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80081 (1999 JJ131)
Classification: Main-belt Asteroid          SPK-ID: 2080081
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02654404227419177 6.0244e-08  
a 3.187239341005893 2.6838e-08 au
q 3.102637125200265 1.9407e-07 au
i 13.08004050841952 6.8012e-06 deg
node 64.06666856461192 2.4206e-05 deg
peri 129.2321918689319 0.00010672 deg
M 294.0125488247543 0.00010396 deg
tp 2459381.459927902308
(2021-Jun-15.95992790)
0.00060043 TDB
period 2078.3584090952
5.69
2.6251e-05
7.187e-08
d
yr
n .173213627844258 2.1878e-09 deg/d
Q 3.271841556811521 2.7551e-08 au
  Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      7569 days (20.72 yr)  
   first obs. used      1999-05-10  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59188  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:52:38  

Additional Information
 Earth MOID = 2.10964 au 
 Jupiter MOID = 1.74306 au 
 T_jup = 3.157 
[ 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 14.3   n/a MPO417377  
diameter diameter 6.492 km 0.205 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80081 (1999 JJ131)          Discovered 1999-May-13 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ 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
1905-May-10 19:21 00:04 Jupiter 1.76989979882791 1.76989918557131 1.76990041208582 4.14774876183812 4.03071681196446 2416976.306406952 4.01396128561667 208.01280384019 25.7718531576108 -86.8679957875941 1921011.76306323 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 18:52:46 2020-Feb-23 18:53
1916-Apr-12 14:28 00:04 Jupiter 1.84102741273569 1.84102619870978 1.84102862678933 3.53864331671037 3.40614645495169 2420966.103065293 3.89524191077617 483.947288143043 36.1887409833579 -83.127727140982 2240887.99435147 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 18:52:46 2020-Feb-23 18:53
1927-Feb-08 09:40 00:04 Jupiter 1.99468433844205 1.99468316536458 1.99468551152383 3.12358466558276 2.98454375162683 2424919.902999698 3.67780763774819 232.216471127089 38.8643480436858 -81.3700387983347 2635088.08017021 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 18:52:46 2020-Feb-23 18:53
2036-Jul-13 01:28 < 00:01 Jupiter 1.82372388339475 1.82372329907475 1.82372446771548 4.34134062232624 4.23300661762778 2464887.560804463 0.88346793253034 117.124950735734 21.0426472872493 -81.5154372694432 2564304.4712825 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 18:52:46 2020-Feb-23 18:53
2047-Jun-30 03:12 00:01 Jupiter 1.76380904936918 1.76380840828225 1.76380969045691 4.06688142580794 3.94703402266093 2468891.633557616 1.3524940597053 194.551796969644 27.133500330711 -86.0035737201721 2390136.77625991 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 18:52:46 2020-Feb-23 18:53
2058-May-27 12:58 00:02 Jupiter 1.87475908105249 1.87475815023587 1.87476001187433 3.47868463218849 3.34628749245537 2472876.040602006 1.98910162701498 301.716571358732 35.6673880461308 -83.9478470644004 2332598.93911146 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 18:52:46 2020-Feb-23 18:53
2167-Sep-13 02:15 00:06 Jupiter 1.96304107949575 1.96303823087927 1.9630439281456 4.24486723025338 4.14197151992064 2512795.593557940 5.87971596237973 438.540872342271 20.7547459480414 -71.080296340199 2648413.22245189 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 18:52:46 2020-Feb-23 18:53
2178-Aug-27 22:01 00:06 Jupiter 1.78199923979403 1.78199777859822 1.78200070102763 4.27659993890424 4.16397215140423 2516797.417298839 6.10016527980542 451.483207831768 22.3591099594406 -81.4984542615458 2232517.35684651 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 18:52:46 2020-Feb-23 18:53
2189-Aug-14 02:13 00:07 Jupiter 1.76833241169143 1.76833108541509 1.76833373797803 3.99880294242324 3.87716840267908 2520801.592634350 6.79938402464234 308.642487438389 47.3870293311122 -79.3452559566243 2368817.7334382 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 18:52:46 2020-Feb-23 18:53
2200-Jul-06 15:10 00:08 Jupiter 1.9141578036745 1.91415500327117 1.91416060421285 3.45408607118669 3.3235075680253 2524780.132118481 8.03164908270538 868.175204774324 38.8140741602423 -79.9607803750606 2481374.75597804 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 18:52:46 2020-Feb-23 18:53

Alternate Designations
 1999 JJ131 = 2001 UY31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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