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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1863534673614141 1.407e-08  
a 2.174241021032163 6.2133e-09 au
q 1.769063667883399 3.1581e-08 au
i 1.279206302988052 6.6934e-07 deg
node 294.7652117163797 3.0432e-05 deg
peri 20.08112543961926 3.0178e-05 deg
M 220.0963245953152 4.5609e-06 deg
tp 2459655.578772465465
(2022-Mar-17.07877247)		 1.5553e-05 TDB
period 1171.008249881056
3.21		 5.0196e-06
1.374e-08		 d
yr
n .3074273815206396 1.3178e-09 deg/d
Q 2.579418374180928 7.3712e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2163  
   data-arc span      15880 days (43.48 yr)  
   first obs. used      1977-09-22  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51284  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:06:33  

Additional Information
 Earth MOID = .753331 au 
 Jupiter MOID = 2.69522 au 
 T_jup = 3.663 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456488.5 (2013-Jul-15.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1856865963688179 1.4024e-08  
q 1.771139876651807 3.1414e-08 au
tp 2456141.855016250759
(2012-Aug-02.35501625)		 1.6602e-05 TDB
node 294.8758508214472 3.044e-05 deg
peri 19.87776753831866 3.0191e-05 deg
i 1.278824541686883 6.6904e-07 deg
   Orbit Determination Parameters
   # obs. used (total)      2163  
   data-arc span      15880 days (43.48 yr)  
   first obs. used      1977-09-22  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51284  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:06:33  

Additional Information
 Jupiter MOID = 2.69522 au 
 T_jup = 3.663 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.966619796485273E-16 -4.348617189745876E-16 9.786372747990543E-14 -2.806784248056179E-14 7.741331626094398E-14 -2.178761754481635E-15
q -4.348617189745876E-16 9.868488703417458E-16 -2.548414100842898E-13 5.593681739804665E-14 -1.715938252601166E-13 4.6594397817795E-15
tp 9.786372747990543E-14 -2.548414100842898E-13 2.756409290304476E-10 7.071027303379903E-11 3.064094921694073E-11 9.053537161349769E-13
node -2.806784248056179E-14 5.593681739804665E-14 7.071027303379903E-11 9.26608646640774E-10 -8.984847090276977E-10 3.5670807088416E-12
peri 7.741331626094398E-14 -1.715938252601166E-13 3.064094921694073E-11 -8.984847090276977E-10 9.115127902455622E-10 -3.183259177518552E-12
i -2.178761754481635E-15 4.6594397817795E-15 9.053537161349769E-13 3.5670807088416E-12 -3.183259177518552E-12 4.476171340425906E-13

[ 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 14.14   n/a E2020-QM5  
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

[ hide close-approach data ]
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 37 CATAB v2.0f-lin.ifort 2021-Apr-12 16:07:04 2021-Apr-12 16:07

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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