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346829 (2009 DT4)
Classification: Main-belt Asteroid          SPK-ID: 2346829
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1721581212389242 6.7697e-08  
a 3.074090066360982 2.9445e-08 au
q 2.544860496017036 2.027e-07 au
i 12.63485506774993 7.5851e-06 deg
node 344.1100376262891 2.8552e-05 deg
peri 175.4145697142317 3.6035e-05 deg
M 34.90470152052157 1.9192e-05 deg
tp 2458809.622500976487
(2019-Nov-22.12250098)
0.00010509 TDB
period 1968.671744924229
5.39
2.8285e-05
7.744e-08
d
yr
n .1828644114633015 2.6273e-09 deg/d
Q 3.603319636704929 3.4514e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      5906 days (16.17 yr)  
   first obs. used      2004-03-16  
   last obs. used      2020-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57583  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:56:20  

Additional Information
 Earth MOID = 1.5538 au 
 Jupiter MOID = 1.38443 au 
 T_jup = 3.170 
[ 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 15.4   n/a MPO423298  

346829 (2009 DT4)          Discovered 2009-Feb-19 by Lowe, A. at Mayhill
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ 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
1904-Jul-15 16:46 00:05 Jupiter 1.65282532533477 1.65282131508097 1.65282933702594 2.97456052228285 2.79697539566435 2416677.198421499 4.82466386171191 2612.15535503113 46.4150706532646 -85.2886407186364 1307099.77419039 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 16:56:21 2020-Nov-11 16:56
1914-Apr-25 14:33 00:04 Jupiter 1.71490243658635 1.71489875321212 1.71490612068203 3.10103335104395 2.9374428144826 2420248.106067291 4.32508590305279 1883.8014807771 41.7494935365453 84.2104346697526 1796354.6936552 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 16:56:21 2020-Nov-11 16:56
1963-Nov-16 18:17 00:03 Jupiter 1.65820610845969 1.65820384480291 1.65820837257692 2.9101045862173 2.7289367221778 2438350.261765562 2.58417282958707 1614.18421009566 45.456288563305 -85.7968539095961 1295400.92949207 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 16:56:21 2020-Nov-11 16:56
1973-Aug-27 14:41 00:02 Jupiter 1.70677059538627 1.70676887953245 1.70677231135806 3.15227707805394 2.99070338011149 2441922.111765050 1.96047980682243 874.582691584648 39.1090958185887 84.7968487977953 1853710.09751544 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 16:56:21 2020-Nov-11 16:56
2023-Mar-29 21:18 < 00:01 Jupiter 1.67501032222519 1.67500928582357 1.6750113587566 2.82151614542067 2.63620739383157 2460033.387803294 0.733475515093786 1298.16840706179 36.2761493406996 -87.7984425920698 1369799.7968896 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 16:56:21 2020-Nov-11 16:56
2033-Jan-07 02:13 00:01 Jupiter 1.68752885992198 1.68752737322243 1.68753034670317 3.20508555660244 3.04445595404173 2463604.592531297 1.08637566638392 770.111490675673 36.839554556589 85.3940127711506 1746864.46592475 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 16:56:21 2020-Nov-11 16:56
2082-Aug-17 04:56 00:03 Jupiter 1.69968820821746 1.69968531660503 1.69969110473935 2.708465360506 2.51775787828007 2481723.705414548 3.48304765304144 5156.18027780648 45.7065543706093 -88.1370138382677 1203239.66764487 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 16:56:21 2020-Nov-11 16:56
2092-May-24 05:04 00:03 Jupiter 1.66216558534046 1.66216214460494 1.66216902670052 3.25291152906801 3.09228943522085 2485291.711418762 3.46605196256998 1727.91903048183 39.3263728924769 84.4305338190598 1677377.7855186 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 16:56:21 2020-Nov-11 16:56
2142-Jan-07 15:24 00:06 Jupiter 1.72602844506321 1.72602408237667 1.72603284128245 2.57866154190504 2.38076151878346 2503416.141600877 5.5112566137425 13018.1647528381 46.5976819297422 -88.8090156006475 1134540.73423294 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 16:56:21 2020-Nov-11 16:56
2151-Oct-09 21:30 00:05 Jupiter 1.63727977123162 1.63727522576418 1.63728431778945 3.29160425230678 3.13049326513783 2506978.395762630 4.84979835706472 2222.70966347576 38.0808426916042 84.2210868738196 1645265.79711774 T 17 CATAB v2.0f-lin.ifort 2020-Nov-11 16:56:21 2020-Nov-11 16:56
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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