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117166 (2004 RU6)
Classification: Main-belt Asteroid          SPK-ID: 2117166
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899664262611471 4.704e-08  
a 3.10566255740543 3.5165e-08 au
q 2.515690940202066 1.4673e-07 au
i 19.1175193774363 6.555e-06 deg
node 139.6720613589318 1.8755e-05 deg
peri 287.4178085132888 2.8145e-05 deg
M 258.5536948892803 2.1086e-05 deg
tp 2459563.830880660508
(2021-Dec-15.33088066)		 0.0001212 TDB
period 1999.07839734967
5.47		 3.3953e-05
9.296e-08		 d
yr
n .1800829824769651 3.0586e-09 deg/d
Q 3.695634174608794 4.1845e-08 au
   Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      7278 days (19.93 yr)  
   first obs. used      1999-09-14  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58969  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:16:39  

Additional Information
 Earth MOID = 1.60558 au 
 Jupiter MOID = 1.80378 au 
 T_jup = 3.109 
[ 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 14.6   n/a MPO449685  
diameter diameter 6.821 km 0.847 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.067   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

117166 (2004 RU6)          Discovered 2004-Sep-05 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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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-Mar-24 03:54 00:03 Jupiter 1.86146539005717 1.8614643369913 1.86146644313564 4.51655682934778 4.41466031302038 2432999.662687294 2.99315104092786 381.403140526719 38.5892422957064 -83.9180004004596 1827977.74587412 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 03:16:42 2019-Sep-24 03:16
2009-Sep-02 12:30 < 00:01 Jupiter 1.91269677968504 1.91269596447304 1.9126975948977 5.57076403031551 5.49069465830541 2455077.020524662 0.386087869084679 95.9354767437461 29.0863563328346 73.1002792020116 2494543.66753855 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 03:16:42 2019-Sep-24 03:16
2019-Oct-14 19:35 < 00:01 Jupiter 1.98097356319109 1.98097258664896 1.98097453973333 3.65424003650115 3.5352952387965 2458771.316138336 0.529920200145801 128.18828485911 45.5509542361944 -86.7626904837877 1799187.72137999 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 03:16:42 2019-Sep-24 03:16
2080-Apr-18 03:27 00:03 Jupiter 1.80875635527857 1.80875562093459 1.80875708962614 5.14427047313084 5.05241909369145 2480872.643546723 2.76564321810593 408.189083544445 32.9746020599364 88.6805820145771 2244979.35977813 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 03:16:42 2019-Sep-24 03:16
2150-Dec-02 18:36 00:06 Jupiter 1.81991585191656 1.81991388558588 1.81991781834406 4.65424909862956 4.55315249703238 2506667.274838520 6.00198835936651 738.759473704571 38.5421543042842 -82.2324693698146 1960690.91635412 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 03:16:42 2019-Sep-24 03:16
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