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4239 Goodman (1980 OE)
Classification: Main-belt Asteroid          SPK-ID: 2004239
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1862767655774164 3.4832e-08  
a 2.174399663173387 7.1295e-09 au
q 1.769359526844825 7.6507e-08 au
i 1.279284252421946 4.1363e-06 deg
node 294.7669021254487 0.00017139 deg
peri 20.0472853199476 0.00017173 deg
M 158.6590993941305 1.2054e-05 deg
tp 2458484.357086445948
(2018-Dec-31.85708645)
3.8352e-05 TDB
period 1171.136415049718
3.21
5.7599e-06
1.577e-08
d
yr
n .3073937377181777 1.5118e-09 deg/d
Q 2.579439799501949 8.4575e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2010  
   data-arc span      15747 days (43.11 yr)  
   first obs. used      1977-09-22  
   last obs. used      2020-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:16:31  

Additional Information
 Earth MOID = .755611 au 
 Jupiter MOID = 2.69544 au 
 T_jup = 3.663 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456210.5 (2012-Oct-10.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1855832169207963 3.4674e-08  
q 1.770594242145415 7.6099e-08 au
tp 2456141.541496255060
(2012-Aug-02.04149625)
3.678e-05 TDB
node 294.8965144435515 0.0001716 deg
peri 19.72224573014944 0.00017194 deg
i 1.278570275528955 4.134e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2010  
   data-arc span      15747 days (43.11 yr)  
   first obs. used      1977-09-22  
   last obs. used      2020-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:16:31  

Additional Information
 Jupiter MOID = 2.69544 au 
 T_jup = 3.663 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.202315734238068E-15 -2.63108453486967E-15 -2.005507266862826E-13 2.762451248304228E-16 -4.857105084093244E-14 1.144127094183722E-17
q -2.63108453486967E-15 5.791036714145996E-15 4.395886135905481E-13 -3.741944245157596E-16 1.062473646373962E-13 2.147957747999662E-18
tp -2.005507266862826E-13 4.395886135905481E-13 1.35275715483911E-9 1.950511040777881E-12 4.08399124902714E-10 1.838489367799577E-13
node 2.762451248304228E-16 -3.741944245157596E-16 1.950511040777881E-12 2.944606009519127E-8 -2.943781521685782E-8 -8.73706472048582E-11
peri -4.857105084093244E-14 1.062473646373962E-13 4.08399124902714E-10 -2.943781521685782E-8 2.956262884332023E-8 8.74019203369421E-11
i 1.144127094183722E-17 2.147957747999662E-18 1.838489367799577E-13 -8.73706472048582E-11 8.74019203369421E-11 1.708963366621177E-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 14.1   n/a MPO250246  
diameter diameter 4.354 km 0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.290   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4239 Goodman (1980 OE)          Discovered 1980-Jul-17 by Bowell, E. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1980 OE = 1977 SC3 = 1977 TT4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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