+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   249295 (2008 TS122) Classification: Main-belt Asteroid          SPK-ID: 2249295 [ 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 .1483901327169694 7.0611e-08   a 3.09807190917786 3.0218e-08 au q 2.638348607408242 2.1617e-07 au i 4.828886220881097 7.6517e-06 deg node 187.7890639604642 7.2455e-05 deg peri 197.0400252826328 7.708e-05 deg M 51.19109671590446 2.2347e-05 deg tp 2458717.277598491914 (2019-Aug-21.77759849) 0.00012372 TDB period 1991.753861198941 5.45 2.9141e-05 7.978e-08 d yr n .1807452251069302 2.6445e-09 deg/d Q 3.557795210947477 3.4702e-08 au   Orbit Determination Parameters    # obs. used (total)      219      data-arc span      6639 days (18.18 yr)      first obs. used      2002-08-17      last obs. used      2020-10-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59513      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 00:18:55   Additional Information  Earth MOID = 1.64253 au   Jupiter MOID = 1.89515 au   T_jup = 3.200  [ show covariance matrix ] [ 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 15.9   n/a MPO454847   diameter diameter 4.272 km 1.651 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.042   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   249295 (2008 TS122)          Discovered 2008-Oct-07 by Spacewatch at Kitt Peak Reference: 20100824/Numbers.arc Last Updated: 2010-08-27 [ 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 1935-Nov-19 09:02 00:04 Jupiter 1.98819187808063 1.98819073554799 1.98819302061405 2.81212135835483 2.65630823605372 2428125.876620455 3.51111162364449 118.944413288417 22.9653471054535 -76.9541025776146 1622183.72091961 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18 1945-Nov-10 18:28 00:03 Jupiter 1.9129178524848 1.91291721858133 1.91291848638816 2.48357150602388 2.29837893565944 2431770.269679223 3.06115359859009 181.428917150375 21.0308539742075 89.2856913642662 1707533.94329319 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18 2006-May-04 22:05 < 00:01 Jupiter 1.91643156191397 1.91643080394677 1.91643231988094 2.52742187516502 2.34603992380748 2453860.420150094 0.648819375441251 67.1569528172517 20.8583926217425 -81.5296780821841 1639481.54738768 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18 2016-Apr-28 03:36 < 00:01 Jupiter 1.97631467402351 1.97631397910725 1.97631536893966 2.66530621225446 2.49933660590195 2457506.649866636 0.506589746358426 72.648030196264 20.4007390928142 85.3100324980213 1892965.35018832 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18 2076-Oct-19 13:13 00:03 Jupiter 1.90031701790149 1.90031630281815 1.90031773298494 2.46637867608146 2.27850167128643 2479596.050400827 2.64092924093546 155.512922957252 23.3625853632185 87.9141519285064 1624090.73351393 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18 2137-Apr-14 20:13 00:05 Jupiter 1.93376176549169 1.93376077652156 1.933762754465 2.5640587151494 2.38712400977496 2501687.342642475 5.26467308044107 201.445277221568 19.199470451149 -84.7786064864095 1657819.97965553 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18 2147-Apr-07 10:27 00:06 Jupiter 1.94319019132885 1.94318883948615 1.94319154318447 2.59022779551227 2.41609075432198 2505331.935266653 5.63971846626707 306.042068658858 21.8613023529855 83.1051274493719 1833276.90478415 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18 Alternate Designations  2008 TS122 = 2005 EC294 = 2005 FR13  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-26 22:45 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin