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JPL Small-Body Database Browser
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91180 (1998 RS34)
Classification: Main-belt Asteroid          SPK-ID: 2091180
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1901666835254067 4.6556e-08  
a 3.179955431294549 3.0091e-08 au
q 2.575233853166661 1.5282e-07 au
i 2.577147814701863 5.1694e-06 deg
node 102.8721938311613 0.00013995 deg
peri 210.0543373158116 0.00014082 deg
M 324.6709583856984 1.6741e-05 deg
tp 2459203.763468512675
(2020-Dec-20.26346851)
9.7431e-05 TDB
period 2071.237863269444
5.67
2.9399e-05
8.049e-08
d
yr
n .173809105358735 2.467e-09 deg/d
Q 3.784677009422439 3.5813e-08 au
  Orbit Determination Parameters
   # obs. used (total)      472  
   data-arc span      9292 days (25.44 yr)  
   first obs. used      1993-11-21  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62032  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:34:58  

Additional Information
 Earth MOID = 1.56157 au 
 Jupiter MOID = 1.50612 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 15.0   n/a MPO432450  

91180 (1998 RS34)          Discovered 1998-Sep-14 by LINEAR at Socorro
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
1932-Aug-31 01:03 00:05 Jupiter 1.78310732142111 1.78310486562071 1.78310977722343 1.96313928889456 1.7040726711869 2426950.543897972 5.0205142425747 213.660953951229 17.8457255893294 89.7484533023864 1155837.40263997 T 35 CATAB v2.0e-lin.ifort 2019-Jul-13 05:35:02 2019-Jul-13 05:35
1943-Oct-02 12:53 00:04 Jupiter 1.61303727098822 1.61303598139098 1.61303856058775 1.50729736782611 1.10531656877219 2431000.036899807 3.90446763011491 230.315680725972 130.422522836818 72.5296024974495 1322235.59598569 T 35 CATAB v2.0e-lin.ifort 2019-Jul-13 05:35:02 2019-Jul-13 05:35
1954-Nov-16 03:45 00:03 Jupiter 1.54864474070679 1.54864428244911 1.54864519896376 1.44142854500982 0.991880798504262 2435062.656481010 2.96217355405729 229.684920286802 124.389336194843 -37.9100982281894 1736191.53003498 T 35 CATAB v2.0e-lin.ifort 2019-Jul-13 05:35:02 2019-Jul-13 05:35
1965-Dec-17 19:53 00:02 Jupiter 1.61090984167683 1.61090908207773 1.61091060127464 1.80481229073907 1.48517332500347 2439112.328255820 2.28577290002178 83.6940981997664 66.9003901382183 60.8400296865464 1124519.21454154 T 35 CATAB v2.0e-lin.ifort 2019-Jul-13 05:35:02 2019-Jul-13 05:35
1976-Dec-19 07:44 00:02 Jupiter 1.78850140154731 1.78850050862816 1.78850229446646 2.7306723086149 2.55134952412467 2443131.821981781 1.69211684595257 76.2350725861081 16.6477033572664 -82.3364584505724 1650123.84086507 T 35 CATAB v2.0e-lin.ifort 2019-Jul-13 05:35:02 2019-Jul-13 05:35
2075-Dec-19 17:53 00:03 Jupiter 1.96882180181395 1.96882032911528 1.96882327451329 2.59049883051406 2.4187286441439 2479291.245326015 2.78154802950581 122.579862989269 19.9571186768052 -76.2865998202954 1387361.06974467 T 35 CATAB v2.0e-lin.ifort 2019-Jul-13 05:35:02 2019-Jul-13 05:35
2087-Jan-08 14:08 00:03 Jupiter 1.75690241552498 1.75690087411512 1.75690395693473 1.84551923709262 1.56259996321675 2483329.089081570 3.40368804407504 161.385036774065 38.7255435852728 81.1108654394868 1128841.91379719 T 35 CATAB v2.0e-lin.ifort 2019-Jul-13 05:35:02 2019-Jul-13 05:35
2098-Feb-14 16:54 00:04 Jupiter 1.61215547227895 1.61215440787881 1.61215653668212 1.48028805050696 1.06792211172967 2487384.204209619 4.08606772880008 259.062224817437 149.363828900171 67.842022613679 1329211.23700075 T 35 CATAB v2.0e-lin.ifort 2019-Jul-13 05:35:02 2019-Jul-13 05:35
2109-Mar-30 16:38 00:05 Jupiter 1.57127514913074 1.57127463795095 1.5712756603107 1.49377419534483 1.07388427189469 2491445.192932391 5.0777486450338 281.874685597495 105.490177923742 -52.7685249528656 1732526.5973547 T 35 CATAB v2.0e-lin.ifort 2019-Jul-13 05:35:02 2019-Jul-13 05:35
2120-Apr-26 10:14 00:06 Jupiter 1.65574073464608 1.65573872915062 1.65574274013514 1.95694283338881 1.67525849262565 2495489.926232952 6.46900285489519 90.6278337474695 68.410461396887 29.3588164523957 480650.105385234 T 35 CATAB v2.0e-lin.ifort 2019-Jul-13 05:35:02 2019-Jul-13 05:35
2131-Apr-25 20:08 00:08 Jupiter 1.84067186741781 1.84066844025786 1.84067529458175 2.96836088339114 2.80906136360557 2499506.338607157 7.76649654979667 237.007286813978 25.6588001061349 -67.2303802362385 1315465.52263296 T 35 CATAB v2.0e-lin.ifort 2019-Jul-13 05:35:02 2019-Jul-13 05:35

Alternate Designations
 1998 RS34 = 1997 LZ9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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