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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09936126874720611 2.2729e-08  
a 2.907489613509147 1.0099e-08 au
q 2.618597756641555 6.4166e-08 au
i 3.234864175713195 7.7916e-07 deg
node 110.9637396457407 2.1169e-05 deg
peri 21.01803919625985 2.4759e-05 deg
M 153.9204836911705 1.0852e-05 deg
tp 2458622.270698696613
(2019-May-18.77069870)
5.2481e-05 TDB
period 1810.821677434788
4.96
9.4344e-06
2.583e-08
d
yr
n .198804777127462 1.0358e-09 deg/d
Q 3.19638147037674 1.1102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2740  
   data-arc span      29752 days (81.46 yr)  
   first obs. used      1940-01-13  
   last obs. used      2021-06-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41333  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 12:30:40  

Additional Information
 Earth MOID = 1.63405 au 
 Jupiter MOID = 1.83464 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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