+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2015 WV12) Classification: Apollo [NEO]          SPK-ID: 3735549 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3294813014705747 0.00016947   a 1.434090357726332 0.00034459 au q .9615844002362578 1.2185e-05 au i 11.05209525115388 0.0042933 deg node 66.02755124170193 5.5231e-05 deg peri 329.6619486639642 0.00098043 deg M 238.8295897515824 0.34754 deg tp 2459211.633563649595 (2020-Dec-28.13356365) 0.68168 TDB period 627.2825416537444 1.72 0.22609 0.000619 d yr n .5739040641094671 0.00020685 deg/d Q 1.906596315216405 0.00045813 au   Orbit Determination Parameters    # obs. used (total)      33      data-arc span      4 days      first obs. used      2015-11-30      last obs. used      2015-12-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      7      norm. resid. RMS      .36412      source      ORB      producer      Otto Matic      solution date      2017-Apr-06 08:30:24   Additional Information  Earth MOID = .00751013 au   Jupiter MOID = 3.52393 au   T_jup = 4.601  [ show covariance matrix ] [ 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 26.9   n/a E2016A20   [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1998-Sep-04 17:47 6_20:31 Earth 0.275099420401285 0.210273761421397 0.367462979650674 11.76570556077 11.764882333214 2451061.240897902 9871.00090189431 5888138.91767922 465.667861104679 45.6659713641069 47805.2883993172 T 8 CATAB v2.0e-lin.ifort 2017-Nov-30 08:56:12 2018-Dec-11 16:46 2003-Dec-24 16:57 2_20:04 Earth 0.362248163168888 0.280586735226402 0.445064201021099 17.7239031714482 17.7234881678325 2452998.205949992 4084.44022107931 4225917.41446646 201.871719127824 -13.6046558273921 61862.4908294063 T 8 CATAB v2.0e-lin.ifort 2017-Nov-30 08:56:12 2018-Dec-11 16:46 2015-Nov-28 08:57 < 00:01 Earth 0.00915036570226913 0.00913854166637689 0.00916218953838778 8.65210348622415 8.61838257199238 2457354.873010506 0.195188281315604 585.736061610807 45.2796117323682 2.97964985274891 1573.52802003387 T 8 CATAB v2.0e-lin.ifort 2017-Nov-30 08:56:12 2018-Dec-11 16:46 2015-Nov-28 11:23 < 00:01 Moon 0.00855010817053298 0.00853871952000801 0.00856149707512936 8.6755075194929 8.67506568122181 2457354.974275419 0.248955760130403 572.656394223145 22.9225132920225 7.42943084141169 6914.87692896689 T 8 CATAB v2.0e-lin.ifort 2017-Nov-30 08:56:12 2018-Dec-11 16:46 2027-Dec-11 00:52 5_10:32 Earth 0.136823077885291 0.0578442266209903 0.218867105526321 11.5840595321657 11.582378315307 2461750.536248185 7831.84501300734 4143333.82993722 190.47599504601 -11.5506064035188 21067.8816270965 T 8 CATAB v2.0e-lin.ifort 2017-Nov-30 08:56:12 2018-Dec-11 16:46 2039-Dec-22 14:55 4_18:45 Earth 0.316490764505225 0.194112057918322 0.442245217985448 16.4293802566573 16.4288678238734 2466145.121315111 6884.9055165954 6398363.71326919 200.004755554616 -13.5794294875573 54473.789992957 T 8 CATAB v2.0e-lin.ifort 2017-Nov-30 08:56:12 2018-Dec-11 16:46 2046-Aug-29 02:56 5_19:39 Earth 0.348648622175718 0.248367098763446 0.472542954407702 14.5557772477831 14.5552522024101 2468586.622025276 8379.4367174932 7215219.91651034 429.149253025474 36.7883860503294 58251.2450430932 T 8 CATAB v2.0e-lin.ifort 2017-Nov-30 08:56:12 2018-Dec-11 16:46 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Mar-03 21:57 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin