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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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1863533966361748 3.4621e-08  
a 2.174241021842826 7.0569e-09 au
q 1.769063822316708 7.6149e-08 au
i 1.279204031782214 4.0651e-06 deg
node 294.7653973525944 0.00016976 deg
peri 20.08094301538964 0.00017009 deg
M 220.0963213739766 1.2149e-05 deg
tp 2459655.578783198350
(2022-Mar-17.07878320)		 4.046e-05 TDB
period 1171.008250535969
3.21		 5.7011e-06
1.561e-08		 d
yr
n .307427381348704 1.4967e-09 deg/d
Q 2.579418221368944 8.372e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2062  
   data-arc span      15828 days (43.33 yr)  
   first obs. used      1977-09-22  
   last obs. used      2021-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51853  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:16:31  

Additional Information
 Earth MOID = .753331 au 
 Jupiter MOID = 2.69522 au 
 T_jup = 3.663 
[ show covariance matrix ]

[ 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

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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 35 CATAB v2.0f-lin.ifort 2021-Feb-24 01:16:36 2021-Feb-24 01:16

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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