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JPL Small-Body Database Browser
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4532 Copland (1985 GM1)
Classification: Main-belt Asteroid          SPK-ID: 2004532
[ 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04329152964263341 3.9064e-08  
a 2.994621277965241 1.7398e-08 au
q 2.864979542141748 1.1757e-07 au
i 10.1398045272061 4.4179e-06 deg
node 199.8439623055916 2.4301e-05 deg
peri 348.4461528629361 5.6556e-05 deg
M 232.4912589210838 5.1995e-05 deg
tp 2459270.922749983959
(2021-Feb-25.42274998)		 0.00027475 TDB
period 1892.828585334792
5.18		 1.6495e-05
4.516e-08		 d
yr
n .1901915486638349 1.6574e-09 deg/d
Q 3.124263013788734 1.8151e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2175  
   data-arc span      22140 days (60.62 yr)  
   first obs. used      1959-04-16  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43813  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 21:04:26  

Additional Information
 Earth MOID = 1.86553 au 
 Jupiter MOID = 1.83788 au 
 T_jup = 3.230 
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[ 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 12.0   n/a MPO365302  
diameter diameter 14.489 km 0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.141   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

4532 Copland (1985 GM1)          Discovered 1985-Apr-15 by Bowell, E. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1985 GM1 = 1959 GO = 1987 SZ25 = 1987 UC 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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