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109028 (2001 QX9)
Classification: Main-belt Asteroid          SPK-ID: 2109028
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2268719549667791 5.5194e-08  
a 3.033183171641416 1.833e-08 au
q 2.345038975718793 1.7158e-07 au
i 2.569998225466575 4.1695e-06 deg
node 257.5987571620228 0.00013952 deg
peri 79.76178128881713 0.0001398 deg
M 191.6921313316009 9.178e-06 deg
tp 2459902.586748714652
(2022-Nov-19.08674871)
5.1394e-05 TDB
period 1929.507111619964
5.28
1.749e-05
4.789e-08
d
yr
n .186576145706845 1.6912e-09 deg/d
Q 3.72132736756404 2.2488e-08 au
  Orbit Determination Parameters
   # obs. used (total)      821  
   data-arc span      10293 days (28.18 yr)  
   first obs. used      1991-11-27  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52188  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:18:08  

Additional Information
 Earth MOID = 1.33752 au 
 Jupiter MOID = 1.69378 au 
 T_jup = 3.201 
[ 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 14.7   n/a MPO385472  

109028 (2001 QX9)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1909-Mar-30 22:13 00:03 Jupiter 1.74507608679635 1.74507506334817 1.7450771102725 1.18200934274839 0.652984662124324 2418396.425478921 2.95289196056696 1046.99709373837 343.634050938774 -35.1736704443469 1766456.73595742 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:18:22 2020-Feb-24 03:18
1918-Jun-18 06:57 00:03 Jupiter 1.96649072143304 1.96648944783251 1.9664919950338 2.9839597677961 2.83594076051954 2421762.789650546 2.58177531166223 96.2437116991369 22.1699012442335 -72.9623119042165 1299810.91035505 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:18:22 2020-Feb-24 03:18
1956-Dec-25 05:26 00:02 Jupiter 1.79504939842464 1.79504860295857 1.79505019389274 1.29984199919129 0.863630428244272 2435832.726421446 1.65877935884113 415.180129996742 190.324273789413 -35.6616600979819 1480750.96452615 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:18:22 2020-Feb-24 03:18
1966-Mar-12 21:43 00:01 Jupiter 1.90707763968591 1.907076920399 1.9070783589726 2.62462827657682 2.4495672885806 2439197.404710738 1.33871700852909 68.3934827872025 14.2120785004972 -85.498041376438 1553907.18353439 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:18:22 2020-Feb-24 03:18
2004-Sep-23 08:29 < 00:01 Jupiter 1.84995866287215 1.84995808715943 1.84995923858446 1.47916144302573 1.12791759283398 2453271.853709029 0.39934663144757 169.468553232931 94.5504463482988 -47.9039680023378 1657580.50014867 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:18:22 2020-Feb-24 03:18
2013-Dec-09 14:26 < 00:01 Jupiter 1.84689972070962 1.84689922768316 1.84690021373587 2.27625194532675 2.06496628811772 2456636.101328488 0.275765076680813 65.9537411422192 14.4767755028183 -87.7726453528395 2201969.92121597 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:18:22 2020-Feb-24 03:18
2052-Jun-23 06:54 00:01 Jupiter 1.90854965257672 1.90854886270584 1.9085504424463 1.71435418309414 1.43227151516147 2470711.787605391 1.10134395730425 85.2479784835984 70.8610258712782 -64.4010787250906 1154624.88735021 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:18:22 2020-Feb-24 03:18
2061-Sep-06 08:44 00:01 Jupiter 1.79456484453287 1.79456411252387 1.79456557654116 1.96773220731697 1.71113515381872 2474073.863991665 1.39295151591231 74.1532610320334 34.5450242716161 -80.2178105540478 1337588.58186416 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:18:22 2020-Feb-24 03:18
2100-Mar-20 05:57 00:02 Jupiter 1.96970584339838 1.96970453094733 1.96970715584831 1.99039824302911 1.76114604988773 2488147.747700518 2.36642260385687 100.056254112355 31.6335726052374 76.2668445366964 1060885.11011327 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:18:22 2020-Feb-24 03:18
2109-Jun-03 00:57 00:03 Jupiter 1.75194688466851 1.75194591002287 1.75194785931434 1.69960751274658 1.38625960853052 2491509.539626084 2.69343873638239 182.761630287025 56.3666120851194 -47.401095772604 1515537.49347666 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:18:22 2020-Feb-24 03:18
2157-Feb-21 14:49 00:04 Jupiter 1.72595258018697 1.72595153341403 1.72595362698198 1.49012417499294 1.11308444317972 2508940.117536601 3.96853762465056 541.463056496222 72.5186710335226 -50.049500206779 2786610.07956253 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:18:22 2020-Feb-24 03:18
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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