+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   100735 Alpomoranska (1998 DE1) Classification: Main-belt Asteroid          SPK-ID: 2100735 [ 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 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1258245254562585 7.3652e-08   a 2.372508170081599 1.2739e-08 au q 2.073988455439986 1.773e-07 au i 3.983521344468932 4.4006e-06 deg node 259.9049150293179 9.044e-05 deg peri 275.3418645983953 9.2615e-05 deg M 12.02719025483082 1.7901e-05 deg tp 2458955.906487468838 (2020-Apr-16.40648747) 6.644e-05 TDB period 1334.780956405864 3.65 1.0751e-05 2.943e-08 d yr n .2697071742537924 2.1723e-09 deg/d Q 2.671027884723212 1.4342e-08 au   Orbit Determination Parameters    # obs. used (total)      312      data-arc span      8128 days (22.25 yr)      first obs. used      1998-02-19      last obs. used      2020-05-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57255      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 20:04:31   Additional Information  Earth MOID = 1.08297 au   Jupiter MOID = 2.31378 au   T_jup = 3.530  [ 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 16.86   n/a E2021B55   100735 Alpomořanská           Discovered 1998 Feb. 19 by M. Tichy and J. Ticha at Klet. Alžběta Pomořanská (or Elizabeth of Pomerania, c. 1347--1393) was the fourth and final wife of Roman Emperor and King of Bohemia Charles IV. She bore eight children, including daughter Anne (who married Richard II of England) and son Zikmund (who became Holy Roman Emperor, King of Bohemia and Hungary). NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: MPC batch dated 2017-03-12 Last Updated: 2017-03-14 [ show close-approach data ] Alternate Designations  1998 DE1 = 2002 GS22  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Feb-28 15:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin