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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09995146627993363 3.1962e-08  
a 2.905571288098914 1.0637e-08 au
q 2.615155177472552 9.0563e-08 au
i 3.235249686044122 3.0649e-06 deg
node 110.9623052263061 9.5229e-05 deg
peri 20.78481446839667 9.8935e-05 deg
M 115.1617406311606 2.7113e-05 deg
tp 2458621.802708751016
(2019-May-18.30270875)
0.00013524 TDB
period 1809.02983671353
4.95
9.9344e-06
2.72e-08
d
yr
n .1990016928930333 1.0928e-09 deg/d
Q 3.195987398725276 1.1701e-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 = 1.62995 au 
 Jupiter MOID = 1.83618 au 
 T_jup = 3.275 
[ 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 11.63   n/a E2021B10  
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. 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:
[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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