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1349 Bechuana (1934 LJ)
Classification: Main-belt Asteroid          SPK-ID: 2001349
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 48 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1556251304976356 3.2854e-08  
a 3.014551308412527 1.2837e-08 au
q 2.54541136764901 9.8127e-08 au
i 10.05144410831005 3.6539e-06 deg
node 307.081314638303 2.2298e-05 deg
peri 305.4973343996552 2.5603e-05 deg
M 202.7583533490237 1.4102e-05 deg
tp 2460035.521253077756
(2023-Apr-01.02125308)
7.6675e-05 TDB
period 1911.755934324704
5.23
1.2211e-05
3.343e-08
d
yr
n .1883085563048947 1.2028e-09 deg/d
Q 3.483691249176045 1.4834e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3287  
   data-arc span      31632 days (86.60 yr)  
   first obs. used      1934-06-13  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39274  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:54:34  

Additional Information
 Earth MOID = 1.5449 au 
 Jupiter MOID = 1.71258 au 
 T_jup = 3.207 
[ 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 10.55   n/a E2021B10  
diameter diameter 24.249 km 0.334 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 15.692 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.150   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1349 Bechuana (1934 LJ)          Discovered 1934-Jun-13 by Jackson, C. at Johannesburg (UO)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1934 LJ = 1934 NH = 1950 PA = 1950 QO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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