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JPL Small-Body Database Browser
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447238 (2005 US191)
Classification: Main-belt Asteroid          SPK-ID: 2447238
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1210249874519295 8.9027e-08  
a 3.099588342752422 4.931e-08 au
q 2.724460702464663 2.6791e-07 au
i 6.098301717253491 9.8922e-06 deg
node 42.39121376444729 7.8553e-05 deg
peri 25.31271586356548 9.2153e-05 deg
M 159.573473216113 4.272e-05 deg
tp 2457716.987593688770
(2016-Nov-24.48759369)
0.00023277 TDB
period 1993.216415370509
5.46
4.7564e-05
1.302e-07
d
yr
n .180612600430085 4.31e-09 deg/d
Q 3.474715983040181 5.5278e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      4526 days (12.39 yr)  
   first obs. used      2005-10-27  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60513  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:43:01  

Additional Information
 Earth MOID = 1.73947 au 
 Jupiter MOID = 1.84271 au 
 T_jup = 3.202 
[ 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 16.8   n/a MPO437739  

447238 (2005 US191)          Discovered 2005-Oct-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28

[ 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
1949-Dec-08 10:56 00:05 Jupiter 1.88940327600567 1.88940190402186 1.88940464798991 2.78773522863584 2.62199628157726 2433258.955262431 4.87649806489666 146.584876154581 28.6633412435919 84.0242089336133 903529.828163386 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 05:43:03 2019-Jul-14 05:43
1959-Oct-30 20:18 00:04 Jupiter 1.88261444503846 1.88261351907157 1.88261537100503 2.51191058960661 2.32591022955287 2436872.345896454 4.02831366054848 131.739587008521 17.8353493522859 80.4813986972779 1235996.64246642 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 05:43:03 2019-Jul-14 05:43
2020-Apr-16 05:19 < 00:01 Jupiter 1.84065464229607 1.84065365497249 1.84065562961924 2.32377619983393 2.11650339585945 2458955.721789843 0.853041543673264 92.4032734020093 10.2434375012452 77.6031958918064 1234553.45954617 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 05:43:03 2019-Jul-14 05:43
2030-Mar-21 02:55 00:01 Jupiter 1.98545926414404 1.98545806954081 1.98546045874772 2.92122453210316 2.77134028690046 2462581.621748056 1.36631999533421 145.867843849812 31.6061916106228 78.6417875526408 1197897.06863569 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 05:43:03 2019-Jul-14 05:43
2080-Oct-07 05:28 00:05 Jupiter 1.89750414013392 1.89750277260581 1.89750550766322 3.00650402171815 2.85417081221105 2481044.727856259 5.07567790589958 174.18684969342 33.9414673620361 85.3486466709084 925027.105493463 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 05:43:03 2019-Jul-14 05:43
2090-Aug-25 18:36 00:06 Jupiter 1.86183100032076 1.86182961697713 1.86183238366366 2.38039596945156 2.18091810201633 2484654.275277866 5.81370617951862 144.930990938943 28.8065333704891 86.9797108530571 1024898.5829461 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 05:43:03 2019-Jul-14 05:43
2151-Feb-16 18:46 00:11 Jupiter 1.83739096780869 1.83738989203586 1.8373920435833 2.37545344946455 2.17273908090093 2506743.282249587 10.5797434457123 275.54608151251 35.9182410746785 -82.0311388588777 1069373.40420521 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 05:43:03 2019-Jul-14 05:43
2161-Jan-12 18:10 00:11 Jupiter 1.95330414354318 1.95330080891514 1.9533074781691 2.76809662221407 2.60673884406609 2510361.257235171 10.7495820231631 174.108971812356 60.0572033730088 60.4910761991742 517238.319425167 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 05:43:03 2019-Jul-14 05:43
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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