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249642 (1999 TU188)
Classification: Main-belt Asteroid          SPK-ID: 2249642
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1846454015343234 5.5793e-08  
a 3.167429874558945 4.0148e-08 au
q 2.582578513539197 1.6601e-07 au
i 9.233476898617891 7.0453e-06 deg
node 318.823378747213 3.9965e-05 deg
peri 134.5367375961716 4.5653e-05 deg
M 127.3583777869263 2.2219e-05 deg
tp 2457872.076484389495
(2017-Apr-28.57648439)
0.00012061 TDB
period 2059.012294098964
5.64
3.9148e-05
1.072e-07
d
yr
n .1748411124264501 3.3243e-09 deg/d
Q 3.752281235578692 4.7561e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      7611 days (20.84 yr)  
   first obs. used      1998-08-20  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57295  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:55  

Additional Information
 Earth MOID = 1.60938 au 
 Jupiter MOID = 1.46807 au 
 T_jup = 3.156 
[ 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 15.4   n/a MPO348681  
diameter diameter 5.297 km 0.215 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249642 (1999 TU188)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ 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
1914-Sep-30 12:21 00:05 Jupiter 1.59720277919927 1.59719980621728 1.59720575241514 2.96329419929409 2.77857519286605 2420406.014655233 4.98633109011912 1155.07766825022 52.7189560660392 84.2353804884552 1009960.22176493 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 04:18:56 2019-Sep-24 04:18
1925-May-01 06:46 00:04 Jupiter 1.53007274208817 1.5300713332582 1.53007415100365 2.3288967000722 2.07764133180919 2424271.781844168 4.20189338281787 712.423993336329 23.8836467015266 80.5254690173783 1496445.9952678 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 04:18:56 2019-Sep-24 04:18
1935-Oct-04 14:46 00:04 Jupiter 1.94851529004646 1.94851270399001 1.94851787609924 1.78649229662656 1.52386079729967 2428080.114931778 4.24835031787171 115.199213100757 59.3751177416032 83.9564008906746 887907.808939291 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 04:18:56 2019-Sep-24 04:18
2010-Jan-12 03:22 < 00:01 Jupiter 1.68823151823119 1.68823049699162 1.68823253948045 3.04548005436255 2.87602246328212 2455208.640620608 0.555834186490553 472.922944064743 36.3433360127713 86.7856820980032 1486162.59154166 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 04:18:56 2019-Sep-24 04:18
2020-Aug-09 12:59 < 00:01 Jupiter 1.46577754733195 1.46577679920944 1.46577829547637 2.56845917488267 2.33264896734222 2459071.040801134 0.554548480623503 494.483604004338 7.76978039801087 85.3243222975322 1478526.51150939 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 04:18:56 2019-Sep-24 04:18
2031-Feb-11 01:56 00:01 Jupiter 1.82337050005327 1.82336916469814 1.8233718354082 1.87250408699206 1.60536542721084 2462908.580289453 1.32465474475377 118.425985111947 86.4059766606015 66.6839345523584 1425238.5963609 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 04:18:56 2019-Sep-24 04:18
2105-May-05 19:36 00:05 Jupiter 1.81533898741932 1.81533554834577 1.81534242654643 3.12185295591721 2.96863302294303 2490020.316863989 4.87598905998977 574.154741256318 55.7463368138179 75.4907110894426 1309967.11749324 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 04:18:56 2019-Sep-24 04:18
2115-Nov-13 09:01 00:05 Jupiter 1.45454753964114 1.45454680889661 1.45454827039038 2.71008923898728 2.4859463778555 2493863.875736677 4.76776586620584 930.732862830744 29.3154616092815 88.6829984877838 1479653.66913633 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 04:18:56 2019-Sep-24 04:18
2126-Jun-08 08:59 00:06 Jupiter 1.70379793350584 1.70379359945645 1.70380226758824 2.16782437678958 1.92488616322437 2497723.874268464 6.21399947754823 476.710480319448 58.4024321240667 55.0198293230525 1404882.63108079 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 04:18:56 2019-Sep-24 04:18
2200-Aug-28 14:09 00:10 Jupiter 1.93726243370923 1.93725532925954 1.9372695381935 3.23869779807534 3.10075964620769 2524833.089625664 10.1811909378868 557.421876743375 62.9884493445478 57.9977363609012 1172253.41179069 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 04:18:56 2019-Sep-24 04:18

Alternate Designations
 1999 TU188 = 1998 QR2 = 1999 VK215 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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