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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1960613189211195 3.0836e-08  
a 2.219309912696192 7.1282e-09 au
q 1.784189084118262 6.9703e-08 au
i 4.039914960004706 3.5436e-06 deg
node 304.3235519312792 5.2346e-05 deg
peri 348.2988994419202 5.3374e-05 deg
M 322.8604329112397 1.3216e-05 deg
tp 2459325.083260495236
(2021-Apr-20.58326050)
4.4742e-05 TDB
period 1207.606261836529
3.31
5.818e-06
1.593e-08
d
yr
n .2981104117930887 1.4362e-09 deg/d
Q 2.654430741274122 8.5257e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56418  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:54:14  

Additional Information
 Earth MOID = .766322 au 
 Jupiter MOID = 2.53451 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 15.62   n/a E2021B10  
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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