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1490 Limpopo (1936 LB)
Classification: Main-belt Asteroid          SPK-ID: 2001490
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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1543593269842424 3.6534e-08  
a 2.352511444368265 6.2218e-09 au
q 1.989379361092851 8.6586e-08 au
i 10.02106011761459 4.2903e-06 deg
node 254.2629935986577 2.3132e-05 deg
peri 90.63852191414411 2.7102e-05 deg
M 31.7876259156849 1.4033e-05 deg
tp 2458884.127158997513
(2020-Feb-04.62715900)
5.1257e-05 TDB
period 1317.941228829666
3.61
5.2285e-06
1.431e-08
d
yr
n .2731533031405965 1.0836e-09 deg/d
Q 2.715643527643678 7.1822e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2303  
   data-arc span      32812 days (89.83 yr)  
   first obs. used      1931-01-16  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42481  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:00:56  

Additional Information
 Earth MOID = 1.01248 au 
 Jupiter MOID = 2.72597 au 
 T_jup = 3.520 
[ 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 12.1   n/a MPO435710  
diameter diameter 14.844 km 0.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.647 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Sada, P.V. (2006) Minor Planet Bull. 33, 78-79.]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.]
geometric albedo albedo 0.068   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
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)

1490 Limpopo (1936 LB)          Discovered 1936-Jun-14 by Jackson, C. at Johannesburg (UO)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1936 LB = 1931 BL = 1937 WJ = 1937 YK = 1947 ND = 1965 OD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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