Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09936126861976524 2.2703e-08  
a 2.907489613307106 1.0052e-08 au
q 2.618597756830121 6.4125e-08 au
i 3.234864160686761 7.7887e-07 deg
node 110.9637406814061 2.1108e-05 deg
peri 21.01803810270737 2.469e-05 deg
M 153.9204838024444 1.0851e-05 deg
tp 2458622.270698217601
(2019-May-18.77069822)
5.2477e-05 TDB
period 1810.821677246037
4.96
9.3904e-06
2.571e-08
d
yr
n .1988047771481844 1.0309e-09 deg/d
Q 3.19638146978409 1.105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2831  
   data-arc span      29794 days (81.57 yr)  
   first obs. used      1940-01-13  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40828  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 07:49:23  

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

[ 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 1.83649836192114 1.83649813586892 1.83649858797367 2.44291619230979 2.24619844017711 2416214.012718026 1.79510701338343 93.7132433612338 2.09292380239962 -88.7453864793709 5194681.16336375 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 07:50:06 2021-Aug-25 07:50
1962-Nov-29 18:37 < 00:01 Jupiter 1.84310424849674 1.84310398803493 1.84310450895865 2.51488935373888 2.32498225127308 2437998.275748272 0.833233272287286 45.4796551938941 2.58041001504388 87.4448225151897 4963643.12291749 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 07:50:06 2021-Aug-25 07:50
2022-Jul-22 19:55 < 00:01 Jupiter 1.86428129919909 1.86428112000378 1.8642814783944 2.64403775115474 2.46622187238675 2459783.329516557 0.187162834959486 17.4970540247453 2.88306058975451 -84.1884164547888 8508656.64785785 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 07:50:06 2021-Aug-25 07:50
2056-Jun-09 17:10 < 00:01 Jupiter 1.94256552332861 1.94256516562456 1.94256588103267 2.67124015964343 2.50269018397733 2472159.215106340 0.673169132107246 23.2120123329734 5.79869778282342 -67.4419159244696 5434073.39249835 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 07:50:06 2021-Aug-25 07:50
2082-Mar-15 15:08 00:01 Jupiter 1.89900333282468 1.8990030858169 1.89900357983278 2.83125081422339 2.66906548883815 2481569.130779607 1.11251816536456 59.4673094446434 3.91274337409552 85.4106629749337 6488111.5316143 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 07:50:06 2021-Aug-25 07:50
2116-Feb-02 05:47 00:02 Jupiter 1.8941332807473 1.89413273310616 1.89413382838899 2.54051125845568 2.35792986338652 2493944.740785258 1.63321868437981 64.8052531998843 4.05153765341651 -76.3932041901953 5755475.30460651 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 07:50:06 2021-Aug-25 07:50
2141-Nov-07 18:08 00:02 Jupiter 1.94568147299159 1.94568085666772 1.94568208931701 3.07333237348771 2.92825931763285 2503355.255648746 2.05357669748959 96.4950673429039 5.20938264835273 78.4933939063203 6637900.31017102 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 07:50:06 2021-Aug-25 07:50
2175-Sep-27 02:39 00:03 Jupiter 1.85772023552535 1.85771966116033 1.85772080989269 2.45260615752962 2.25906670540499 2515731.610581490 2.59531060218131 121.036210770288 2.86771086866282 -82.3200685394184 5702515.13966834 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 07:50:06 2021-Aug-25 07:50
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-22 15:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin