+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   214887 (2007 RT270) Classification: Main-belt Asteroid          SPK-ID: 2214887 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1650552416764151 4.688e-08   a 3.193901471551746 2.9702e-08 au q 2.666731292274115 1.4954e-07 au i 1.390839145047846 5.3065e-06 deg node 44.74465284326765 0.00023954 deg peri 66.11149431407824 0.00024035 deg M 75.51015131971008 1.8289e-05 deg tp 2458763.195910806282 (2019-Oct-06.69591081) 0.0001045 TDB period 2084.878249590333 5.71 2.9083e-05 7.962e-08 d yr n .1726719534201759 2.4087e-09 deg/d Q 3.721071650829376 3.4605e-08 au   Orbit Determination Parameters    # obs. used (total)      311      data-arc span      7531 days (20.62 yr)      first obs. used      2000-08-01      last obs. used      2021-03-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52875      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 23:48:31   Additional Information  Earth MOID = 1.68366 au   Jupiter MOID = 1.40111 au   T_jup = 3.174  [ hide covariance matrix ] Orbital Elements at Epoch 2457730.5 (2016-Dec-08.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1658892601879777 4.6961e-08   q 2.663748758132876 1.4978e-07 au tp 2458764.200001964243 (2019-Oct-07.70000196) 0.00010374 TDB node 44.74825605393464 0.00023951 deg peri 66.46688762274761 0.00024031 deg i 1.391204179772891 5.3069e-06 deg   Orbit Determination Parameters    # obs. used (total)      311      data-arc span      7531 days (20.62 yr)      first obs. used      2000-08-01      last obs. used      2021-03-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52875      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 23:48:31   Additional Information  Jupiter MOID = 1.40111 au   T_jup = 3.174  Orbit Covariance (6×6)   e q tp node peri i e 2.205358089887052E-15 -6.938895766684747E-15 1.251359965971403E-12 1.54997938359058E-14 2.337130171166913E-13 -7.75326048992967E-16 q -6.938895766684747E-15 2.243512926042978E-14 -3.470763982924046E-12 -4.629393987431512E-14 -7.15816458220929E-13 2.53061294010179E-15 tp 1.251359965971403E-12 -3.470763982924046E-12 1.076189118764354E-8 3.074871692459961E-12 2.057121828470745E-9 -8.14528653656738E-13 node 1.54997938359058E-14 -4.629393987431512E-14 3.074871692459961E-12 5.736585228293621E-8 -5.734826904377908E-8 -2.258625991850297E-10 peri 2.337130171166913E-13 -7.15816458220929E-13 2.057121828470745E-9 -5.734826904377908E-8 5.774831714900675E-8 2.256305289066239E-10 i -7.75326048992967E-16 2.53061294010179E-15 -8.14528653656738E-13 -2.258625991850297E-10 2.256305289066239E-10 2.81631665457518E-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 16.09   n/a E2021B55   214887 (2007 RT270)          Discovered 2007-Sep-15 by Mt. Lemmon Survey at Mount Lemmon Reference: 20090509/Numbers.arc Last Updated: 2009-05-11 [ 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 1901-Nov-03 12:15 00:05 Jupiter 1.53047679609073 1.53047555100878 1.53047804117772 1.50755351976942 1.07974236876738 2415692.010662784 5.07560537278474 279.331229612469 105.594911791292 60.6994740038661 1720522.14709587 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:48:32 2021-Apr-13 23:48 1913-Mar-18 17:33 00:04 Jupiter 1.61892538826309 1.61892355234036 1.61892722418113 1.69764047903591 1.35483662188585 2419845.230960690 4.35338255482605 126.51835297135 68.1697567551636 47.291131194828 827727.330886761 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:48:32 2021-Apr-13 23:48 1924-Jul-08 07:49 00:04 Jupiter 1.77087005472693 1.77086798269131 1.77087212675963 2.1297898665431 1.89192693404346 2423974.825944404 3.83426346028688 80.32210319659 11.5459991900274 82.2170932892412 767910.501451195 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:48:32 2021-Apr-13 23:48 1935-Oct-06 04:52 00:03 Jupiter 1.96045151421618 1.96044955366688 1.96045347476536 2.78822916650384 2.62870923843015 2428081.702834607 3.31864249039099 112.144226826226 30.4088039209825 60.6761492460281 1266075.00219688 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:48:32 2021-Apr-13 23:48 2047-Apr-06 06:43 00:01 Jupiter 1.92861563158131 1.928614777058 1.92861648610451 3.66014883918582 3.5381232231424 2468806.779830632 1.3113124388775 61.6362949528755 30.4406971318646 74.4602945253866 1890605.33683639 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:48:32 2021-Apr-13 23:48 2058-May-27 13:06 00:02 Jupiter 1.70942670178819 1.70942567960016 1.70942772397582 2.58546673958293 2.38613419833332 2472876.045993606 1.87049801533603 81.9663178185346 17.5313087913292 85.023546941677 1296157.34960391 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:48:32 2021-Apr-13 23:48 2069-Aug-19 14:48 00:02 Jupiter 1.54964347807632 1.54964253877464 1.54964441737632 1.87756457654412 1.55950794129099 2476978.116583732 2.45269565918636 111.373164542664 55.3367176293744 -76.6109080253489 1005749.63894422 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:48:32 2021-Apr-13 23:48 2080-Dec-20 11:45 00:03 Jupiter 1.47415525283326 1.47415463353836 1.47415587212706 1.54280747122705 1.10954569812344 2481118.989610037 3.18099256605854 190.725978273155 172.843037666883 -19.0406761052561 1144601.77869147 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:48:32 2021-Apr-13 23:48 2092-May-14 23:44 00:04 Jupiter 1.4724734131505 1.47247267768422 1.4724741486265 1.46024365315803 0.99087624377031 2485282.489087971 4.27797004914131 286.927020609719 182.151712724972 84.6381637640487 1737610.92111522 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:48:32 2021-Apr-13 23:48 2103-Oct-06 16:29 00:06 Jupiter 1.53977192274395 1.53976996977184 1.53977387572219 1.57928270967413 1.18065308243133 2489443.186944113 5.84387550480282 291.551454384235 79.3762313557039 67.4303415475624 1711142.34485881 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:48:32 2021-Apr-13 23:48 2115-Feb-05 04:17 00:08 Jupiter 1.66915711436217 1.6691534448092 1.66916078390346 1.91359809755927 1.62694413379288 2493582.678581226 7.71278314422583 104.527123929983 21.4517199006096 81.4346544665502 554688.885235154 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:48:32 2021-Apr-13 23:48 2126-May-08 17:46 00:09 Jupiter 1.85645148498608 1.85644628668918 1.85645668327339 2.51582183162162 2.32741094134206 2497693.240479417 9.42704947993321 172.893045231627 48.9889553957965 37.5218395159031 527454.440803707 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:48:32 2021-Apr-13 23:48 Alternate Designations  2007 RT270 = 2006 SP236  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-17 03:58 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin