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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1001435203579838 3.2127e-08  
a 2.905052939062827 1.0747e-08 au
q 2.614130710918769 9.1261e-08 au
i 3.23522950985053 3.0945e-06 deg
node 110.962579461703 9.5902e-05 deg
peri 20.69181353713995 9.9573e-05 deg
M 75.43153439506946 2.6987e-05 deg
tp 2458621.551716141011
(2019-May-18.05171614)
0.00013496 TDB
period 1808.545766479242
4.95
1.0036e-05
2.748e-08
d
yr
n .1990549571221658 1.1045e-09 deg/d
Q 3.195975167206887 1.1823e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2417  
   data-arc span      29375 days (80.42 yr)  
   first obs. used      1940-01-13  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43013  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:33:03  

Additional Information
 Earth MOID = 1.62903 au 
 Jupiter MOID = 1.83718 au 
 T_jup = 3.276 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456760.5 (2014-Apr-13.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1022525646081893 3.2119e-08  
q 2.610187056619981 9.1689e-08 au
tp 2456813.756728109893
(2014-Jun-05.25672811)
0.00012974 TDB
node 110.9771107960625 9.5853e-05 deg
peri 21.0010349142238 9.9375e-05 deg
i 3.235486582586003 3.0952e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2417  
   data-arc span      29375 days (80.42 yr)  
   first obs. used      1940-01-13  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43013  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:33:03  

Additional Information
 Jupiter MOID = 1.83718 au 
 T_jup = 3.276 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.03162348543269E-15 -2.929530354883288E-15 1.668916692395343E-12 -1.647041642365924E-14 3.326656659176469E-13 -3.202302204596315E-16
q -2.929530354883288E-15 8.406872935031969E-15 -4.593346767528818E-12 4.553347273577817E-14 -9.153084792852659E-13 9.215603032510503E-16
tp 1.668916692395343E-12 -4.593346767528818E-12 1.683148813210769E-8 -7.222701323178077E-11 3.456791885805323E-9 -3.072814312753848E-12
node -1.647041642365924E-14 4.553347273577817E-14 -7.222701323178077E-11 9.187753029318173E-9 -9.187227386100343E-9 -4.160032480238108E-13
peri 3.326656659176469E-13 -9.153084792852659E-13 3.456791885805323E-9 -9.187227386100343E-9 9.875350397194091E-9 -2.105964343123845E-13
i -3.202302204596315E-16 9.215603032510503E-16 -3.072814312753848E-12 -4.160032480238108E-13 -2.105964343123845E-13 9.58047635272891E-12

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1903-Apr-09 12:18 00:02 Jupiter 1.83649847249486 1.83649808053776 1.83649886445218 2.44291680944643 2.24619912258988 2416214.012582187 1.88093365559201 107.433283825321 6.66931655904984 89.812840133393 2797837.79318174 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:33:16 2020-Jun-23 15:33
1962-Nov-29 18:37 < 00:01 Jupiter 1.84310431087034 1.84310385243384 1.84310476930683 2.51488986240606 2.32498280708603 2437998.275703401 0.877850910136875 63.0840379737278 5.60853672927973 85.2600354731016 2507090.13432493 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:33:16 2020-Jun-23 15:33
2022-Jul-22 19:55 < 00:01 Jupiter 1.86428136871699 1.864280928134 1.86428180929987 2.64403834522436 2.46622251514104 2459783.329544719 0.2263390781029 43.0646110636612 8.61925817766258 85.996561313711 2640490.43871155 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:33:16 2020-Jun-23 15:33
2056-Jun-09 17:10 < 00:01 Jupiter 1.94256568772265 1.9425652705905 1.94256610485479 2.67124075387396 2.50269083200957 2472159.214936059 0.719928178646592 52.8613579290454 11.5370779865555 -86.3936872410627 3534342.93899955 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:33:16 2020-Jun-23 15:33
2082-Mar-15 15:08 00:01 Jupiter 1.89900322968464 1.89900275012927 1.89900370924001 2.83125034681632 2.66906498302961 2481569.130313288 1.17231266002056 72.455946821636 11.0437117547909 85.8054723161095 2612714.23346614 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:33:16 2020-Jun-23 15:33
2116-Feb-02 05:46 00:02 Jupiter 1.89413366260537 1.89413305429358 1.89413427091769 2.54051250730366 2.35793124612226 2493944.740005554 1.71440866890895 81.7652547379828 12.5600930165129 -81.6203288992966 3372824.37113844 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:33:16 2020-Jun-23 15:33
2141-Nov-07 18:07 00:02 Jupiter 1.94568101493876 1.94568026241107 1.94568176746756 3.07333014582026 2.92825694378082 2503355.254551034 2.15589911997062 106.634931971899 14.6911778706434 79.639810182661 2534452.56467746 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:33:16 2020-Jun-23 15:33
2175-Sep-27 02:37 00:03 Jupiter 1.85772072060346 1.85772007153573 1.85772136967341 2.45260751990325 2.25906823608198 2515731.608995192 2.71895848409392 134.177129310663 10.5418388978861 -83.6822873503434 3479123.0437973 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:33:16 2020-Jun-23 15:33
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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