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7023 Heiankyo (1992 KE)
Classification: Main-belt Asteroid          SPK-ID: 2007023
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1369030547391237 4.9883e-08  
a 2.4553466061833 1.505e-08 au
q 2.119202155353466 1.2654e-07 au
i 7.570580793046475 5.3206e-06 deg
node 106.4388331555036 4.7405e-05 deg
peri 186.2778240329765 5.2828e-05 deg
M 63.88815302102799 2.4934e-05 deg
tp 2457351.106304652260
(2015-Nov-24.60630465)
9.6902e-05 JED
period 1405.295443360772
3.85
1.292e-05
3.537e-08
d
yr
n .2561738897687293 2.3553e-09 deg/d
Q 2.791491057013133 1.711e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1180  
   data-arc span      21813 days (59.72 yr)  
   first obs. used      1955-11-24  
   last obs. used      2015-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50199  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:21:00  

Additional Information
 Earth MOID = 1.10288 au 
 Jupiter MOID = 2.37218 au 
 T_jup = 3.468 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0 mag n/a MPO344358  
rotation period rot_per 10.807 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2015) Minor Planet Bul. 42, 279.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]

7023 Heiankyo           Discovered 1992 May 25 by A. Sugie at Dynic.
Heiankyo, meaning `Peaceful Capital', is another name of Kyoto. From 794 to 1868 it was the capital of Japan, and the center of Japanese culture.
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 2015-01-05Last Updated: 2015-01-07

Alternate Designations
 1992 KE = 1977 NL = 1980 EL1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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