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JPL Small-Body Database Browser
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46961 (1998 SC132)
Classification: Main-belt Asteroid          SPK-ID: 2046961
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1959989956149742 3.0841e-08  
a 2.21945514046899 7.1851e-09 au
q 1.784444162124577 6.9709e-08 au
i 4.039921928181037 3.5435e-06 deg
node 304.3238740878226 5.2344e-05 deg
peri 348.2712071756299 5.3371e-05 deg
M 263.260656449973 1.3017e-05 deg
tp 2459325.040289634645
(2021-Apr-20.54028963)
4.4743e-05 TDB
period 1207.724799249372
3.31
5.8647e-06
1.606e-08
d
yr
n .2980811524477663 1.4475e-09 deg/d
Q 2.654466118813404 8.5934e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1096  
   data-arc span      10491 days (28.72 yr)  
   first obs. used      1991-08-02  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56418  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:36:13  

Additional Information
 Earth MOID = .768539 au 
 Jupiter MOID = 2.53503 au 
 T_jup = 3.622 
[ 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 15.6   n/a MPO359053  
diameter diameter 2.102 km 0.487 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.230   0.140 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46961 (1998 SC132)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SC132 = 2000 CA68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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