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4256 Kagamigawa (1986 TX)
Classification: Main-belt Asteroid          SPK-ID: 2004256
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06971718128755292 2.7985e-08  
a 2.351301279626535 7.6408e-09 au
q 2.187375182053156 6.5847e-08 au
i 3.04327164908124 3.3297e-06 deg
node 72.5030710780885 5.7153e-05 deg
peri 227.5108704494075 6.1851e-05 deg
M 193.9269241891253 2.3706e-05 deg
tp 2459608.015797612421
(2022-Jan-28.51579761)
8.6998e-05 TDB
period 1316.924408562982
3.61
6.4193e-06
1.758e-08
d
yr
n .2733642095622097 1.3325e-09 deg/d
Q 2.515227377199913 8.1735e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2744  
   data-arc span      13784 days (37.74 yr)  
   first obs. used      1982-07-27  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:05:22  

Additional Information
 Earth MOID = 1.17304 au 
 Jupiter MOID = 2.60173 au 
 T_jup = 3.552 
[ 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 13.1   n/a MPO302089  
diameter diameter 7.559 km 0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.233   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B Xc   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

4256 Kagamigawa (1986 TX)          Discovered 1986-Oct-03 by Seki, T. at Geisei
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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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
1955-May-14 14:08 00:01 Vesta 0.0266109168470292 0.0266080893519319 0.0266137452276618 2.02960222032673 2.02960001727823 2435242.088808142 1.00862663995326 281.021967854898 29.5294104671633 -60.8385777071796 116041.34822637 T 35 CATAB v2.0f-lin.ifort 2020-May-20 02:05:39 2020-May-20 02:05
1978-Oct-20 06:07 < 00:01 Vesta 0.0395312370921779 0.0395283131317029 0.0395341611401978 2.31193048838492 2.3119291864792 2443801.754625025 0.850859914358686 172.219231601081 27.1461908649466 33.4756310906088 121995.453248565 T 35 CATAB v2.0f-lin.ifort 2020-May-20 02:05:39 2020-May-20 02:05

Alternate Designations
 1986 TX = 1985 GO1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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