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90368 (2003 MG)
Classification: Main-belt Asteroid          SPK-ID: 2090368
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3476017782898029 6.8003e-08  
a 2.741365733985365 2.1353e-08 au
q 1.788462129909322 1.864e-07 au
i 31.54254253598264 9.2735e-06 deg
node 253.5338764048165 1.2778e-05 deg
peri 123.2144455748483 1.7675e-05 deg
M 249.5497803083927 1.7913e-05 deg
tp 2459905.142892272481
(2022-Nov-21.64289227)
8.7448e-05 TDB
period 1657.863983696603
4.54
1.937e-05
5.303e-08
d
yr
n .2171468851125496 2.5371e-09 deg/d
Q 3.694269338061408 2.8776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      905  
   data-arc span      12641 days (34.61 yr)  
   first obs. used      1986-11-28  
   last obs. used      2021-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41141  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:16:13  

Additional Information
 Earth MOID = .920414 au 
 Jupiter MOID = 2.20543 au 
 T_jup = 3.058 
[ 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 13.73   n/a MPO637230  
diameter diameter 7.605 km 0.220 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.36928 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.133   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90368 (2003 MG)          Discovered 2003-Jun-19 by Broughton, J. at Reedy Creek
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 2003 MG = 1986 WV6 = 1999 NE1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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