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19083 Mizuki (1977 DA4)
Classification: Main-belt Asteroid          SPK-ID: 2019083
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05518790204379876 3.5897e-08  
a 2.887237810973448 1.3935e-08 au
q 2.727897213484294 1.0662e-07 au
i 3.239085194622656 3.7538e-06 deg
node 68.67399403933135 6.218e-05 deg
peri 344.5464516693204 7.06e-05 deg
M 27.25199830594794 3.2334e-05 deg
tp 2458864.850525950578
(2020-Jan-16.35052595)
0.00016097 TDB
period 1791.935039388783
4.91
1.2973e-05
3.552e-08
d
yr
n .2009001398414496 1.4544e-09 deg/d
Q 3.046578408462603 1.4704e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2053  
   data-arc span      15685 days (42.94 yr)  
   first obs. used      1977-02-18  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47733  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:41:04  

Additional Information
 Earth MOID = 1.73906 au 
 Jupiter MOID = 2.16001 au 
 T_jup = 3.287 
[ 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 13.4   n/a MPO416912  
rotation period rot_per 3.047 h n/a LCDB (Rev. 2019-August); 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.]

19083 Mizuki           Discovered 1977 Feb. 18 by H. Kosai and K. Hurukawa at Kiso.
Mizuki is an ancient Japanese castle built in Chikushi (now Fukuoka city) in Fukuoka Prefecture in 664. The base of the castle was 1 km by 80 m.
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 2017-11-04Last Updated: 2017-11-07

Alternate Designations
 1977 DA4 = 1992 EQ3 = 1999 RR86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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