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2658 Gingerich (1980 CK)
Classification: Main-belt Asteroid          SPK-ID: 2002658
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2904882811884016 3.9371e-08  
a 3.063070017750174 1.5395e-08 au
q 2.173284073134199 1.1822e-07 au
i 9.500158631456081 4.489e-06 deg
node 213.9795905723244 2.2251e-05 deg
peri 321.5239521173049 2.3029e-05 deg
M 163.0431344014503 7.2468e-06 deg
tp 2458113.683370507438
(2017-Dec-26.18337051)
3.6945e-05 TDB
period 1958.095247551144
5.36
1.4762e-05
4.042e-08
d
yr
n .1838521391899743 1.3861e-09 deg/d
Q 3.95285596236615 1.9868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2091  
   data-arc span      31999 days (87.61 yr)  
   first obs. used      1932-04-27  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4668  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:27:37  

Additional Information
 Earth MOID = 1.18621 au 
 Jupiter MOID = 1.12091 au 
 T_jup = 3.147 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456870.5 (2014-Aug-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2888903853661799 3.9655e-08  
q 2.181648620079715 1.193e-07 au
tp 2456151.331504681683
(2012-Aug-11.83150468)
3.5966e-05 TDB
node 214.0478277913181 2.2237e-05 deg
peri 321.6412892834495 2.3008e-05 deg
i 9.495904808317466 4.4881e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2091  
   data-arc span      31999 days (87.61 yr)  
   first obs. used      1932-04-27  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4668  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:27:37  

Additional Information
 Jupiter MOID = 1.12091 au 
 T_jup = 3.147 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.572493389957917E-15 -4.711857675859539E-15 3.005188200330754E-13 1.777189179727581E-15 5.843358738345687E-14 1.62422134488015E-15
q -4.711857675859539E-15 1.423273322925643E-14 -9.738642225808597E-13 -3.556503203638983E-15 -1.780563099010893E-13 -2.977338454230511E-15
tp 3.005188200330754E-13 -9.738642225808597E-13 1.293543733931846E-9 -8.661851449479732E-12 2.294923391529049E-10 -3.036442702939786E-12
node 1.777189179727581E-15 -3.556503203638983E-15 -8.661851449479732E-12 4.944954156831971E-10 -4.881607171277677E-10 -1.634342190264485E-11
peri 5.843358738345687E-14 -1.780563099010893E-13 2.294923391529049E-10 -4.881607171277677E-10 5.293785504753789E-10 1.598320144506912E-11
i 1.62422134488015E-15 -2.977338454230511E-15 -3.036442702939786E-12 -1.634342190264485E-11 1.598320144506912E-11 2.014329283194663E-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 12.4   n/a MPO350821  
diameter diameter 11.808 km 0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.9392 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Molnar, L.A.; Haegert, M.J. (2007) Minor Planet Bull. 34, 126-128.]
geometric albedo albedo 0.139   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2658 Gingerich (1980 CK)          Discovered 1980-Feb-13 by Harvard College at Agassiz Station
Discovered at Oak Ridge Observatory (until 1981 Harvard College's Agassiz Station). The principal observers are R. E. McCrosky, C.-Y. Shao, G. Schwartz, and J. H. Bulger, with some assistance from others.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1980 CK = 1932 HH = 1959 JO = 1975 JK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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