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90749 (1993 QZ7)
Classification: Main-belt Asteroid          SPK-ID: 2090749
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1818006357373245 7.5759e-08  
a 3.177882848043275 3.3579e-08 au
q 2.600141725970269 2.3905e-07 au
i 15.00223382653839 1.0058e-05 deg
node 347.1122765068346 2.785e-05 deg
peri 69.84851758111773 3.8886e-05 deg
M 216.771320015675 2.3412e-05 deg
tp 2459823.751896808304
(2022-Sep-01.25189681)
0.00013715 TDB
period 2069.213253123774
5.67
3.2797e-05
8.979e-08
d
yr
n .1739791679067048 2.7575e-09 deg/d
Q 3.755623970116282 3.9684e-08 au
  Orbit Determination Parameters
   # obs. used (total)      403  
   data-arc span      8960 days (24.53 yr)  
   first obs. used      1993-08-15  
   last obs. used      2018-02-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59152  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Mar-05 23:21:44  

Additional Information
 Earth MOID = 1.65594 au 
 Jupiter MOID = 1.91989 au 
 T_jup = 3.122 
[ 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 14.8   n/a MPO344925  

90749 (1993 QZ7)          Discovered 1993-Aug-20 by Elst, E. W. at La Silla
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ 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
1902-Jul-15 01:33 00:06 Jupiter 1.95403285535609 1.95403186354634 1.95403384716639 4.81002523086743 4.71904594615088 2415945.564734511 5.99814806056777 286.355546457737 42.2359812149498 85.9929302136709 974672.777463016 T 11 CATAB v2.0e-lin.ifort 2018-Mar-05 23:21:51 2018-Dec-17 17:35
1913-Apr-18 14:24 00:06 Jupiter 1.98777589493667 1.98777435259578 1.98777743728344 2.75246079275482 2.59303085534366 2419876.100316355 6.41472327458328 263.274180873713 73.3316074065971 52.4655624802503 435041.141299496 T 11 CATAB v2.0e-lin.ifort 2018-Mar-05 23:21:51 2018-Dec-17 17:35
2021-May-23 09:09 < 00:01 Jupiter 1.93219008973024 1.93218906711589 1.93219111234537 5.09938672880041 5.01268354983476 2459357.881036282 0.635531990801357 185.161570729793 43.9831391543422 84.3865644629476 1583388.43086001 T 11 CATAB v2.0e-lin.ifort 2018-Mar-05 23:21:51 2018-Dec-17 17:35
2032-Mar-18 09:07 00:01 Jupiter 1.93854501542542 1.93854374647374 1.93854628437952 3.4186029031223 3.2883082765848 2463309.879567066 1.39565138560914 190.032138888486 39.5850156700353 76.6660373276907 1054663.02556285 T 11 CATAB v2.0e-lin.ifort 2018-Mar-05 23:21:51 2018-Dec-17 17:35
2140-Apr-07 15:02 00:07 Jupiter 1.93082814060326 1.9308255914452 1.93083068976374 5.33052172804734 5.2475799013941 2502776.126420314 6.86021359595476 237.329607077377 95.4446681068077 71.5653466878168 746780.778068634 T 11 CATAB v2.0e-lin.ifort 2018-Mar-05 23:21:51 2018-Dec-17 17:35
2151-Feb-15 17:24 00:08 Jupiter 1.88450689448746 1.88450549373609 1.88450829527781 3.97357273728067 3.85880130521632 2506742.225324829 7.92347231807729 615.289683478537 38.0264083899272 82.2181674435079 906144.459312038 T 11 CATAB v2.0e-lin.ifort 2018-Mar-05 23:21:51 2018-Dec-17 17:35
2161-Oct-23 05:53 00:11 Jupiter 1.99521844527805 1.99521595925223 1.99522093133018 1.79815662425525 1.54412267461533 2510644.745020065 11.2732306477185 954.590601651935 141.745658477407 -10.3870725642606 233987.653563748 T 11 CATAB v2.0e-lin.ifort 2018-Mar-05 23:21:51 2018-Dec-17 17:35

Alternate Designations
 1993 QZ7 = 1999 TW187 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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