+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   233982 (1995 PW) Classification: Main-belt Asteroid          SPK-ID: 2233982 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1541177944168901 5.1298e-08   a 3.099728954102286 2.7093e-08 au q 2.622005564405868 1.5614e-07 au i .2543546980804806 6.7642e-06 deg node 35.66789108107996 0.0013101 deg peri 261.6464454987664 0.0013103 deg M 254.8807983332885 2.2776e-05 deg tp 2459782.554377830377 (2022-Jul-22.05437783) 0.00012773 TDB period 1993.352048879681 5.46 2.6134e-05 7.155e-08 d yr n .1806003110199876 2.3678e-09 deg/d Q 3.577452343798704 3.1269e-08 au   Orbit Determination Parameters    # obs. used (total)      175      data-arc span      8961 days (24.53 yr)      first obs. used      1995-07-22      last obs. used      2020-02-02      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .67936      source      ORB      producer      Otto Matic      solution date      2021-Apr-14 01:05:39   Additional Information  Earth MOID = 1.60419 au   Jupiter MOID = 1.62985 au   T_jup = 3.204  [ hide covariance matrix ] Orbital Elements at Epoch 2456978.5 (2014-Nov-17.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1523319318114046 5.098e-08   q 2.633486599392381 1.5393e-07 au tp 2457783.290035252973 (2017-Jan-29.79003525) 0.00012647 TDB node 35.35314454311239 0.0012969 deg peri 260.7729960881799 0.0012972 deg i .256293761459792 6.7631e-06 deg   Orbit Determination Parameters    # obs. used (total)      175      data-arc span      8961 days (24.53 yr)      first obs. used      1995-07-22      last obs. used      2020-02-02      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .67936      source      ORB      producer      Otto Matic      solution date      2021-Apr-14 01:05:39   Additional Information  Jupiter MOID = 1.62985 au   T_jup = 3.204  Orbit Covariance (6×6)   e q tp node peri i e 2.598932834868069E-15 -7.761588953773793E-15 1.753889974641322E-12 -1.60313231804384E-14 2.476972431172589E-13 -1.47414541452516E-16 q -7.761588953773793E-15 2.369401163706746E-14 -5.269001514820109E-12 1.219138464830538E-13 -8.738554517796211E-13 3.738061580405664E-18 tp 1.753889974641322E-12 -5.269001514820109E-12 1.599567707496252E-8 -3.287778214353352E-11 2.953003110567125E-9 -3.148025002964117E-13 node -1.60313231804384E-14 1.219138464830538E-13 -3.287778214353352E-11 1.682063348628998E-6 -1.682053308387802E-6 -2.540255325588088E-9 peri 2.476972431172589E-13 -8.738554517796211E-13 2.953003110567125E-9 -1.682053308387802E-6 1.682602010871227E-6 2.54016273440049E-9 i -1.47414541452516E-16 3.738061580405664E-18 -3.148025002964117E-13 -2.540255325588088E-9 2.54016273440049E-9 4.573978117212938E-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 16.59   n/a E2021B55   233982 (1995 PW)          Discovered 1995-Aug-03 by Spacewatch at Kitt Peak Reference: 20100330/Numbers.arc Last Updated: 2010-04-05 [ show close-approach data ] Alternate Designations  1995 PW = 2005 JA39 = 2007 VB282  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-20 08:48 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin