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295750 (2008 UN116)
Classification: Main-belt Asteroid          SPK-ID: 2295750
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 .09119161224820285 6.0799e-08  
a 3.139476445177745 5.3348e-08 au
q 2.85318252652673 1.8307e-07 au
i 5.580011253626646 7.8232e-06 deg
node 309.0703335072443 7.1843e-05 deg
peri 292.9858382847027 8.9764e-05 deg
M 194.6990454275168 5.8844e-05 deg
tp 2459933.447340691225
(2022-Dec-19.94734069)
0.0003449 TDB
period 2031.815505950805
5.56
5.1789e-05
1.418e-07
d
yr
n .1771814413984083 4.5161e-09 deg/d
Q 3.42577036382876 5.8213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      9381 days (25.68 yr)  
   first obs. used      1994-03-14  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62358  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 18:31:41  

Additional Information
 Earth MOID = 1.84632 au 
 Jupiter MOID = 1.64958 au 
 T_jup = 3.197 
[ 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 15.9   n/a MPO503287  
diameter diameter 4.414 km 0.666 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295750 (2008 UN116)          Discovered 2008-Oct-22 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ 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
1943-Feb-09 07:10 00:06 Jupiter 1.95548629989235 1.95548311678709 1.9554894829966 3.461245480119 3.33375412502415 2430764.798614099 5.62163176469367 147.969675987032 77.9127367215888 31.9448324557936 716097.350293239 T 11 CATAB v2.0f-lin.ifort 2019-Dec-14 18:31:42 2019-Dec-14 18:31
1953-Jul-04 06:16 00:05 Jupiter 1.69703280084147 1.69703144115351 1.69703416053107 2.25385613986952 2.02030395819018 2434562.760970049 5.15383060231161 192.261354023489 25.4196855886103 -82.5410712876449 1233518.43909136 T 11 CATAB v2.0f-lin.ifort 2019-Dec-14 18:31:42 2019-Dec-14 18:31
1963-Oct-24 08:55 00:04 Jupiter 1.72471881603177 1.7247176025479 1.72472002952407 2.41099797544567 2.19788444660458 2438326.871673767 4.26936028532761 260.992748785374 24.580400389866 87.3445587931442 1527846.94008204 T 11 CATAB v2.0f-lin.ifort 2019-Dec-14 18:31:42 2019-Dec-14 18:31
1974-Mar-12 11:08 00:03 Jupiter 1.99172962353041 1.9917279101565 1.99173133690398 4.10570924350553 4.00078851413232 2442118.963907330 3.02402679229683 99.2707152333371 70.953846611185 -73.2486255982778 1022418.95514899 T 11 CATAB v2.0f-lin.ifort 2019-Dec-14 18:31:42 2019-Dec-14 18:31
2037-Jun-15 11:15 00:02 Jupiter 1.81590807832028 1.81590740891053 1.81590874772993 2.93903450664535 2.77579401794533 2465224.968989592 1.78306796456739 99.0131142968783 23.2926465187126 -86.2454418521506 1853143.60939609 T 11 CATAB v2.0f-lin.ifort 2019-Dec-14 18:31:42 2019-Dec-14 18:31
2047-Oct-22 07:57 00:03 Jupiter 1.6736335770675 1.67363277949254 1.67363437464245 2.03215279882726 1.76562994584472 2469005.831198697 2.87950818758137 95.7605208376843 30.5210648219121 -75.3811549871614 1607025.83360898 T 11 CATAB v2.0f-lin.ifort 2019-Dec-14 18:31:42 2019-Dec-14 18:31
2058-Feb-13 16:43 00:04 Jupiter 1.83076406199568 1.83076272978086 1.83076539421529 3.11279385214937 2.9604331167565 2472773.196325451 3.68329733094662 219.232208649029 31.3071051505261 -82.993534977171 1492482.18516504 T 11 CATAB v2.0f-lin.ifort 2019-Dec-14 18:31:42 2019-Dec-14 18:31
2121-May-10 23:21 00:08 Jupiter 1.99759291525721 1.99758933466592 1.99759649584713 3.57464400619424 3.45398850596254 2495869.473156742 8.12478491418172 158.951685475097 84.6960334550072 -12.3058971100053 626567.210366193 T 11 CATAB v2.0f-lin.ifort 2019-Dec-14 18:31:42 2019-Dec-14 18:31
2131-Oct-12 20:22 00:10 Jupiter 1.71219548206869 1.7121937421953 1.71219722196116 2.48015269924903 2.2719502855029 2499676.348473042 9.54027943364927 366.109560592195 24.7355005901204 -89.3010411530595 1429136.13666099 T 11 CATAB v2.0f-lin.ifort 2019-Dec-14 18:31:42 2019-Dec-14 18:31
2142-Feb-06 22:18 00:11 Jupiter 1.71525310871221 1.71525097950457 1.71525523794617 2.23295974600986 1.99961837064175 2503446.429502814 10.9842718517637 411.784338018736 26.9900417958115 85.5586877042183 1405819.12304489 T 11 CATAB v2.0f-lin.ifort 2019-Dec-14 18:31:42 2019-Dec-14 18:31
2152-Jun-16 11:14 00:11 Jupiter 1.95935494730931 1.95935075625214 1.95935913838119 3.87947834756978 3.76639867972915 2507228.968308985 10.9389049107864 360.029873677298 58.1122008108768 -63.2611955772093 1070340.71531085 T 11 CATAB v2.0f-lin.ifort 2019-Dec-14 18:31:42 2019-Dec-14 18:31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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