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243588 (1998 MA6)
Classification: Main-belt Asteroid          SPK-ID: 2243588
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06594125212212114 8.6223e-08  
a 2.97163392916949 3.998e-08 au
q 2.775680667031475 2.5627e-07 au
i 11.74926443244204 8.2878e-06 deg
node 245.1977803461504 5.2748e-05 deg
peri 250.2131210605755 9.2276e-05 deg
M 201.1289600997445 7.5534e-05 deg
tp 2459826.221564713380
(2022-Sep-03.72156471)
0.00039451 TDB
period 1871.075832848117
5.12
3.776e-05
1.034e-07
d
yr
n .1924026774756717 3.8829e-09 deg/d
Q 3.167587191307505 4.2616e-08 au
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      7249 days (19.85 yr)  
   first obs. used      1998-06-19  
   last obs. used      2018-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65684  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:33:35  

Additional Information
 Earth MOID = 1.81735 au 
 Jupiter MOID = 2.01887 au 
 T_jup = 3.228 
[ 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 15.2   n/a MPO264589  
diameter diameter 5.514 km 0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243588 (1998 MA6)          Discovered 1998-Jun-19 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

Alternate Designations
 1998 MA6 = 2002 CO225 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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