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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1552189789340035 3.3356e-08  
a 2.601425840075547 1.0934e-08 au
q 2.197635177406488 8.7362e-08 au
i 13.43514736460949 4.3173e-06 deg
node 32.14835570509706 1.7062e-05 deg
peri 240.3588007654083 2.2445e-05 deg
M 95.74695721324976 1.4888e-05 deg
tp 2458592.896333435547
(2019-Apr-19.39633344)
6.3305e-05 TDB
period 1532.553349307869
4.20
9.6625e-06
2.645e-08
d
yr
n .2349020999253194 1.481e-09 deg/d
Q 3.005216502744605 1.2632e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2572  
   data-arc span      19226 days (52.64 yr)  
   first obs. used      1968-03-28  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39172  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:11:26  

Additional Information
 Earth MOID = 1.21662 au 
 Jupiter MOID = 2.15546 au 
 T_jup = 3.359 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456693.5 (2014-Feb-05.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1547094203074991 3.3298e-08  
q 2.199116021322848 8.7196e-08 au
tp 2457061.608701616101
(2015-Feb-08.10870162)
6.4384e-05 TDB
node 32.17694929092447 1.705e-05 deg
peri 240.7462107256782 2.2473e-05 deg
i 13.43973766840354 4.3186e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2572  
   data-arc span      19226 days (52.64 yr)  
   first obs. used      1968-03-28  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39172  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:11:26  

Additional Information
 Jupiter MOID = 2.15546 au 
 T_jup = 3.359 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.108727176744327E-15 -2.886804357537094E-15 2.263455604614998E-13 -1.996650690901009E-15 4.556352887187332E-14 -1.125028213164154E-15
q -2.886804357537094E-15 7.603090738061994E-15 -6.831496224617455E-13 3.705254935816187E-15 -1.444816220991646E-13 3.616726196236969E-15
tp 2.263455604614998E-13 -6.831496224617455E-13 4.14530125324762E-9 2.967761846618625E-12 9.577277280755819E-10 -6.670027154276771E-12
node -1.996650690901009E-15 3.705254935816187E-15 2.967761846618625E-12 2.907114586985305E-10 -2.818748819209087E-10 -1.082563217487061E-11
peri 4.556352887187332E-14 -1.444816220991646E-13 9.577277280755819E-10 -2.818748819209087E-10 5.050331045838684E-10 9.10709546739594E-12
i -1.125028213164154E-15 3.616726196236969E-15 -6.670027154276771E-12 -1.082563217487061E-11 9.10709546739594E-12 1.864996287396808E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.2   n/a MPO347547  
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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