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65894 Echizenmisaki (1998 BO48)
Classification: Main-belt Asteroid          SPK-ID: 2065894
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1234293946828111 3.4834e-08  
a 2.258335188557905 6.116e-09 au
q 1.979590243243311 8.0037e-08 au
i 1.344670726379221 3.9903e-06 deg
node 163.4765946226842 0.00011647 deg
peri 233.3972413676863 0.00011749 deg
M 357.4507282643434 1.4036e-05 deg
tp 2459209.277981463020
(2020-Dec-25.77798146)
4.8326e-05 TDB
period 1239.598463548353
3.39
5.0356e-06
1.379e-08
d
yr
n .2904166232745233 1.1798e-09 deg/d
Q 2.537080133872499 6.8709e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1867  
   data-arc span      8450 days (23.13 yr)  
   first obs. used      1998-01-30  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47594  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:00:15  

Additional Information
 Earth MOID = .985816 au 
 Jupiter MOID = 2.84547 au 
 T_jup = 3.611 
[ 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 14.95   n/a E2021B10  
diameter diameter 2.954 km 0.184 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.154   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65894 Echizenmisaki           Discovered 1998 Jan. 30 by T. Seki at Geisei.
Echizenmisaki is a promontory in Fukui prefecture that projects into the Sea of Japan. It is a famous tourist attraction and known for Echizen crabs.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20091202/MPCPages.arcLast Updated: 2010-04-12

Alternate Designations
 1998 BO48 = 1998 DX4 = 2000 RF9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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