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3009 Coventry (1973 SM2)
Classification: Main-belt Asteroid          SPK-ID: 2003009
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .205454922489325 5.7505e-08  
a 2.196140149128954 8.8375e-09 AU
q 1.74493234501397 1.2725e-07 AU
i 4.559100979193384 6.2433e-06 deg
node 8.488169192189519 6.5247e-05 deg
peri 316.5977378348788 6.626e-05 deg
M 254.0444915903276 1.2664e-05 deg
tp 2457350.372286543136
(2015-Nov-23.87228654)
4.2312e-05 JED
period 1188.744455536311
3.25
7.1755e-06
1.965e-08
d
yr
n .3028405292015292 1.828e-09 deg/d
Q 2.647347953243937 1.0653e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1232  
   data-arc span      15248 days (41.75 yr)  
   first obs. used      1973-09-22  
   last obs. used      2015-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5336  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:44:23  

Additional Information
 Earth MOID = .737456 AU 
 T_jup = 3.637 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO253382  
diameter diameter 6.08 km 0.6 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
geometric albedo albedo 0.1096   0.024 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2

3009 Coventry (1973 SM2)          Discovered 1973-Sep-22 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1973 SM2 = 1979 JB = 1982 FV3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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