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4496 Kamimachi (1988 XM1)
Classification: Main-belt Asteroid          SPK-ID: 2004496
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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05650969711906225 1.5163e-08  
a 2.811987231045278 1.0614e-08 au
q 2.653082684316239 4.5198e-08 au
i 4.796152203647761 4.1949e-07 deg
node 162.8337396760661 5.1383e-06 deg
peri 326.5156556252003 1.7764e-05 deg
M 231.8114069487601 1.9993e-05 deg
tp 2459813.789209273997
(2022-Aug-22.28920927)
9.6598e-05 TDB
period 1722.338236838175
4.72
9.7519e-06
2.67e-08
d
yr
n .2090181779049851 1.1835e-09 deg/d
Q 2.970891777774317 1.1214e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2709  
   data-arc span      23792 days (65.14 yr)  
   first obs. used      1955-12-18  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4508  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:25:21  

Additional Information
 Earth MOID = 1.66903 au 
 Jupiter MOID = 2.04276 au 
 T_jup = 3.313 
[ 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 13.05   n/a E2021B10  
diameter diameter 7.217 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.257   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4496 Kamimachi (1988 XM1)          Discovered 1988-Dec-09 by Seki, T. at Geisei
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1988 XM1 = 1976 GY6 = 1985 DH3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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