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4508 Takatsuki (1990 FG1)
Classification: Main-belt Asteroid          SPK-ID: 2004508
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08457919115639508 3.4125e-08  
a 2.195425655574601 6.149e-09 au
q 2.009738329382103 7.573e-08 au
i 1.98105936105602 2.8356e-06 deg
node 92.92120646833098 0.00011635 deg
peri 147.7117147231131 0.00011821 deg
M 295.5338124803187 2.1687e-05 deg
tp 2458813.267855234945
(2019-Nov-25.76785523)
7.1759e-05 TDB
period 1188.164382470973
3.25
4.9918e-06
1.367e-08
d
yr
n .3029883788060738 1.2729e-09 deg/d
Q 2.381112981767099 6.6691e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2666  
   data-arc span      24874 days (68.10 yr)  
   first obs. used      1951-04-03  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44936  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 00:29:50  

Additional Information
 Earth MOID = .997182 au 
 Jupiter MOID = 2.61206 au 
 T_jup = 3.664 
[ 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 13.6   n/a MPO435741  
diameter diameter 4.567 km 0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.325   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4508 Takatsuki (1990 FG1)          Discovered 1990-Mar-27 by Endate and Watanabe at Kitami
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1990 FG1 = 1951 GD = 1980 DM3 = 1981 QA2 = 1983 AM1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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