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(2015 DD1)
Classification: Apollo [NEO]          SPK-ID: 3710916
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3245572597816924 5.0391e-05  
a 1.356291432102724 8.657e-05 au
q .9160972014340769 9.8821e-06 au
i 3.009471575986454 0.00042322 deg
node 327.8393439550014 0.00012268 deg
peri 134.7648961773425 0.0003589 deg
M 147.3457793395339 0.11877 deg
tp 2458764.363482710549
(2019-Oct-07.86348271)
0.16773 TDB
period 576.9364185743854
1.58
0.055238
0.0001512
d
yr
n .6239855700036461 5.9742e-05 deg/d
Q 1.796485662771372 0.00011467 au
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      7 days  
   first obs. used      2015-02-18  
   last obs. used      2015-02-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .38516  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:35:34  

Additional Information
 Earth MOID = .000114292 au 
 Jupiter MOID = 3.35473 au 
 T_jup = 4.801 
[ 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 30.4   n/a MPO335361  

[ 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
1975-Sep-17 19:45 7_14:57 Earth 0.0399408546071692 0.0350960093310262 0.129042234081 6.2584674847008 6.24779913320454 2442673.322920505 10977.4855574257 5243275.27255498 179.598456120857 61.4872437033914 45739.0090758514 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
1981-Aug-24 05:38 2_01:47 Earth 0.451966280794971 0.370322025414664 0.533638707100358 19.8743266064213 19.8740299750087 2444840.734414959 2987.34914390691 4075857.15631277 118.645396364006 -2.48800996722275 21449.7502880266 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
1983-Mar-01 03:08 3_04:19 Earth 0.198348221744279 0.118713687741206 0.277988608892514 12.6025869953268 12.6015210309072 2445394.630378685 4578.8669390377 3971561.63490777 19.1667573561724 1.00974696349515 24703.5304587328 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
1994-Sep-04 09:28 10:14 Earth 0.228799079915477 0.212788784788112 0.244827754938745 13.3067153241738 13.3058401358816 2449599.894550069 614.131512606743 805346.107476395 124.436039612014 -7.3065754269474 30636.0651561555 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
1995-May-25 23:14 4_19:21 Earth 0.382864218109124 0.38118385167155 0.384557706611672 7.30797655252085 7.30702419781817 2449863.467965040 6920.71329039221 139898.843826504 775.943207187601 -53.0370179113083 38772.9932536777 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
1996-Mar-11 18:02 05:18 Earth 0.428153324948315 0.42061859423775 0.435688064598725 19.4092065168099 19.4088858833496 2450154.251471330 318.284756727907 375739.445593556 12.74039558684 0.608650186285462 48173.1353002385 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
2001-Jul-12 20:45 9_04:59 Earth 0.329273752381903 0.321196932000418 0.33748693510323 6.49168980147483 6.49044316684601 2452103.364695603 13259.0911519646 525973.312558497 201.255356070186 39.4224284941781 491718.624003828 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
2002-Feb-11 22:54 3_16:19 Earth 0.0442073940311227 0.0178680805614779 0.0705926345752373 5.63882440839183 5.62812546041267 2452317.454479618 5299.42337356712 1316507.99379395 3.51859568185378 -0.897325053742675 66477.9232195043 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
2007-Sep-12 07:19 22:27 Earth 0.074508867052111 0.0575429021065939 0.0926618994287749 8.672137938978 8.66801334208239 2454355.804953930 1347.19741056416 993790.712083296 150.023908553302 -27.3920659109255 36230.1456838842 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
2008-May-09 15:22 7_09:47 Earth 0.361442230432075 0.357408182415936 0.365491117995286 6.95400916546391 6.95294900571723 2454596.140537459 10666.9877407572 232281.265885213 567.025035247023 -29.8020559034279 34323.2888864078 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
2014-Jul-06 21:03 15:28 Earth 0.341772551208272 0.341555205334721 0.341990894060996 6.70529132709432 6.70412855344206 2456845.376979459 928.311479140464 31262.2890032915 1277.29658822615 -69.8190252320381 23129.2445464079 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
2015-Feb-16 21:48 < 00:01 Moon 0.00178502324827743 0.00178437647448291 0.00178567013184314 7.67626590060493 7.67387372773939 2457070.408167190 0.615632363210247 39.0931235455786 1.05552611990771 -34.4755022073525 187110.330264954 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
2015-Feb-17 07:38 < 00:01 Earth 0.000262386795388323 0.000262241786378333 0.000262531777995981 8.19684015052564 6.84679741848496 2457070.818176380 0.363804190682378 5.54632920064822 0.921991758492701 -11.8027954467239 3469.64181159466 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
2022-Oct-21 11:47 11:13 Earth 0.382154133427079 0.367928373415294 0.396395847844777 18.1565787430796 18.1561947314556 2459873.991105767 672.697781177719 720380.170787358 39.1411225014497 -9.84306066227086 208954.913725618 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
2026-Mar-16 03:37 16:43 Earth 0.343088839339649 0.323314706118668 0.362864094886044 17.1412680567908 17.1408149833973 2461115.650993097 1002.88878328092 986569.451768446 5.46784970119349 1.84807123558378 274449.501270585 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
2033-Nov-14 23:54 4_03:22 Earth 0.0598249077475436 0.0523779700008368 0.0797770528097834 7.56153064652807 7.55563827871201 2463916.495887508 5961.81636563178 1559643.33392457 34.5271426813496 -61.1390493170735 169194.274108411 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
2062-Jan-09 10:57 7_09:31 Mars 0.0975892980237282 0.0673174599566026 0.291583721649787 10.3462989865169 10.3460154396066 2474198.956432701 10651.0326022038 10624107.8581767 13.8984154114923 -43.6159697241143 741926.584800003 T 6 CATAB v2.0e-lin.ifort 2017-Nov-30 03:48:27 2018-Dec-11 16:33
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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