+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   2010 Chebyshev (1969 TL4) Classification: Main-belt Asteroid          SPK-ID: 2002010 [ 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 33 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1898022947288706 3.5778e-08   a 3.089783483582358 1.2987e-08 au q 2.503335488183062 1.1075e-07 au i 2.396794740737964 4.3988e-06 deg node 8.534638401858521 8.4235e-05 deg peri 33.03461928151874 8.4929e-05 deg M 92.72371926171857 1.0136e-05 deg tp 2458489.549485873983 (2019-Jan-06.04948587) 5.5449e-05 TDB period 1983.766252582877 5.43 1.2507e-05 3.424e-08 d yr n .1814729933686883 1.1441e-09 deg/d Q 3.676231478981653 1.5452e-08 au   Orbit Determination Parameters    # obs. used (total)      2768      data-arc span      32368 days (88.62 yr)      first obs. used      1931-10-31      last obs. used      2020-06-13      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .45672      source      ORB      producer      Otto Matic      solution date      2020-Jun-23 15:39:38   Additional Information  Earth MOID = 1.51217 au   Jupiter MOID = 1.749 au   T_jup = 3.196  [ hide covariance matrix ] Orbital Elements at Epoch 2456888.5 (2014-Aug-19.0) TDB Reference: JPL 33 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1872416242392099 3.5611e-08   q 2.515890129479028 1.1014e-07 au tp 2456508.267664211492 (2013-Aug-03.76766421) 5.7076e-05 TDB node 8.6043003445529 8.4321e-05 deg peri 33.72746706187295 8.5037e-05 deg i 2.395207043672066 4.3912e-06 deg   Orbit Determination Parameters    # obs. used (total)      2768      data-arc span      32368 days (88.62 yr)      first obs. used      1931-10-31      last obs. used      2020-06-13      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .45672      source      ORB      producer      Otto Matic      solution date      2020-Jun-23 15:39:38   Additional Information  Jupiter MOID = 1.749 au   T_jup = 3.196  Orbit Covariance (6×6)   e q tp node peri i e 1.26816878337075E-15 -3.903339948566321E-15 -5.379096099186588E-13 5.450479284442552E-15 -1.343107609910962E-13 -1.082035913261098E-16 q -3.903339948566321E-15 1.212993783465676E-14 1.536806981066879E-12 -2.103188260006198E-14 3.980028912504051E-13 3.443734645729115E-16 tp -5.379096099186588E-13 1.536806981066879E-12 3.257682316142542E-9 -4.924340643555714E-12 6.380589818742436E-10 -2.459260496589762E-13 node 5.450479284442552E-15 -2.103188260006198E-14 -4.924340643555714E-12 7.110100953989357E-9 -7.105000974455093E-9 -3.192255941244458E-11 peri -1.343107609910962E-13 3.980028912504051E-13 6.380589818742436E-10 -7.105000974455093E-9 7.231319686994389E-9 3.185410451323476E-11 i -1.082035913261098E-16 3.443734645729115E-16 -2.459260496589762E-13 -3.192255941244458E-11 3.185410451323476E-11 1.928245686068259E-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 11.5   n/a MPO502172   diameter diameter 24.649 km 0.