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JPL Small-Body Database Browser
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(2020 DA1)
Classification: Apollo [NEO]          SPK-ID: 3991654
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5688892444947643 0.00038651  
a 1.157500323723663 0.00058378 au
q .4990108390580633 0.00019631 au
i 7.885940084733779 0.0071187 deg
node 148.7295058537751 0.00010975 deg
peri 111.7024173748695 0.0033837 deg
M 37.57572701409142 0.01058 deg
tp 2458953.022810750547
(2020-Apr-13.52281075)
0.022585 TDB
period 454.8624734098568
1.25
0.34411
0.0009421
d
yr
n .791448011310486 0.00059874 deg/d
Q 1.815989808389263 0.00091588 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      1 day  
   first obs. used      2020-02-17  
   last obs. used      2020-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .248  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 12:38:03  

Additional Information
 Earth MOID = .000635229 au 
 Jupiter MOID = 3.28842 au 
 T_jup = 5.264 
[ 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 29.747   .24304 2 autocmod 2.8

[ 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
1926-Feb-10 13:43 15:21 Earth 0.433814777337556 0.375804473101585 0.492257676031027 11.2736506297852 11.2731058086618 2424557.071822297 920.873582503321 2982825.82759523 1020.10586356966 -13.1209636978957 10604.238790329 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
1926-Jun-08 17:39 8_00:26 Venus 0.0837238012739118 0.0226327738550305 0.21043961818602 15.8197904174787 15.8181508028357 2424675.235431024 11546.261095294 6413656.27439984 961.00900074204 15.696109603475 4010.75856427918 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2006-Feb-18 08:39 7_06:32 Earth 0.0113398395056712 0.00035390090422127 0.192592024890755 18.6016192933668 18.5889835083934 2453784.860478136 10472.3942219052 9038597.53090012 24.2233260683055 1.82679300507134 1973.22120321285 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2012-Oct-13 23:51 4_17:12 Earth 0.286049570098545 0.191999652373325 0.384585443830021 27.0463198713611 27.0459754693788 2456214.494080971 6791.94868665256 5124457.30285913 839.373944689767 19.202376428576 15272.3188825985 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2020-Feb-18 10:32 < 00:01 Earth 0.00129366234682878 0.00129067325891213 0.00129665129170305 19.0711423649826 18.9628370805743 2458897.938734815 0.197988329839674 147.489621370515 1.85743684839846 -1.55787837717359 1022.37883399742 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2020-Feb-18 12:30 < 00:01 Moon 0.00159900880070547 0.00159769647709547 0.00160032571476569 18.1305992086249 18.1294687119231 2458898.020492706 0.357851561596666 150.235069781588 2.16171239037271 64.1315239841261 103444.891104112 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2021-Aug-04 04:13 2_00:37 Earth 0.433492146353327 0.427563118430623 0.439457566932036 16.9126967556979 16.9123333238961 2459430.675379528 2916.91345073858 356628.393799485 2710.34473819574 -33.7426744024988 9310.22376048699 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2021-Oct-15 23:18 1_15:31 Earth 0.488547605316687 0.477919113730911 0.499176096579489 11.1540106326445 11.1535216607094 2459503.470568100 2370.51918057413 529999.524683408 287.36368686745 0.621008434819333 2014.32180624617 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2025-Feb-13 00:31 2_21:18 Earth 0.116445957955341 0.0471425839737018 0.185748040159628 22.41738103483 22.416360299957 2460719.521647124 4158.34534593525 3455792.72948289 32.8782084268808 -0.160801873239279 1234.6207331573 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2026-Jul-21 17:03 9_01:24 Earth 0.473121575052212 0.451255525740302 0.495470616554786 19.662227533684 19.6619411092592 2461243.210507566 13043.7509494968 1335551.90499656 2612.71795961642 -34.3287002398385 11186.0623857078 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2027-Sep-02 19:41 5_12:16 Venus 0.0579645651609269 0.0079650378646801 0.176782113392262 22.4424233669573 22.44075399634 2461651.320194347 7936.16248516929 5943432.2416209 326.49680018809 -7.90860359627327 3654.52979020617 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2028-Nov-30 12:56 7_19:06 Venus 0.0445643078999645 0.00779505466586729 0.168624769765223 17.6692051635932 17.666447135648 2462106.039045745 11225.9580056702 6211808.0725974 439.952467582539 10.0899999969022 2824.07350947368 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2030-Feb-07 15:54 4_03:25 Earth 0.248830780228449 0.15347566636065 0.344186913173933 26.4876092675298 26.4872050000488 2462540.162335038 5964.70475664005 4755065.7106981 63.9211247801515 0.369424236375468 3443.71362794146 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2035-Feb-02 11:31 2_13:59 Earth 0.372437094181695 0.314999742865684 0.429876213666273 30.4041076586017 30.403872354853 2464360.979664684 3719.35997539619 2864498.41655039 97.1470501479149 0.823874688456035 7662.41084808082 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2036-Jul-15 09:16 9_14:43 Venus 0.149226019235101 0.102930026064041 0.195849761695125 13.5043401037412 13.5032624770166 2464889.885910471 13843.2482216893 2342882.40128303 1783.82488295386 -8.12447941395769 1808.91472960853 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2037-Oct-18 11:00 2_20:28 Venus 0.0506662277121372 0.0174745790334684 0.0909650703302229 17.5015776203376 17.4991285369973 2465349.958381455 4108.31604389328 2069896.45061774 1432.46736423588 18.6764305495718 1797.93179876369 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2039-Jan-16 03:49 1_10:18 Venus 0.0559618116652344 0.0324407499944992 0.0811666876853721 22.2008409184107 22.1990929851273 2465804.659099712 2057.58920681109 1308446.06428773 1521.999324883 -19.5343737803515 1826.28775111993 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2042-Oct-26 22:07 20:26 Earth 0.490776535677996 0.468285212178991 0.513324343868338 33.7611995354049 33.7610387258937 2467184.421579173 1226.36205723855 1153244.60810999 486.638446904456 13.146651365089 30994.2301002199 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2047-Oct-21 16:02 3_11:55 Earth 0.375851259594867 0.298947538787419 0.454047467255999 29.9920576884466 29.9918213187514 2469005.167840209 5035.34010752257 4020384.1224595 733.699883937341 15.5232972365598 18600.0578102473 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2052-Oct-15 09:19 6_01:40 Earth 0.260531875234426 0.14171730760273 0.392556718688204 26.1749366982206 26.1745459751163 2470825.888171022 8739.97612116986 6912410.93114347 856.920096383222 21.9203456512899 15293.1736139951 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2057-Oct-10 01:34 8_14:36 Earth 0.152174471326561 0.0954400351423532 0.328211848516551 22.4033593592476 22.4025777944586 2472646.565069883 12396.1944844052 9749406.12746004 958.099298508006 38.8511686282516 13354.3304029822 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
2086-Feb-16 10:20 8_12:29 Earth 0.0494815750768067 0.00220709742238575 0.26372524515174 20.3834979755396 20.380856063998 2483002.930594213 12269.2397657406 10685436.6739202 7.83204725975832 -2.5648301550394 38605.3694048961 T 2 CATAB v2.0f-lin.ifort 2020-Feb-24 12:38:04 2020-Feb-24 12:38
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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