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1326 Losaka (1934 NS)
Classification: Main-belt Asteroid          SPK-ID: 2001326
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2254371528499662 1.2926e-08  
a 2.666729509249263 8.5162e-09 au
q 2.065549601263122 3.6573e-08 au
i 15.98370196277252 5.201e-07 deg
node 101.697191635656 3.6746e-06 deg
peri 278.3713393168877 6.0788e-06 deg
M 297.2907394415292 7.8666e-06 deg
tp 2459673.574179588441
(2022-Apr-04.07417959)
3.5534e-05 TDB
period 1590.621604584763
4.35
7.6195e-06
2.086e-08
d
yr
n .2263266127923487 1.0842e-09 deg/d
Q 3.267909417235404 1.0436e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3234  
   data-arc span      31755 days (86.94 yr)  
   first obs. used      1934-07-14  
   last obs. used      2021-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38129  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 12:14:54  

Additional Information
 Earth MOID = 1.1384 au 
 Jupiter MOID = 2.40428 au 
 T_jup = 3.292 
[ 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 11.03   n/a E2021B10 IRAS observations used: 2
diameter diameter 26.336 km 0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.900 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2006) Minor Planet Bull. 33, 82-84.]
geometric albedo albedo 0.089   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.785   0.013 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=5.72, mean=5.73, max.=5.74) deg.
U-B UB 0.475   0.064 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=5.72, mean=5.73, max.=5.74) deg.
Tholen spectral type spec_T CSU   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

1326 Losaka (1934 NS)          Discovered 1934-Jul-14 by Jackson, C. at Johannesburg (UO)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1934 NS = 1951 LS = 1951 MA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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