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(2009 DD45)
Classification: Apollo [NEO]          SPK-ID: 3448992
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2048478503590946 2.9124e-06  
a 1.240966839029421 4.5508e-06 au
q .9867574496873234 5.386e-08 au
i 13.74330014359336 0.0001126 deg
node 161.916928044096 1.0346e-05 deg
peri 13.91936351269507 0.00013573 deg
M 39.79348544887938 0.0171 deg
tp 2458944.685354487046
(2020-Apr-05.18535449)
0.023677 TDB
period 504.9387395451017
1.38
0.0027775
7.604e-06
d
yr
n .7129577744902743 3.9218e-06 deg/d
Q 1.495176228371518 5.483e-06 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      7 days  
   first obs. used      2009-02-27  
   last obs. used      2009-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .18908  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:01:10  

Additional Information
 Earth MOID = .000338554 au 
 Jupiter MOID = 3.46893 au 
 T_jup = 5.122 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.8   n/a MPO156189  
rotation period rot_per 1.2 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Incomplete or inconclusive result.
Published Reference List:
[Ryan, W. UNPUBLISHED]
SMASSII spectral type spec_B S   n/a Binzel et al., IAUC 9024, March 4, 2009 Asumed albedo of 0.36 gives diameter of 19 +/- 4 meters

[ 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
1948-Mar-01 13:38 09:24 Earth 0.00581872488490129 0.00291750888002887 0.00872004669389046 8.24862581804303 8.19292369041129 2432612.068074363 563.540561872252 144679.828341181 0.753098667463721 -0.525132665238354 5.99589784115841 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
1948-Mar-01 17:56 09:04 Moon 0.00337157522657289 0.000416442817720104 0.00632699978820712 8.17666957740892 8.17548068913548 2432612.247526306 543.735146096971 147376.101225312 0.512004523933851 0.280206978446863 1281.35493932999 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
1959-Jan-31 15:53 01:33 Earth 0.295541592835112 0.294103313489322 0.296980477246908 13.5617202120921 13.561055414234 2436600.162119835 93.0831066204431 74771.4849391503 12.0077113848636 16.391197305421 775915.117977761 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
1959-Jun-10 13:39 1_01:44 Earth 0.44353210824016 0.442860400399171 0.444206290018668 4.45640170307172 4.45505345855925 2436730.068949316 1544.08016007746 62091.8960201089 60.7987426422489 57.2490818051535 595227.620024648 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
1962-Apr-30 01:25 00:41 Earth 0.472741377044676 0.47183298626393 0.473650014351692 17.4784210509058 17.4780985799907 2437784.559034779 41.14806487677 48396.7843945608 35.1427819468212 -20.5986257271535 591605.973624848 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
1973-Mar-29 06:56 01:42 Earth 0.186440038183144 0.185716779113845 0.187164312473177 9.93585442892918 9.93441596362147 2441770.788569328 101.94156521729 42110.7232933252 26.9364777034949 -31.0224920405846 406431.542177894 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
1984-Feb-21 21:39 06:02 Earth 0.075288386822659 0.0729920846318169 0.0775898940696311 8.83516641263981 8.8311598852779 2445752.402240101 361.787290402905 118813.187680192 7.05241710339411 15.2502183054223 404811.563478685 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
1995-Jan-22 06:33 00:58 Earth 0.43101558711515 0.429628883789281 0.4324025582144 17.2746114638985 17.2742536018934 2449739.772840677 57.8254126389374 71200.7353584595 14.0623772491686 13.7708835354464 865098.850458801 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
1995-Jun-29 17:40 12:40 Earth 0.496596778879738 0.496107240289413 0.497090154388902 6.83207773710583 6.831292355687 2449898.236164571 760.157072643194 73069.5474213172 44.2218596359018 70.3982263102131 1040252.78823797 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
1997-Dec-12 07:58 1_00:22 Earth 0.451056084807184 0.450477885254874 0.451634288004594 4.21305468802561 4.21165233615014 2450794.831921574 1461.80391446383 28903.4169190681 54.9196097823972 3.29131636179416 396349.339012514 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
1998-Apr-16 17:44 01:18 Earth 0.330120041834525 0.329082692871698 0.331158161511748 13.4183536915406 13.4177521703041 2450920.239079873 77.7385873774654 57537.0266420536 33.4383886908854 -25.9301535592947 512672.353416187 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2009-Mar-02 12:13 < 00:01 Moon 0.00295812777754287 0.00295812103228794 0.00295813452279865 9.0451039458118 9.04387899771279 2454893.008923714 0.00566465535182756 0.456722946398679 0.32560983846243 74.6729804575402 1137511.71489131 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2009-Mar-02 13:45 < 00:01 Earth 0.000482811361789717 0.000482804407685049 0.000482818315897842 8.8211923524894 8.17166342233403 2454893.072962502 0.00751048078836909 0.36970238192837 0.150827093175482 -6.20709244167657 139914.79754886 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2016-Aug-09 22:10 04:27 Earth 0.430325736294394 0.430217817800675 0.430437166396848 8.89849648686112 8.89780063725803 2457610.423289416 267.098794814104 61545.6276539705 