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58627 Rieko (1997 VG5)
Classification: Main-belt Asteroid          SPK-ID: 2058627
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1753629797842131 5.4451e-08  
a 2.31226428605986 7.3025e-09 au
q 1.906778730807787 1.2704e-07 au
i 7.3821850160469 4.3826e-06 deg
node 60.51369632257627 3.3093e-05 deg
peri 312.9302265879933 3.4433e-05 deg
M 225.2265832148367 9.8419e-06 deg
tp 2459681.291047023598
(2022-Apr-11.79104702)
3.601e-05 TDB
period 1284.26496157178
3.52
6.0839e-06
1.666e-08
d
yr
n .2803159867878082 1.3279e-09 deg/d
Q 2.717749841311933 8.5831e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1076  
   data-arc span      8773 days (24.02 yr)  
   first obs. used      1996-05-13  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52492  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:50:22  

Additional Information
 Earth MOID = .915724 au 
 Jupiter MOID = 2.75779 au 
 T_jup = 3.552 
[ 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 15.44   n/a E2021B10  
rotation period rot_per 2.35177 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.]

58627 Rieko           Discovered 1997 Nov. 8 by M. Aoki at Toyama.
Rieko is the wife of the discoverer. Her understanding and support of his astronomical observations have greatly contributed to his discovery of supernovae and minor planets.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120406/MPCPages.arcLast Updated: 2012-04-09

Alternate Designations
 1997 VG5 = 2002 AX27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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