+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   102877 (1999 WV13) Classification: Main-belt Asteroid          SPK-ID: 2102877 [ 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 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07247370625334047 4.0624e-08   a 2.388037055853258 1.4301e-08 au q 2.214967159745257 9.6967e-08 au i 7.527129455250426 4.7619e-06 deg node 54.89680843224691 2.8057e-05 deg peri 204.2612561242287 4.4116e-05 deg M 41.4553142999508 3.1758e-05 deg tp 2459045.283555611364 (2020-Jul-14.78355561) 0.0001195 TDB period 1347.907280972548 3.69 1.2108e-05 3.315e-08 d yr n .2670806850603635 2.3991e-09 deg/d Q 2.561106951961259 1.5337e-08 au   Orbit Determination Parameters    # obs. used (total)      466      data-arc span      7546 days (20.66 yr)      first obs. used      1999-11-16      last obs. used      2020-07-14      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .59045      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:44:03   Additional Information  Earth MOID = 1.20079 au   Jupiter MOID = 2.46092 au   T_jup = 3.519  [ hide covariance matrix ] Orbital Elements at Epoch 2457586.5 (2016-Jul-17.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07163789373031594 4.0757e-08   q 2.216161700366388 9.7049e-08 au tp 2457696.461833513287 (2016-Nov-03.96183351) 0.00012626 TDB node 54.92457780748821 2.804e-05 deg peri 203.8158594379798 4.4353e-05 deg i 7.529949447464055 4.7635e-06 deg   Orbit Determination Parameters    # obs. used (total)      466      data-arc span      7546 days (20.66 yr)      first obs. used      1999-11-16      last obs. used      2020-07-14      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .59045      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:44:03   Additional Information  Jupiter MOID = 2.46092 au   T_jup = 3.519  Orbit Covariance (6×6)   e q tp node peri i e 1.661140879733441E-15 -3.919076205652807E-15 -1.419108650288559E-12 -5.511108823913538E-15 -3.477377523674403E-13 -1.391798576722422E-15 q -3.919076205652807E-15 9.418446212934831E-15 2.555603708251819E-12 1.165649135385547E-14 6.032603617331883E-13 3.69350186066822E-15 tp -1.419108650288559E-12 2.555603708251819E-12 1.594141308590799E-8 1.270418330355752E-11 4.347742087047601E-9 2.079560765489455E-12 node -5.511108823913538E-15 1.165649135385547E-14 1.270418330355752E-11 7.862667510298328E-10 -7.75607526160517E-10 -1.65219538625507E-11 peri -3.477377523674403E-13 6.032603617331883E-13 4.347742087047601E-9 -7.75607526160517E-10 1.967197492928225E-9 1.696345708032573E-11 i -1.391798576722422E-15 3.69350186066822E-15 2.079560765489455E-12 -1.65219538625507E-11 1.696345708032573E-11 2.269101377879237E-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 16.49   n/a E2021B55   102877 (1999 WV13)          Discovered 1999-Nov-28 by Spacewatch at Kitt Peak Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1999 WV13 = 2003 YJ74  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-14 23:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin