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16731 Mitsumata (1996 HK1)
Classification: Main-belt Asteroid          SPK-ID: 2016731
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09358446129158492 4.1803e-08  
a 2.223590341333402 6.2107e-09 au
q 2.015496837106544 9.4901e-08 au
i 6.87050366550608 4.0436e-06 deg
node 40.02950480248571 2.8121e-05 deg
peri 343.2175706008906 3.3056e-05 deg
M 356.213025610222 1.6464e-05 deg
tp 2459213.240030349863
(2020-Dec-29.74003035)
5.5386e-05 TDB
period 1211.101648411081
3.32
5.074e-06
1.389e-08
d
yr
n .2972500289074052 1.2454e-09 deg/d
Q 2.431683845560259 6.7919e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1303  
   data-arc span      9090 days (24.89 yr)  
   first obs. used      1996-04-17  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53502  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:40:19  

Additional Information
 Earth MOID = 1.01905 au 
 Jupiter MOID = 2.93436 au 
 T_jup = 3.632 
[ 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 15.67   n/a E2021B10  

16731 Mitsumata           Discovered 1996 Apr. 17 at Saji Observatory.
Mitsumata is an ingredient used in traditional Japanese papermaking and represents a local Saji industry. Saji village produces the major share of this country's handmade Japanese paper, the paper of choice for the writing of calligraphy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010109/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1996 HK1 = 1997 TS9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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