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100466 (1996 TD18)
Classification: Outer Main-belt Asteroid          SPK-ID: 2100466
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04083133537052477 4.1466e-08  
a 3.221603258637176 2.1429e-08 au
q 3.090060895552986 1.3498e-07 au
i 3.275198997832295 4.6709e-06 deg
node 231.8700063566015 9.1206e-05 deg
peri 191.3260013794617 0.00011617 deg
M 39.23310908277298 7.0059e-05 deg
tp 2458970.325750540102
(2020-Apr-30.82575054)
0.00041105 TDB
period 2112.061260063321
5.78
2.1073e-05
5.769e-08
d
yr
n .1704496014425296 1.7007e-09 deg/d
Q 3.353145621721366 2.2304e-08 au
  Orbit Determination Parameters
   # obs. used (total)      562  
   data-arc span      11077 days (30.33 yr)  
   first obs. used      1990-10-17  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59658  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:18  

Additional Information
 Earth MOID = 2.10229 au 
 Jupiter MOID = 1.81357 au 
 T_jup = 3.185 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457427.5 (2016-Feb-09.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03717384323916976 4.1166e-08  
q 3.10634122203284 1.3331e-07 au
tp 2456865.052173200474
(2014-Jul-26.55217320)
0.00045823 TDB
node 232.0396424023964 9.1627e-05 deg
peri 192.5358674324881 0.00012136 deg
i 3.263973634555923 4.6614e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      562  
   data-arc span      11077 days (30.33 yr)  
   first obs. used      1990-10-17  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59658  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:18  

Additional Information
 Jupiter MOID = 1.81357 au 
 T_jup = 3.185 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.694677780629052E-15 -5.419374332401806E-15 -7.457842021409578E-13 7.559826121471337E-15 -1.596402902439229E-13 -1.476611562607673E-16
q -5.419374332401806E-15 1.777152969793082E-14 1.276588803435842E-12 -2.263193989587532E-14 3.379192034908807E-13 -2.173647149627445E-16
tp -7.457842021409578E-13 1.276588803435842E-12 2.099757161216527E-7 -4.851026702998373E-11 3.650709269283763E-8 -6.582620337677544E-12
node 7.559826121471337E-15 -2.263193989587532E-14 -4.851026702998373E-11 8.395542172246981E-9 -8.390086396718386E-9 -1.508806957984992E-11
peri -1.596402902439229E-13 3.379192034908807E-13 3.650709269283763E-8 -8.390086396718386E-9 1.472845073298666E-8 1.387644343185402E-11
i -1.476611562607673E-16 -2.173647149627445E-16 -6.582620337677544E-12 -1.508806957984992E-11 1.387644343185402E-11 2.172836629887856E-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 15.05   n/a MPCxxxxx  

100466 (1996 TD18)          Discovered 1996-Oct-04 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1903-May-15 06:05 00:04 Jupiter 1.97540269277428 1.97540217206192 1.97540321348675 3.95963562471846 3.84982399853049 2416249.753181667 3.92594168754812 181.341116500543 21.6736853921642 -88.1351017890907 3185535.52313258 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:19 2021-Apr-13 15:32
1914-Aug-01 02:29 00:04 Jupiter 1.98603079597968 1.98603027538021 1.98603131657926 3.86874691777631 3.75689000041052 2420345.603297561 3.52281415315971 118.866588216352 21.0901737054884 -86.3174267038474 3240178.20207457 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:19 2021-Apr-13 15:32
2094-Nov-13 13:49 00:02 Jupiter 1.98238540476276 1.98238492176511 1.98238588776053 4.28455815795303 4.18364551944203 2486195.075392047 2.25760444567541 111.633670041774 20.3695483166831 86.9884317059288 3657621.37655285 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:19 2021-Apr-13 15:32
2106-Jan-26 03:24 00:03 Jupiter 1.96230787754144 1.96230737425266 1.96230838083011 4.11445689597238 4.00817456962946 2490285.641877214 2.55633184762254 132.801847288785 21.6026460957547 89.7639783593164 3302258.87538877 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:19 2021-Apr-13 15:32
2117-Apr-10 10:42 00:03 Jupiter 1.95339710740016 1.9533965882962 1.95339762650412 3.92507112792522 3.81299791889714 2494377.945961904 2.84301386363166 143.361445366973 21.6773470852304 -88.1591701592683 3141062.85483226 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:19 2021-Apr-13 15:32
2128-Jun-26 22:26 00:03 Jupiter 1.95091823336886 1.95091771180755 1.95091875493039 3.76129475284256 3.64403705643636 2498473.434729934 3.11129939717329 132.358749402669 20.5775167177483 -86.1998278600411 3186177.40881249 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:19 2021-Apr-13 15:32
2139-Sep-19 10:43 00:03 Jupiter 1.96210331889986 1.96210280124974 1.96210383655021 3.67530070220794 3.55590397524011 2502574.946390884 3.35158427992641 92.672045040633 19.0163653574357 -82.4117034106741 3429132.63547472 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:19 2021-Apr-13 15:32
2150-Dec-19 00:16 00:04 Jupiter 1.98360919335661 1.98360866914894 1.98360971756428 3.66001866623899 3.54142839472149 2506683.511428152 3.57509155387697 47.5572351008271 21.2198197659103 -77.239205342432 3719045.89456112 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:19 2021-Apr-13 15:32

Alternate Designations
 1996 TD18 = 1998 BO4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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