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5002 Marnix (1987 SS3)
Classification: Main-belt Asteroid          SPK-ID: 2005002
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2055446707183113 2.8002e-08  
a 2.327780039253028 6.7925e-09 au
q 1.849317257580106 6.4292e-08 au
i 1.592463086599476 3.2066e-06 deg
node 108.0273846173042 0.00012925 deg
peri 172.2985139750291 0.00012952 deg
M 121.3182391382864 9.0395e-06 deg
tp 2458563.345519491384
(2019-Mar-20.84551949)
3.2331e-05 TDB
period 1297.213132179696
3.55
5.678e-06
1.555e-08
d
yr
n .2775180046127772 1.2147e-09 deg/d
Q 2.806242820925949 8.1887e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2456  
   data-arc span      13735 days (37.60 yr)  
   first obs. used      1983-04-10  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48067  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:20:16  

Additional Information
 Earth MOID = .832864 au 
 Jupiter MOID = 2.33388 au 
 T_jup = 3.544 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO502201  
diameter diameter 4.692 km 0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.350   0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5002 Marnix (1987 SS3)          Discovered 1987-Sep-20 by Elst, E. W. at Rozhen
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1987 SS3 = 1951 JN = 1983 GD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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