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46852 (1998 QC41)
Classification: Main-belt Asteroid          SPK-ID: 2046852
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .123828514421543 3.7914e-08  
a 2.693498161399682 1.3963e-08 au
q 2.359966285476402 1.0648e-07 au
i 9.603898184065889 4.5902e-06 deg
node 328.1855973636606 2.6541e-05 deg
peri 310.9675805626495 3.379e-05 deg
M 23.07619271194408 2.1644e-05 deg
tp 2458897.001249110414
(2020-Feb-17.50124911)
9.6948e-05 TDB
period 1614.631615594261
4.42
1.2556e-05
3.438e-08
d
yr
n .2229610745405248 1.7338e-09 deg/d
Q 3.027030037322961 1.5692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1397  
   data-arc span      7979 days (21.85 yr)  
   first obs. used      1998-08-03  
   last obs. used      2020-06-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50061  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:42:05  

Additional Information
 Earth MOID = 1.3565 au 
 Jupiter MOID = 2.18995 au 
 T_jup = 3.340 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456743.5 (2014-Mar-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1222559537825106 3.7984e-08  
q 2.364188058899594 1.0616e-07 au
tp 2457284.145240317529
(2015-Sep-18.64524032)
9.7393e-05 TDB
node 328.248698094606 2.6563e-05 deg
peri 311.1529321497192 3.3982e-05 deg
i 9.598976104322585 4.5881e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1397  
   data-arc span      7979 days (21.85 yr)  
   first obs. used      1998-08-03  
   last obs. used      2020-06-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50061  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:42:05  

Additional Information
 Jupiter MOID = 2.18995 au 
 T_jup = 3.340 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.442758856962454E-15 -4.008604317804177E-15 -2.97928813709502E-13 1.235647816516085E-15 -1.600406925539241E-14 -3.832387308748757E-16
q -4.008604317804177E-15 1.127052099899777E-14 7.99640101716169E-13 -2.825639972743132E-15 2.593634591738428E-14 1.560239465485211E-15
tp -2.97928813709502E-13 7.99640101716169E-13 9.485445567454956E-9 -1.461411212319934E-11 2.083547219753247E-9 6.393878622391616E-12
node 1.235647816516085E-15 -2.825639972743132E-15 -1.461411212319934E-11 7.055698655919893E-10 -6.980658864486102E-10 2.614004268632593E-11
peri -1.600406925539241E-14 2.593634591738428E-14 2.083547219753247E-9 -6.980658864486102E-10 1.154798449080082E-9 -2.44552817738764E-11
i -3.832387308748757E-16 1.560239465485211E-15 6.393878622391616E-12 2.614004268632593E-11 -2.44552817738764E-11 2.105073917050019E-11

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 13.9   n/a MPO474342  
diameter diameter 4.171 km 0.316 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.369   0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46852 (1998 QC41)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QC41 = 1999 XW188 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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