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3786 Yamada (1988 AE)
Classification: Main-belt Asteroid          SPK-ID: 2003786
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 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08022995713862027 2.037e-08  
a 2.550297010938058 9.473e-09 au
q 2.345686791059746 5.393e-08 au
i 14.322488418465 7.3104e-07 deg
node 261.722996870125 2.6132e-06 deg
peri 356.670649992027 6.6488e-06 deg
M 242.2728410699116 1.012e-05 deg
tp 2459686.972990065576
(2022-Apr-17.47299007)
4.3176e-05 TDB
period 1487.594519524654
4.07
8.2884e-06
2.269e-08
d
yr
n .2420014293377704 1.3484e-09 deg/d
Q 2.75490723081637 1.0233e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3179  
   data-arc span      32942 days (90.19 yr)  
   first obs. used      1931-01-13  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39268  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:12:12  

Additional Information
 Earth MOID = 1.32879 au 
 Jupiter MOID = 2.31649 au 
 T_jup = 3.393 
[ 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 11.33   n/a MPCxxxxx  
diameter diameter 12.516 km 0.555 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 4.034 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2003) Minor Planet Bull. 30, 1-2.]
[Almeida, R.; Angeli, C.A.; Duffard, R.; Lazzaro, D. (2004) Astron. Astrophys. 415, 403-406.]
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Broz, M.; Durech, J.; Warner, B.D.; et al. (2013) Astron. Astrophys. 559, A134.]
[Kim, M.-J.; Choi, Y.-J.; Moon, H.-K.; Byun, Y.-I.; et al. (2014) Astron. J. 147, A56.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
geometric albedo albedo 0.409   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3786 Yamada (1988 AE)          Discovered 1988-Jan-10 by Kojima, T. at Chiyoda
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1988 AE = 1931 AE1 = 1954 XJ = 1958 WB = 1973 MA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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