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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04260719137798096 1.2196e-08  
a 2.993277991753299 1.4023e-08 au
q 2.865742823511167 3.626e-08 au
i 10.14137546732585 4.144e-07 deg
node 199.8211759139606 5.1354e-06 deg
peri 348.5078664769539 3.3484e-05 deg
M 23.83014763016742 2.998e-05 deg
tp 2459271.288782710563
(2021-Feb-25.78878271)
0.00015761 TDB
period 1891.555139471063
5.18
1.3292e-05
3.639e-08
d
yr
n .1903195907366819 1.3374e-09 deg/d
Q 3.120813159995429 1.462e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2949  
   data-arc span      22720 days (62.20 yr)  
   first obs. used      1959-04-16  
   last obs. used      2021-06-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40378  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-07 23:14:56  

Additional Information
 Earth MOID = 1.86666 au 
 Jupiter MOID = 1.83803 au 
 T_jup = 3.230 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457264.5 (2015-Aug-30.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04491936435798146 1.2162e-08  
q 2.8613306089233 3.6258e-08 au
tp 2457379.171746761622
(2015-Dec-22.67174676)
0.00015071 TDB
node 199.8560222136995 5.1389e-06 deg
peri 348.5343791806442 3.1819e-05 deg
i 10.13447646676568 4.1431e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2949  
   data-arc span      22720 days (62.20 yr)  
   first obs. used      1959-04-16  
   last obs. used      2021-06-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40378  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-07 23:14:56  

Additional Information
 Jupiter MOID = 1.83803 au 
 T_jup = 3.230 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.479068890010795E-16 -4.113467240332342E-16 1.068162213732122E-12 1.47445216216925E-14 2.085751039876157E-13 -3.083786160180513E-16
q -4.113467240332342E-16 1.314672488857764E-15 -3.560088508476435E-12 -4.374227267737008E-14 -6.98903340671729E-13 7.940591892222157E-16
tp 1.068162213732122E-12 -3.560088508476435E-12 2.271243054875975E-8 -1.358239066692493E-10 4.74211363827104E-9 1.807119109683826E-11
node 1.47445216216925E-14 -4.374227267737008E-14 -1.358239066692493E-10 2.640809060554019E-11 -5.193957929304805E-11 -1.131797615166082E-12
peri 2.085751039876157E-13 -6.98903340671729E-13 4.74211363827104E-9 -5.193957929304805E-11 1.012465831329814E-9 4.716539082027745E-12
i -3.083786160180513E-16 7.940591892222157E-16 1.807119109683826E-11 -1.131797615166082E-12 4.716539082027745E-12 1.716514948786963E-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 12.11   n/a MPCxxxxx  
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

[ show close-approach data ]
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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