+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   212301 (2005 NO52) Classification: Main-belt Asteroid          SPK-ID: 2212301 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1529802788623242 7.243e-08   a 3.198080396121621 3.7965e-08 au q 2.708837165298803 2.3252e-07 au i 5.842047212455478 7.9945e-06 deg node 152.6965726685235 5.3356e-05 deg peri 194.0360268293346 5.6239e-05 deg M 178.268728488454 1.6748e-05 deg tp 2457966.060349694257 (2017-Jul-31.56034969) 9.5298e-05 TDB period 2088.971393175032 5.72 3.7198e-05 1.018e-07 d yr n .1723336189170284 3.0687e-09 deg/d Q 3.687323626944439 4.3773e-08 au   Orbit Determination Parameters    # obs. used (total)      244      data-arc span      7953 days (21.77 yr)      first obs. used      1998-04-24      last obs. used      2020-02-01      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61528      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 02:43:44   Additional Information  Earth MOID = 1.70222 au   Jupiter MOID = 1.73084 au   T_jup = 3.168  [ hide covariance matrix ] Orbital Elements at Epoch 2457094.5 (2015-Mar-13.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1514273704026902 7.2313e-08   q 2.714162124391228 2.316e-07 au tp 2457966.679098536349 (2017-Aug-01.17909854) 9.6429e-05 TDB node 152.7180833466694 5.3366e-05 deg peri 194.2117204201037 5.6326e-05 deg i 5.840496448387244 7.9927e-06 deg   Orbit Determination Parameters    # obs. used (total)      244      data-arc span      7953 days (21.77 yr)      first obs. used      1998-04-24      last obs. used      2020-02-01      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61528      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 02:43:44   Additional Information  Jupiter MOID = 1.73084 au   T_jup = 3.168  Orbit Covariance (6×6)   e q tp node peri i e 5.229204049259917E-15 -1.658636994013924E-14 2.316397122765997E-13 1.74547952941401E-14 -5.760103436425402E-14 -4.155179490140278E-15 q -1.658636994013924E-14 5.363710608875114E-14 -7.536825751438542E-13 -3.917473183295736E-14 7.294578709980643E-14 1.704414721939546E-14 tp 2.316397122765997E-13 -7.536825751438542E-13 9.298593545158922E-9 -1.94095476001991E-12 1.73672716430761E-9 -2.18698119256673E-12 node 1.74547952941401E-14 -3.917473183295736E-14 -1.94095476001991E-12 2.847954636005157E-9 -2.833826317604358E-9 9.043359016964236E-11 peri -5.760103436425402E-14 7.294578709980643E-14 1.73672716430761E-9 -2.833826317604358E-9 3.172670366197328E-9 -9.049216287309251E-11 i -4.155179490140278E-15 1.704414721939546E-14 -2.18698119256673E-12 9.043359016964236E-11 -9.049216287309251E-11 6.388294017885181E-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 15.6   n/a MPO427250   212301 (2005 NO52)          Discovered 2005-Jul-10 by Spacewatch at Kitt Peak Reference: 20090409/Numbers.arc Last Updated: 2009-04-10 [ show close-approach data ] Alternate Designations  2005 NO52 = 2006 VU154  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-04 11:58 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin