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22395 Ourakenji (1994 TD3)
Classification: Main-belt Asteroid          SPK-ID: 2022395
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1064008430933822 1.7547e-08  
a 2.778459268323251 1.2265e-08 au
q 2.482828859673036 5.2907e-08 au
i 8.742131380738202 1.2162e-06 deg
node 17.94835810501896 5.1024e-06 deg
peri 326.8209433096297 9.7076e-06 deg
M 267.0801945417544 1.1237e-05 deg
tp 2459637.126680037144
(2022-Feb-26.62668004)
5.3765e-05 TDB
period 1691.626494891928
4.63
1.1201e-05
3.067e-08
d
yr
n .2128129354127899 1.4091e-09 deg/d
Q 3.074089676973467 1.357e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2020  
   data-arc span      14516 days (39.74 yr)  
   first obs. used      1980-10-14  
   last obs. used      2020-07-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47814  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:05:23  

Additional Information
 Earth MOID = 1.47986 au 
 Jupiter MOID = 2.35776 au 
 T_jup = 3.309 
[ 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 13.43   n/a E2021B10  
diameter diameter 5.194 km 0.302 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.344   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22395 Ourakenji           Discovered 1994 Oct. 2 by K. Endate and K. Watanabe at Kitami.
Kenji Oura (b. 1965) is the director of the Kanoya City Planetarium, Kagoshima prefecture. He organizes local star parties for amateur astronomers and lay persons alike.
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 2019-12-12Last Updated: 2019-12-13

Alternate Designations
 1994 TD3 = 1980 TK3 = 1999 XL129 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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