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8046 Ajiki (1995 BU)
Classification: Main-belt Asteroid          SPK-ID: 2008046
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03110271979606742 3.6065e-08  
a 2.427747045764977 9.0743e-09 au
q 2.352237509664819 8.9684e-08 au
i 22.29412610732889 4.0084e-06 deg
node 130.709147576517 1.042e-05 deg
peri 345.7451166848626 6.4283e-05 deg
M 261.7581894963226 6.3352e-05 deg
tp 2459377.548689003338
(2021-Jun-12.04868900)
0.00024322 TDB
period 1381.667615298282
3.78
7.7465e-06
2.121e-08
d
yr
n .2605547065111469 1.4608e-09 deg/d
Q 2.503256581865136 9.3566e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1971  
   data-arc span      11400 days (31.21 yr)  
   first obs. used      1989-08-29  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4483  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:33:36  

Additional Information
 Earth MOID = 1.36906 au 
 Jupiter MOID = 2.55277 au 
 T_jup = 3.407 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5   n/a MPO395078  
diameter diameter 5.423 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.288   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

8046 Ajiki           Discovered 1995 Jan. 25 by T. Kobayashi at Oizumi.
Osamu Ajiki (b. 1965), an amateur astronomer and computer programmer, contributed to the popularization of astronomy by developing a wide variety of astronomical software that is regularly used by astronomers around the world.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030106/MPCPages.arcLast Updated: 2003-10-02

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1989-May-12 06:07 < 00:01 Eunom 0.0215650370702463 0.0215635763516515 0.0215664979578832 11.3834904397612 11.383490382578 2447658.755114410 0.231636642068611 126.976478792549 29.341637279087 57.3427416164496 93561.1303362259 T 34 CATAB v2.0f-lin.ifort 2020-Dec-18 02:33:42 2020-Dec-18 02:33
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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