18.3046969122352 84.9008670429926 2122361.9855753 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2019-Dec-05 02:27 20:49 Earth 0.418447834986863 0.41798750814275 0.418908881720999 4.8252882276637 4.82396843056608 2458822.601778971 1249.47849150386 35735.3000469973 72.9879676621114 -49.9624589879701 477037.507028333 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2020-Apr-21 12:20 01:24 Earth 0.345108762212917 0.343992869838484 0.346225864454036 12.541342897625 12.5407272630705 2458961.014017977 83.6997599623493 64327.5267256316 37.6476574686308 -30.0679980383454 525710.262607644 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2023-Sep-15 15:13 07:53 Earth 0.49407383710825 0.494011973287304 0.494145754786682 9.89581944977287 9.89527446960855 2460203.134039820 473.42826679068 111193.111857225 12.0016860442213 88.2809574178497 2215371.19195519 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2027-Feb-14 22:15 02:34 Earth 0.185838665332995 0.183895468173613 0.187783217315054 11.051185704748 11.0498882479769 2461451.426966559 153.497594292047 100110.882618149 6.97626400310836 14.4922796555619 827070.703908544 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2027-Jul-05 23:52 17:04 Earth 0.356185915230525 0.355726806845172 0.356669807274174 6.06837627408195 6.06714343262356 2461592.494167055 1024.34966998886 150028.350023723 35.8770131769243 80.9747900401341 920781.972527903 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2030-Oct-23 07:53 14:32 Earth 0.488004823206587 0.48779283436591 0.488232407940733 8.55449211157617 8.55385383307791 2462797.828661744 872.463458702789 138012.306997821 51.3763230538818 -85.444060739982 929020.830097071 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2034-Aug-24 09:39 12:18 Earth 0.45974779800291 0.459461733778607 0.460061811224967 9.51698646652505 9.51637748075813 2464198.902260893 737.622290963031 179382.616726691 12.3672446494075 85.2150011018943 2945169.24245215 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2038-Mar-22 00:23 06:26 Earth 0.152504974576454 0.149992840112688 0.155040603189465 8.64807771684132 8.64605721384353 2465504.516039014 385.550867564783 157326.325380555 25.9744980889511 -36.8756726744899 393135.135191372 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2045-Feb-01 02:11 01:48 Earth 0.390066834005875 0.387396015536967 0.392738491897649 16.1380659855037 16.1376427057069 2468012.590820419 108.488504478936 136225.846780525 6.74571203056504 12.0994109336772 1375795.47366963 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2045-Jul-28 06:14 16:21 Earth 0.400456191510694 0.399956130851906 0.40099858706176 8.04473954889055 8.04391243049038 2468189.759723561 980.733933635146 206971.715038208 28.0602751004422 82.7834018158235 1371167.50799894 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2048-Nov-09 20:37 23:48 Earth 0.462306276734471 0.461820345233357 0.462810595692013 7.15571898381809 7.15491350572406 2469390.359276665 1427.61931313353 147479.217126033 63.4166658795818 -80.3590339449521 719671.864534569 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2049-May-12 20:51 01:36 Earth 0.497627371627613 0.495241942100543 0.500015137771542 16.8707528105647 16.8704354319069 2469574.368810858 95.7041968063789 130593.95364446 41.6605453782397 -24.3186075372001 601109.068599825 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2052-Sep-04 16:15 12:43 Earth 0.48118913551248 0.48095410171842 0.481452634348035 9.81106204676742 9.8104976389589 2470785.177146465 763.10834209046 184976.446838988 3.02878670858557 86.1467003439892 3252971.62990297 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2056-Feb-29 17:27 05:56 Earth 0.0163121835152317 0.0138403495081063 0.0187842541489661 8.31918337683503 8.29952566477363 2472058.227279497 356.318849090116 123305.262987457 2.3550775935252 1.59108746045951 24252.4169803132 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2059-Oct-19 02:54 4_01:34 Earth 0.487430470238437 0.485909813905424 0.489837059677148 8.76297537180012 8.76235154568719 2473385.620504252 5853.96568094443 1041128.73801852 53.8546502301817 -84.5977391844622 879938.249260438 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2063-Aug-28 02:10 6_23:01 Earth 0.458306684061173 0.457553326592869 0.463770243915783 9.5775178182161 9.57691077870371 2474794.590368867 10021.021529922 2464241.83487535 4.51529384369752 86.7142303215048 3029809.70770378 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2067-Mar-03 07:21 4_05:25 Moon 0.00514362954501987 0.00166173555843194 0.0566930352767432 7.9811901096709 7.9803917416084 2476077.806263520 6085.33336350321 2583107.14755215 0.918853065497924 -18.8526293746519 263557.261340722 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
2067-Mar-03 12:03 5_05:28 Earth 0.0037639984904414 0.000719383553072111 0.0526813691846313 8.23647304477197 8.15007469563552 2476078.001939700 7528.19196177246 2442866.94944904 0.648118830752431 11.4976400060456 174995.438493211 T 23 CATAB v2.0e-lin.ifort 2017-Nov-28 13:46:43 2018-Dec-11 15:20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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