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305797 (2009 DU84)
Classification: Main-belt Asteroid          SPK-ID: 2305797
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1758154224454691 6.6315e-08  
a 3.021400748349785 3.8383e-08 au
q 2.490191899401611 2.1703e-07 au
i 5.518296718722548 7.4351e-06 deg
node 77.52161805695839 7.5852e-05 deg
peri 221.4929153894195 8.0063e-05 deg
M 303.8203646426932 2.7706e-05 deg
tp 2459299.855568253963
(2021-Mar-26.35556825)
0.00015068 TDB
period 1918.275259104372
5.25
3.6554e-05
1.001e-07
d
yr
n .1876685831667772 3.5761e-09 deg/d
Q 3.552609597297959 4.5132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      7173 days (19.64 yr)  
   first obs. used      2000-09-05  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49738  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:01:29  

Additional Information
 Earth MOID = 1.47777 au 
 Jupiter MOID = 1.67579 au 
 T_jup = 3.216 
[ 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 16.1   n/a MPO471210  

305797 (2009 DU84)          Discovered 2009-Feb-26 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ 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
1908-May-07 18:03 00:06 Jupiter 1.88560731253046 1.88560403171203 1.88561059336144 1.973422314649 1.7308920974849 2418069.251979804 6.47527967301915 340.916398228569 23.644211750666 -84.0118653581296 1172013.47204823 T 10 CATAB v2.0f-lin.ifort 2020-May-21 20:01:31 2020-May-21 20:01
1917-Jun-25 10:54 00:06 Jupiter 1.81451522705293 1.81451243377197 1.81451802034741 2.63164926078416 2.44785014411641 2421404.953869341 5.83658112041582 318.056777536125 19.1633707380257 -79.1517957322398 1037370.58672052 T 10 CATAB v2.0f-lin.ifort 2020-May-21 20:01:31 2020-May-21 20:01
1955-Aug-18 17:58 00:04 Jupiter 1.83817514410501 1.83817328458706 1.83817700362901 1.84716476616427 1.57810868454341 2435338.248412763 3.79011047228071 236.517266086102 39.5479199252396 -83.4121663398453 1296707.6517555 T 10 CATAB v2.0f-lin.ifort 2020-May-21 20:01:31 2020-May-21 20:01
1964-Oct-05 21:52 00:03 Jupiter 1.86325057067825 1.86324881211987 1.86325232924054 2.86819442777973 2.70506031184161 2438674.411364731 3.06237088958405 193.549571296307 23.7551452554203 -76.8035050732432 1173477.43354376 T 10 CATAB v2.0f-lin.ifort 2020-May-21 20:01:31 2020-May-21 20:01
2002-Nov-27 23:19 < 00:01 Jupiter 1.79087187804652 1.79087108047232 1.79087267562113 1.7422752788495 1.44554142885814 2452606.471670020 0.962052155816375 126.843562757112 57.7321276196433 -71.7805672284306 1407520.74659484 T 10 CATAB v2.0f-lin.ifort 2020-May-21 20:01:31 2020-May-21 20:01
2012-Jan-19 06:48 < 00:01 Jupiter 1.91098072662754 1.91097984907557 1.91098160417951 3.11987292762563 2.97441215924741 2455945.783073757 0.444836655703034 89.9157135698472 26.3705253445543 -80.0695595243518 1522274.5512958 T 10 CATAB v2.0f-lin.ifort 2020-May-21 20:01:31 2020-May-21 20:01
2050-Mar-13 14:20 00:02 Jupiter 1.75158179011888 1.75158070583326 1.75158287440738 1.6726724227812 1.35302678856783 2469879.097227250 2.12646028656487 184.806860197115 86.5379982301849 89.3781656943768 1299642.99843154 T 10 CATAB v2.0f-lin.ifort 2020-May-21 20:01:31 2020-May-21 20:01
2059-May-08 00:28 00:03 Jupiter 1.96341876901743 1.96341720778895 1.96342033024892 3.3931943603786 3.26358150507699 2473221.519785058 2.69782386340882 172.203646697185 31.2029359824192 -72.6291938184278 1536514.37925659 T 10 CATAB v2.0f-lin.ifort 2020-May-21 20:01:31 2020-May-21 20:01
2097-Jul-04 02:06 00:05 Jupiter 1.73039519297424 1.73039350200872 1.73039688395836 1.65349859388287 1.32478845678452 2487158.587709670 4.97610930124646 356.283813471105 91.1893428723851 -86.5971458029152 1357141.41665633 T 10 CATAB v2.0f-lin.ifort 2020-May-21 20:01:31 2020-May-21 20:01
2144-Oct-31 19:19 00:08 Jupiter 1.71467983077718 1.71467776837138 1.71468189322733 1.64980257591149 1.31676981245102 2504444.305045362 7.78007885875384 520.744869142463 93.3371656074493 -80.9840010345902 1375317.51461397 T 10 CATAB v2.0f-lin.ifort 2020-May-21 20:01:31 2020-May-21 20:01
2192-Mar-06 07:27 00:11 Jupiter 1.70178684543164 1.70178463776552 1.70178905317321 1.65084718901846 1.31523597426069 2521736.810402605 10.6333175743195 671.744236564631 95.0470265266796 -75.8152656915231 1358735.96373608 T 10 CATAB v2.0f-lin.ifort 2020-May-21 20:01:31 2020-May-21 20:01

Alternate Designations
 2009 DU84 = 2006 VF24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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