1.7565e-09 deg/d
Q 2.894524711675874 1.5085e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1093  
   data-arc span      9032 days (24.73 yr)  
   first obs. used      1996-04-22  
   last obs. used      2021-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5137  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:54:31  

Additional Information
 Earth MOID = 1.56339 au 
 Jupiter MOID = 2.22423 au 
 T_jup = 3.224 
[ 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 14.58   n/a E2021B10  
diameter diameter 6.523 km 0.142 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46987 (1998 SC167)          Discovered 1998-Sep-25 by LONEOS at Anderson Mesa
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SC167 = 2001 JY5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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