+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   305614 (2008 YV170) Classification: Main-belt Asteroid          SPK-ID: 2305614 [ 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 .08726411425268693 7.0642e-08   a 2.333469705629519 1.5136e-08 au q 2.129841538632281 1.7036e-07 au i 1.968740595984433 7.0555e-06 deg node 202.1463315964775 0.00015151 deg peri 20.25245099964593 0.00015706 deg M 332.8737591833345 4.4143e-05 deg tp 2459098.604468571530 (2020-Sep-06.10446857) 0.0001599 TDB period 1301.97209869392 3.56 1.2668e-05 3.468e-08 d yr n .276503621207502 2.6904e-09 deg/d Q 2.537097872626757 1.6457e-08 au   Orbit Determination Parameters    # obs. used (total)      235      data-arc span      7673 days (21.01 yr)      first obs. used      1999-05-19      last obs. used      2020-05-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58294      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 19:11:21   Additional Information  Earth MOID = 1.12124 au   Jupiter MOID = 2.43377 au   T_jup = 3.563  [ hide covariance matrix ] Orbital Elements at Epoch 2457525.5 (2016-May-17.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08798759746437634 7.0594e-08   q 2.128388179156163 1.7045e-07 au tp 2457795.943026374158 (2017-Feb-11.44302637) 0.0001559 TDB node 202.1682827309081 0.00015161 deg peri 20.15507031636435 0.00015709 deg i 1.967583038088168 7.0561e-06 deg   Orbit Determination Parameters    # obs. used (total)      235      data-arc span      7673 days (21.01 yr)      first obs. used      1999-05-19      last obs. used      2020-05-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58294      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 19:11:21   Additional Information  Jupiter MOID = 2.43377 au   T_jup = 3.563  Orbit Covariance (6×6)   e q tp node peri i e 4.983568380384227E-15 -1.199894724956345E-14 -7.463374646707163E-12 -1.41431586044198E-14 -1.867796717844947E-12 -7.944726105598216E-16 q -1.199894724956345E-14 2.905471469674116E-14 1.784844259870864E-11 3.503599810168706E-14 4.45230147065871E-12 1.881973092148265E-15 tp -7.463374646707163E-12 1.784844259870864E-11 2.430396974072136E-8 5.0099192742339E-12 6.426338616738253E-9 3.991504497358261E-12 node -1.41431586044198E-14 3.503599810168706E-14 5.0099192742339E-12 2.298686370921725E-8 -2.29719467473847E-8 -4.725864670292986E-10 peri -1.867796717844947E-12 4.45230147065871E-12 6.426338616738253E-9 -2.29719467473847E-8 2.467756050186638E-8 4.734038476500448E-10 i -7.944726105598216E-16 1.881973092148265E-15 3.991504497358261E-12 -4.725864670292986E-10 4.734038476500448E-10 4.978880343421928E-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 17.3   n/a MPO413264   305614 (2008 YV170)          Discovered 2008-Dec-31 by Spacewatch at Kitt Peak Reference: 20111110/Numbers.arc Last Updated: 2011-11-14 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-27 05:13 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin