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321024 Gijon (2008 MD1)
Classification: Main-belt Asteroid          SPK-ID: 2321024
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2110013399219875 5.68e-08  
a 2.759537660397756 2.0821e-08 au
q 2.177271516488643 1.6359e-07 au
i 7.082528754140823 4.2139e-06 deg
node 252.4168839964151 5.3824e-05 deg
peri 10.77283323377221 5.6158e-05 deg
M 283.0547795673589 2.0251e-05 deg
tp 2459558.375577937905
(2021-Dec-09.87557794)
9.6243e-05 TDB
period 1674.375709540399
4.58
1.895e-05
5.188e-08
d
yr
n .2150055079924784 2.4334e-09 deg/d
Q 3.341803804306869 2.5215e-08 au
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      6548 days (17.93 yr)  
   first obs. used      2003-05-10  
   last obs. used      2021-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55444  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 11:56:04  

Additional Information
 Earth MOID = 1.16046 au 
 Jupiter MOID = 1.7424 au 
 T_jup = 3.298 
[ show covariance matrix ]

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 16.07   n/a MPCxxxxx  
rotation period rot_per 4.021 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

321024 Gijon           Discovered 2008 June 28 by J. Lacruz at La Canada.
Gijon (Xixón in Asturian) is the largest city and municipality in the autonomous community of Asturias in Spain. Located on the Bay of Biscay, Gijon is the hometown of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-07-02Last Updated: 2015-07-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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