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1553 Bauersfelda (1940 AD)
Classification: Main-belt Asteroid          SPK-ID: 2001553
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1001435227214825 3.1947e-08  
a 2.905052938436319 1.0706e-08 au
q 2.614130703488912 9.0631e-08 au
i 3.23522960493683 3.065e-06 deg
node 110.9625811861264 9.5239e-05 deg
peri 20.69181231114786 9.8927e-05 deg
M 75.43153426297528 2.6983e-05 deg
tp 2458621.551716927204
(2019-May-18.05171693)
0.00013493 TDB
period 1808.545765894191
4.95
9.9974e-06
2.737e-08
d
yr
n .1990549571865586 1.1004e-09 deg/d
Q 3.195975173383725 1.1778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2537  
   data-arc span      29457 days (80.65 yr)  
   first obs. used      1940-01-13  
   last obs. used      2020-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42284  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:17:50  

Additional Information
 Earth MOID = 1.62903 au 
 Jupiter MOID = 1.83718 au 
 T_jup = 3.276 
[ 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 11.6   n/a MPO384761  
diameter diameter 13.772 km 0.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 51.191 h n/a LCDB (Rev. 2019-August); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.249   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   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)

1553 Bauersfelda (1940 AD)          Discovered 1940-Jan-13 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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