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1315 Bronislawa (1933 SF1)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001315
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 61 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07519997130906958 1.4326e-08  
a 3.206896479056118 1.1955e-08 au
q 2.965737955839941 4.6709e-08 au
i 7.082257906986427 1.5026e-06 deg
node 236.4841585624889 7.8762e-06 deg
peri 21.44673113815556 1.6984e-05 deg
M 156.4343206690904 1.8255e-05 deg
tp 2458289.002718191317
(2018-Jun-19.50271819)
0.00010452 TDB
period 2097.615280634274
5.74
1.173e-05
3.211e-08
d
yr
n .1716234637131094 9.5971e-10 deg/d
Q 3.448055002272294 1.2854e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3416  
   data-arc span      42130 days (115.35 yr)  
   first obs. used      1905-11-04  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41981  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 12:17:07  

Additional Information
 Earth MOID = 1.95062 au 
 Jupiter MOID = 1.58878 au 
 T_jup = 3.176 
[ 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 10.08   n/a E2021B10  
diameter diameter 64.863 km 0.340 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 9.578 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Ditteon, R.; West, J. (2011) Minor Planet Bull. 38, 214-217.]
[Moravec, P.; Letfullina, A.; Ditteon, R. (2013) Minor Planet Bull. 40, 17-20.]
[Polakis, T. (2018) Minor Planet Bull. 45, 347-352.]
geometric albedo albedo 0.040   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1315 Bronislawa (1933 SF1)          Discovered 1933-Sep-16 by Arend, S. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1933 SF1 = 1949 KC = 1951 UB = 1962 UB = 1966 HN = A905 VE = A916 UF = A924 BG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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