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407139 (2009 TD2)
Classification: Main-belt Asteroid          SPK-ID: 2407139
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2767085966334609 4.2491e-08  
a 3.05602151456912 3.9593e-08 au
q 2.210394089991035 1.3914e-07 au
i 3.336558314070029 1.1139e-05 deg
node 327.5831679748558 8.8393e-05 deg
peri 75.22323666322048 9.3168e-05 deg
M 24.94249957850813 2.8531e-05 deg
tp 2459065.301924156848
(2020-Aug-03.80192416)
0.00015301 TDB
period 1951.340407978702
5.34
3.7922e-05
1.038e-07
d
yr
n .1844885692563024 3.5853e-09 deg/d
Q 3.901648939147205 5.0549e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      7653 days (20.95 yr)  
   first obs. used      2000-02-04  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53485  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 17:12:17  

Additional Information
 Earth MOID = 1.22106 au 
 Jupiter MOID = 1.55537 au 
 T_jup = 3.173 
[ 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 16.7   n/a MPO476941  
diameter diameter 2.236 km 1.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

407139 (2009 TD2)          Discovered 2009-Oct-11 by Astronomical Research Observatory at Charleston
Reference: Last Updated: 2014-09-12

[ 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
1911-Jan-21 01:58 00:07 Jupiter 1.57434292419498 1.57434095080703 1.57434489765399 0.457972659886378 n/a 2419057.581684344 7.17741156659313 549.405851412922 21.5331653057004 -79.9266759536193 10765797.1905728 F 16 CATAB v2.0f-lin.ifort 2021-Feb-24 17:12:18 2021-Feb-24 17:12
1959-Aug-30 19:19 00:04 Jupiter 1.61525808719037 1.61525570391585 1.61526047046673 0.694122497906424 n/a 2436811.304760547 4.22599807078909 174.309634828314 87.6268398970321 57.8051740363248 2446896.77394816 F 16 CATAB v2.0f-lin.ifort 2021-Feb-24 17:12:18 2021-Feb-24 17:12
1969-Jan-01 01:13 00:04 Jupiter 1.9469261069751 1.94692284045272 1.94692937351896 1.90836072164525 1.66485074264719 2440222.550769361 3.55115888577 514.789106181717 26.8021786776962 -76.2832566869338 980033.259871244 T 16 CATAB v2.0f-lin.ifort 2021-Feb-24 17:12:18 2021-Feb-24 17:12
2008-May-03 05:39 00:01 Jupiter 1.93163299417819 1.93163080960975 1.93163517874389 2.38752376776581 2.19619403572179 2454589.735104912 1.18494650073667 90.5214714894555 25.8009247878865 -76.1627418503074 620332.512407636 T 16 CATAB v2.0f-lin.ifort 2021-Feb-24 17:12:18 2021-Feb-24 17:12
2017-Aug-29 16:20 < 00:01 Jupiter 1.61971245741369 1.61971139709576 1.61971351773678 0.555652708533725 n/a 2457995.180380974 0.749533142633162 212.365496608328 37.6859597125542 -79.7786034918218 6328892.41214539 F 16 CATAB v2.0f-lin.ifort 2021-Feb-24 17:12:18 2021-Feb-24 17:12
2066-Apr-05 20:21 00:03 Jupiter 1.56918054164789 1.56917949424238 1.56918158905349 0.554959210339527 n/a 2475746.347773205 3.05932301684625 140.106070028853 51.7409180884807 -86.8608265231981 4529687.81239892 F 16 CATAB v2.0f-lin.ifort 2021-Feb-24 17:12:18 2021-Feb-24 17:12
2114-Dec-05 15:11 00:06 Jupiter 1.84139043784547 1.84138706393548 1.84139381174929 1.94679067659213 1.69411112260883 2493521.132469382 6.43672206240416 311.94066410596 71.4505740215706 57.7487552734123 713097.010187541 T 16 CATAB v2.0f-lin.ifort 2021-Feb-24 17:12:18 2021-Feb-24 17:12
2124-Apr-02 03:22 00:07 Jupiter 1.68459919819496 1.68459598938677 1.68460240703687 0.726618829236567 n/a 2496926.640194791 7.04514812365028 438.640616068699 62.6444630795143 -70.1750919135743 3788346.82751046 F 16 CATAB v2.0f-lin.ifort 2021-Feb-24 17:12:18 2021-Feb-24 17:12
2172-Nov-12 06:48 00:10 Jupiter 1.54143782128282 1.54143689949076 1.54143874308047 0.477054260062337 n/a 2514682.783485964 9.75986392365676 428.392802330657 43.164434580182 87.8751717671598 5336967.25109135 F 16 CATAB v2.0f-lin.ifort 2021-Feb-24 17:12:18 2021-Feb-24 17:12

Alternate Designations
 2009 TD2 = 2000 CP143 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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