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.065   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   B-V BV 0.705   0.040 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=15.25 deg. U-B UB 0.339   0.065 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=15.25 deg. Tholen spectral type spec_T BU:   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo 2010 Chebyshev (1969 TL4)          Discovered 1969-Oct-13 by Burnasheva, B. at Nauchnyj Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ 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 1924-Apr-26 17:17 00:02 Jupiter 1.82133593822558 1.82133541106347 1.82133646538727 1.93956831854853 1.68279945932615 2423902.219863349 1.88346237442444 50.1104306941146 25.5498836857707 84.8216089692072 1733188.81215124 T 33 CATAB v2.0f-lin.ifort 2020-Jun-23 15:39:54 2020-Jun-23 15:40 1934-Mar-17 15:20 00:02 Jupiter 1.85398889454469 1.85398835200432 1.85398943708643 1.94387899124315 1.692612082724 2427514.139162734 1.63426595858302 117.252849386379 19.9036999359633 -85.4906164579197 2697347.31155693 T 33 CATAB v2.0f-lin.ifort 2020-Jun-23 15:39:54 2020-Jun-23 15:40 1984-Sep-30 19:14 < 00:01 Jupiter 1.97183230282509 1.9718318474869 1.97183275816329 2.9724926198951 2.8242857701801 2445974.301214133 0.653005087830181 39.6260714565046 13.4157895077583 84.7581438538945 2817689.60726137 T 33 CATAB v2.0f-lin.ifort 2020-Jun-23 15:39:54 2020-Jun-23 15:40 1994-Aug-19 08:15 < 00:01 Jupiter 1.77098431922674 1.77098398073005 1.77098465772332 1.62628103917413 1.29932073888377 2449583.843466956 0.463969089884045 74.3217072134233 45.1913587267 -87.1271196356265 2706542.41001544 T 33 CATAB v2.0f-lin.ifort 2020-Jun-23 15:39:54 2020-Jun-23 15:40 2055-Jan-25 18:29 < 00:01 Jupiter 1.82636409294274 1.82636373459302 1.82636445129225 2.02757495143649 1.78423922912094 2471658.269793458 0.830151541639274 48.4669199409244 12.7654088142871 84.6322789696274 2730635.83757919 T 33 CATAB v2.0f-lin.ifort 2020-Jun-23 15:39:54 2020-Jun-23 15:40 2064-Dec-12 08:24 00:01 Jupiter 1.8399489419335 1.8399484183024 1.83994946556512 1.86733307932229 1.6019458895338 2475266.850189328 1.02438624349686 88.8379368903086 23.8305047171445 -84.7592106720056 2579877.64866601 T 33 CATAB v2.0f-lin.ifort 2020-Jun-23 15:39:54 2020-Jun-23 15:40 2115-Jul-01 12:31 00:02 Jupiter 1.98374462600233 1.98374385021771 1.98374540178684 3.14305004668613 3.00413054544294 2493729.021799933 1.98064120218811 43.6880423703157 19.2370927101382 72.8611872321331 1587615.52327415 T 33 CATAB v2.0f-lin.ifort 2020-Jun-23 15:39:54 2020-Jun-23 15:40 2125-May-18 00:08 00:02 Jupiter 1.76312148987746 1.76312115229964 1.76312182745518 1.61447838975318 1.28285578794479 2497337.505698857 2.24973618408484 70.3416775697003 47.4663198546475 -87.7532240567979 2763915.62084629 T 33 CATAB v2.0f-lin.ifort 2020-Jun-23 15:39:54 2020-Jun-23 15:40 2135-Apr-13 04:12 00:02 Jupiter 1.99830776447079 1.99830671618878 1.99830881275506 2.5463163211603 2.37402337896885 2500954.674669892 2.3854874370475 135.776445399068 10.1217504377264 81.9135437012092 2824583.33856109 T 33 CATAB v2.0f-lin.ifort 2020-Jun-23 15:39:54 2020-Jun-23 15:40 2185-Oct-24 11:19 00:03 Jupiter 1.82635565616518 1.82635481270721 1.8263564996221 2.11650770551452 1.88468830997614 2519411.971342206 3.48953121566885 48.6793131682799 29.8058237668365 72.7399726078573 962905.884419282 T 33 CATAB v2.0f-lin.ifort 2020-Jun-23 15:39:54 2020-Jun-23 15:40 2195-Sep-10 09:08 00:04 Jupiter 1.82413682254558 1.82413578764149 1.82413785745362 1.78969258682535 1.5080837044031 2523019.880514623 3.6588469907175 188.28253942011 30.1835237393849 -77.5686850891128 2407895.19324159 T 33 CATAB v2.0f-lin.ifort 2020-Jun-23 15:39:54 2020-Jun-23 15:40 Alternate Designations  1969 TL4 = 1931 VA = 1948 YA = 1958 TF1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Jul-10 01:37 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin