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3305 Ceadams (1985 KB)
Classification: Main-belt Asteroid          SPK-ID: 2003305
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .155060124313817 1.1306e-08  
a 2.601920762979564 1.0126e-08 au
q 2.198466606017251 2.8127e-08 au
i 13.43357690003595 4.4643e-07 deg
node 32.14685834031537 4.1945e-06 deg
peri 240.4133365103112 8.1629e-06 deg
M 142.6724285844496 6.7443e-06 deg
tp 2458592.956917816653
(2019-Apr-19.45691782)
2.7484e-05 TDB
period 1532.990723968398
4.20
8.9494e-06
2.45e-08
d
yr
n .2348350804550734 1.3709e-09 deg/d
Q 3.005374919941877 1.1697e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2806  
   data-arc span      19337 days (52.94 yr)  
   first obs. used      1968-03-28  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38017  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:57:36  

Additional Information
 Earth MOID = 1.21586 au 
 Jupiter MOID = 2.1544 au 
 T_jup = 3.359 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457080.5 (2015-Feb-27.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1549318396759787 1.1237e-08  
q 2.198897754872556 2.7954e-08 au
tp 2457061.533111680533
(2015-Feb-08.03311168)
2.6515e-05 TDB
node 32.17384531864653 4.192e-06 deg
peri 240.7370498782304 8.1752e-06 deg
i 13.43897893147543 4.4651e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2806  
   data-arc span      19337 days (52.94 yr)  
   first obs. used      1968-03-28  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38017  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:57:36  

Additional Information
 Jupiter MOID = 2.1544 au 
 T_jup = 3.359 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.262662342403881E-16 -3.001828320627015E-16 -1.919027874311202E-14 -2.994741908140139E-14 1.492148733069969E-14 -9.867167866282895E-16
q -3.001828320627015E-16 7.814382229802969E-16 3.884710432230345E-14 7.711899580464608E-14 -4.145315424599189E-14 2.513836293080259E-15
tp -1.919027874311202E-14 3.884710432230345E-14 7.030649286518379E-10 4.769240841745149E-12 1.961301233522678E-10 1.112044845490713E-12
node -2.994741908140139E-14 7.711899580464608E-14 4.769240841745149E-12 1.75727612270843E-11 -1.284816763171435E-11 7.965856060071303E-13
peri 1.492148733069969E-14 -4.145315424599189E-14 1.961301233522678E-10 -1.284816763171435E-11 6.683340349821947E-11 -3.688945662361657E-13
i -9.867167866282895E-16 2.513836293080259E-15 1.112044845490713E-12 7.965856060071303E-13 -3.688945662361657E-13 1.993749734799474E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.30   n/a E2021B10  
diameter diameter 10.052 km 0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 2.729 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Ferrero, A. (2010) Minor Planet Bull. 37, 145.]
geometric albedo albedo 0.259   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3305 Ceadams (1985 KB)          Discovered 1985-May-21 by Gilmore, A. and Kilmartin, P. at Mount John
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1985 KB = 1957 WQ = 1968 FL = 1977 PJ2 = 1982 UF10 = 1982 VB11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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