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296504 (2009 KM1)
Classification: Main-belt Asteroid          SPK-ID: 2296504
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1864905061123369 6.574e-08  
a 3.127633735846056 3.592e-08 au
q 2.544359737514106 2.2311e-07 au
i 15.35389614184484 8.2681e-06 deg
node 231.731944729855 1.7598e-05 deg
peri 46.16918799840028 2.8166e-05 deg
M 8.206768281212733 1.8414e-05 deg
tp 2459154.443394003171
(2020-Oct-31.94339400)
0.00010324 TDB
period 2020.32975596678
5.53
3.4804e-05
9.529e-08
d
yr
n .1781887332683128 3.0696e-09 deg/d
Q 3.710907734178006 4.2618e-08 au
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      6286 days (17.21 yr)  
   first obs. used      2003-05-03  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54839  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:18:47  

Additional Information
 Earth MOID = 1.55307 au 
 Jupiter MOID = 1.4738 au 
 T_jup = 3.133 
[ 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 15.96   n/a E2021B55  

296504 (2009 KM1)          Discovered 2009-May-18 by Lowe, A. at Mayhill
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ 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
1906-Dec-17 11:22 00:06 Jupiter 1.73568412711868 1.73567906529981 1.73568918897099 3.62295598341168 3.48565633451012 2417561.973742984 6.06069564795745 482.69386879613 99.8565449437893 57.3709625651886 1410173.02631104 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 05:18:48 2021-Apr-14 05:18
1917-Jun-13 08:45 00:05 Jupiter 1.51363583746585 1.51363330063037 1.51363837448211 4.20953185659329 4.0744286911205 2421392.864318374 4.71893211173533 880.041828235929 31.0095050679925 -82.1240061565787 1751380.07803152 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 05:18:48 2021-Apr-14 05:18
1990-Mar-22 05:56 00:02 Jupiter 1.82605611916571 1.82605457586094 1.82605766247235 3.30294813632317 3.15939225219416 2447972.746899064 1.72436550291666 212.822901274553 79.3777401690185 82.2468119240448 1387927.64534626 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 05:18:48 2021-Apr-14 05:18
2000-Aug-30 12:25 < 00:01 Jupiter 1.48146524854735 1.48146442814248 1.48146606895585 4.18814362860201 4.04932761508114 2451787.017014939 0.797088744957512 188.778507053662 28.1883309518606 -81.536815352493 1766884.11157076 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 05:18:48 2021-Apr-14 05:18
2073-Jul-01 00:06 00:04 Jupiter 1.92510901931561 1.92510593400883 1.92511210463519 2.85609392462502 2.69764692908405 2478389.504281789 3.71023218433048 412.063299367505 124.628308879602 -67.5566867104966 1670794.97980272 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 05:18:48 2021-Apr-14 05:18
2083-Nov-12 21:18 00:03 Jupiter 1.47965573670489 1.47965498027998 1.47965649314048 4.13918162847544 3.99849136861807 2482176.387169374 3.14743795439947 555.925308765881 33.7334643199968 -88.7108958446027 1750587.41849596 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 05:18:48 2021-Apr-14 05:18
2167-Jan-26 01:17 00:07 Jupiter 1.49140172030447 1.49140058204878 1.49140285875455 4.05794305664149 3.91548559682672 2512565.553431174 7.25382098790186 1174.41241357962 38.1356803150537 87.5799159538486 1682831.31203275 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 05:18:48 2021-Apr-14 05:18
2177-Jul-02 14:55 00:09 Jupiter 1.92766214721692 1.92765343185855 1.9276708626773 4.44258688197735 4.34255341348087 2516376.121587034 9.30917450496986 833.324117089485 42.6242791763337 -59.0038278266709 2233581.46337532 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 05:18:48 2021-Apr-14 05:18
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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