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4743 Kikuchi (1988 DA)
Classification: Main-belt Asteroid          SPK-ID: 2004743
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1002013265647479 3.78e-08  
a 2.267017957053342 6.4595e-09 au
q 2.039859750410493 8.5348e-08 au
i 4.871757755043688 4.316e-06 deg
node 5.458510514131301 3.9239e-05 deg
peri 169.8670743497445 4.3195e-05 deg
M 149.5600405140286 1.791e-05 deg
tp 2458482.542721238307
(2018-Dec-30.04272124)
6.2011e-05 TDB
period 1246.75427817044
3.41
5.3286e-06
1.459e-08
d
yr
n .2887497611223641 1.2341e-09 deg/d
Q 2.494176163696192 7.1068e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2001  
   data-arc span      22327 days (61.13 yr)  
   first obs. used      1958-07-12  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49113  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:20:30  

Additional Information
 Earth MOID = 1.04424 au 
 Jupiter MOID = 2.46708 au 
 T_jup = 3.604 
[ 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 13.9   n/a MPO492807  
diameter diameter 4.104 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.347   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4743 Kikuchi (1988 DA)          Discovered 1988-Feb-16 by Fujii and Watanabe at Kitami
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1988 DA = 1978 GD4 = 1978 JG3 = 1986 SL 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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