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3116 Goodricke (1983 CF)
Classification: Main-belt Asteroid          SPK-ID: 2003116
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .200479927265805 4.9747e-08  
a 2.228027835136489 1.0331e-08 AU
q 1.781352976802137 1.1324e-07 AU
i 5.467593920982622 5.7991e-06 deg
node 80.40693709718155 5.4137e-05 deg
peri 270.5954451798656 5.6371e-05 deg
M 338.65386378222 1.7485e-05 deg
tp 2457072.527131790362
(2015-Feb-19.02713179)
5.9259e-05 JED
period 1214.728847412319
3.33
8.4487e-06
2.313e-08
d
yr
n .2963624357541944 2.0613e-09 deg/d
Q 2.674702693470841 1.2402e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1251  
   data-arc span      24030 days (65.79 yr)  
   first obs. used      1948-10-09  
   last obs. used      2014-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49927  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:00:17  

Additional Information
 Earth MOID = .786233 AU 
 T_jup = 3.612 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.4 mag n/a MPO263373  
rotation period rot_per 10. h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Wisniewski, W.Z.; Michalowski, T.M.; Harris, A.W.; McMillan, R.S. (1997) Icarus 126, 395-449; 1995, Lunar & Planetary Science XXVI, 1511-1512.]

3116 Goodricke (1983 CF)          Discovered 1983-Feb-11 by Bowell, E. at Flagstaff (AM) (688)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1983 CF = 1938 UM = 1948 TN = 1951 NC = 1973 DC = 1974 HR2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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