+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   100363 (1995 US14) Classification: Main-belt Asteroid          SPK-ID: 2100363 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .212446574052416 4.4433e-08   a 2.376018732339474 9.5817e-09 au q 1.871241692769589 1.0922e-07 au i 1.623311005968048 4.9481e-06 deg node 316.7307070189451 0.00016882 deg peri 352.2090040088891 0.00016934 deg M 15.12646767960523 1.2023e-05 deg tp 2459144.290691793032 (2020-Oct-21.79069179) 4.4619e-05 TDB period 1337.744632991321 3.66 8.092e-06 2.215e-08 d yr n .2691096574949484 1.6278e-09 deg/d Q 2.88079577190936 1.1617e-08 au   Orbit Determination Parameters    # obs. used (total)      543      data-arc span      9044 days (24.76 yr)      first obs. used      1995-10-17      last obs. used      2020-07-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56422      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 20:06:36   Additional Information  Earth MOID = .854638 au   Jupiter MOID = 2.38385 au   T_jup = 3.510  [ hide covariance matrix ] Orbital Elements at Epoch 2456635.5 (2013-Dec-09.0) TDB Reference: JPL 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .212809104511595 4.4448e-08   q 1.869741572720862 1.0918e-07 au tp 2456466.946181219295 (2013-Jun-23.44618122) 4.4309e-05 TDB node 316.815060401051 0.00016842 deg peri 351.7581255076493 0.00016894 deg i 1.626807842611178 4.9466e-06 deg   Orbit Determination Parameters    # obs. used (total)      543      data-arc span      9044 days (24.76 yr)      first obs. used      1995-10-17      last obs. used      2020-07-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56422      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 20:06:36   Additional Information  Jupiter MOID = 2.38385 au   T_jup = 3.510  Orbit Covariance (6×6)   e q tp node peri i e 1.975637855293565E-15 -4.844080958771904E-15 6.857694148242125E-13 9.508830107376862E-15 1.971655352026632E-13 -3.945531403913302E-16 q -4.844080958771904E-15 1.192115073277108E-14 -1.686072261091734E-12 -2.193378736673158E-14 -4.858711788134908E-13 1.093866334573464E-15 tp 6.857694148242125E-13 -1.686072261091734E-12 1.963267813155858E-9 1.475258951606326E-11 6.049894463953771E-10 -1.485811715193175E-15 node 9.508830107376862E-15 -2.193378736673158E-14 1.475258951606326E-11 2.836611003477425E-8 -2.834992839470602E-8 2.294603163281347E-10 peri 1.971655352026632E-13 -4.858711788134908E-13 6.049894463953771E-10 -2.834992839470602E-8 2.854099835196233E-8 -2.293768246983849E-10 i -3.945531403913302E-16 1.093866334573464E-15 -1.485811715193175E-15 2.294603163281347E-10 -2.293768246983849E-10 2.446889960149769E-11 [ 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 16.51   n/a E2021B55   100363 (1995 US14)          Discovered 1995-Oct-17 by Spacewatch at Kitt Peak Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1995 US14 = 2002 PB83  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-12 07:46 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin