+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2010 TK7) Classification: Aten [NEO]          SPK-ID: 3548081 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1905434691623303 4.8126e-07   a .9991702832049899 8.0888e-09 au q .8087849111592031 4.778e-07 au i 20.89907360377581 4.7103e-05 deg node 96.45696847477764 0.00011803 deg peri 45.98222135816958 0.00011437 deg M 329.7176345037268 8.5446e-05 deg tp 2459231.186332500981 (2021-Jan-16.68633250) 8.6564e-05 TDB period 364.8024029599919 1.00 4.4299e-06 1.213e-08 d yr n .9868356049164551 1.1983e-08 deg/d Q 1.189555655250777 9.6301e-09 au   Orbit Determination Parameters    # obs. used (total)      56      data-arc span      2586 days (7.08 yr)      first obs. used      2010-10-01      last obs. used      2017-10-30      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .53648      source      ORB      producer      Otto Matic      solution date      2021-Apr-15 04:14:57   Additional Information  Earth MOID = .0827735 au   Jupiter MOID = 3.88173 au   T_jup = 6.011  [ hide covariance matrix ] Orbital Elements at Epoch 2456214.5 (2012-Oct-14.0) TDB Reference: JPL 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .190791085955855 4.7857e-07   q .8094130632631097 4.8061e-07 au tp 2456310.722225940455 (2013-Jan-18.22222594) 9.1254e-05 TDB node 96.52730691794036 0.00011782 deg peri 45.85223306074391 0.0001141 deg i 20.88236824219927 4.7151e-05 deg   Orbit Determination Parameters    # obs. used (total)      56      data-arc span      2586 days (7.08 yr)      first obs. used      2010-10-01      last obs. used      2017-10-30      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .53648      source      ORB      producer      Otto Matic      solution date      2021-Apr-15 04:14:57   Additional Information  Jupiter MOID = 3.88173 au   T_jup = 6.011  Orbit Covariance (6×6)   e q tp node peri i e 2.290332368811558E-13 -2.299928950196788E-13 -1.240110079722798E-11 2.450860031814226E-11 -7.38085044982893E-12 1.157169834059309E-11 q -2.299928950196788E-13 2.309907636146096E-13 1.229667933712243E-11 -2.468855440269146E-11 7.349737614475403E-12 -1.165448594842725E-11 tp -1.240110079722798E-11 1.229667933712243E-11 8.327317739311743E-9 6.819310914982864E-10 5.908842647753234E-9 1.71477093396491E-9 node 2.450860031814226E-11 -2.468855440269146E-11 6.819310914982864E-10 1.388205189927149E-8 -8.963096406568166E-9 2.080657099150344E-9 peri -7.38085044982893E-12 7.349737614475403E-12 5.908842647753234E-9 -8.963096406568166E-9 1.301803752154305E-8 1.339087432091229E-9 i 1.157169834059309E-11 -1.165448594842725E-11 1.71477093396491E-9 2.080657099150344E-9 1.339087432091229E-9 2.223255493912785E-9 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 20.8   n/a MPO252093   diameter diameter 0.379 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2012ApJ...760L..12M)   geometric albedo albedo 0.059   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2012ApJ...760L..12M)   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Apr-17 02:54 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin