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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 ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1862767657373754 3.4833e-08  
a 2.174399663215538 7.1307e-09 au
q 1.769359526531309 7.6509e-08 au
i 1.279284263888391 4.1369e-06 deg
node 294.7669015893968 0.00017143 deg
peri 20.0472857140814 0.00017176 deg
M 158.6590994704799 1.2054e-05 deg
tp 2458484.357086182563
(2018-Dec-31.85708618)
3.8354e-05 TDB
period 1171.136415083772
3.21
5.7609e-06
1.577e-08
d
yr
n .3073937377092395 1.5121e-09 deg/d
Q 2.579439799899767 8.459e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2006  
   data-arc span      15743 days (43.10 yr)  
   first obs. used      1977-09-22  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51739  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:53:14  

Additional Information
 Earth MOID = .755611 au 
 Jupiter MOID = 2.69544 au 
 T_jup = 3.663 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456207.5 (2012-Oct-07.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1855844166704599 3.4675e-08  
q 1.770593409957109 7.6101e-08 au
tp 2456141.541000823338
(2012-Aug-02.04100082)
3.6786e-05 TDB
node 294.8965167015602 0.00017163 deg
peri 19.72199409990823 0.00017197 deg
i 1.278570338952401 4.1346e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2006  
   data-arc span      15743 days (43.10 yr)  
   first obs. used      1977-09-22  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51739  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:53:14  

Additional Information
 Jupiter MOID = 2.69544 au 
 T_jup = 3.663 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.202383517371051E-15 -2.631226571726707E-15 -2.007353650467799E-13 2.68510421422406E-16 -4.863413332517397E-14 1.160155417760281E-17
q -2.631226571726707E-15 5.791346547500757E-15 4.399521430797094E-13 -3.610097061748567E-16 1.063697161276561E-13 1.897936050768213E-18
tp -2.007353650467799E-13 4.399521430797094E-13 1.353177924936273E-9 1.944010808008573E-12 4.085633572669352E-10 1.840474036289568E-13
node 2.68510421422406E-16 -3.610097061748567E-16 1.944010808008573E-12 2.945749823187597E-8 -2.944925261077482E-8 -8.76169140607281E-11
peri -4.863413332517397E-14 1.063697161276561E-13 4.085633572669352E-10 -2.944925261077482E-8 2.957412448079121E-8 8.764819614144209E-11
i 1.160155417760281E-17 1.897936050768213E-18 1.840474036289568E-13 -8.76169140607281E-11 8.764819614144209E-11 1.709492113155242E-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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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2196-Dec-13 20:35 < 00:01 Hebe 0.0285625662089403 0.0285610790356106 0.0285640586154363 6.018991371865 6.01899133570432 2523480.357805860 0.535315641861236 649.62403980922 24.4184133534979 -83.7979713700895 173912.042818191 T 32 CATAB v2.0f-lin.ifort 2020-Nov-13 03:53:19 2020-Nov-13 03:53

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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