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59908 (1999 RS154)
Classification: Outer Main-belt Asteroid          SPK-ID: 2059908
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05967574256196842 3.7497e-08  
a 3.221118473999703 1.8639e-08 au
q 3.028895837183696 1.182e-07 au
i 2.562961411198145 3.5888e-06 deg
node 284.1520923297015 9.6305e-05 deg
peri 121.6712830540678 0.00010205 deg
M 187.6020171897891 3.4312e-05 deg
tp 2460211.702545040099
(2023-Sep-24.20254504)		 0.00020376 TDB
period 2111.584545714733
5.78		 1.8328e-05
5.018e-08		 d
yr
n .1704880823884542 1.4798e-09 deg/d
Q 3.41334111081571 1.9752e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1577  
   data-arc span      7613 days (20.84 yr)  
   first obs. used      1999-08-08  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51023  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:41:15  

Additional Information
 Earth MOID = 2.0383 au 
 Jupiter MOID = 1.85529 au 
 T_jup = 3.185 
[ 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 13.62   n/a E2021B10  
diameter diameter 11.039 km 0.210 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59908 (1999 RS154)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ 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
2012-Feb-27 15:58 < 00:01 Jupiter 1.96472350847787 1.96472314321643 1.96472387373919 4.04030338096246 3.93215216659191 2455985.164956063 0.175252447621069 31.4890602703103 15.2520555810615 -82.9246200920389 4447214.94403409 T 29 CATAB v2.0f-lin.ifort 2021-Apr-13 11:41:21 2021-Apr-13 11:41
2023-Jun-14 10:36 < 00:01 Jupiter 1.93111552860885 1.93111513636399 1.93111592085371 3.87615168815666 3.76129172123992 2460109.941769734 0.314454836607156 32.8383950597674 16.1284120642014 -84.6832285773867 4041264.33952657 T 29 CATAB v2.0f-lin.ifort 2021-Apr-13 11:41:21 2021-Apr-13 11:41
2034-Sep-30 20:16 < 00:01 Jupiter 1.90685208887686 1.90685168891914 1.90685248883459 3.73942364202869 3.61868628362337 2464236.344123826 0.611578215288786 41.7942758778713 16.1638882625032 -87.1190918434314 3897185.24519091 T 29 CATAB v2.0f-lin.ifort 2021-Apr-13 11:41:21 2021-Apr-13 11:41
2046-Jan-19 21:11 < 00:01 Jupiter 1.89703735020852 1.89703696207821 1.89703773833883 3.6603035406195 3.53621647081243 2468365.382552606 0.930700836267024 54.279558959452 15.4583175425119 -86.956540864098 3985165.76161331 T 29 CATAB v2.0f-lin.ifort 2021-Apr-13 11:41:21 2021-Apr-13 11:41
2057-May-17 00:56 00:01 Jupiter 1.89899296274783 1.89899259022137 1.8989933352744 3.63164027654867 3.5066701637695 2472500.538992768 1.2575654564773 59.5424131629385 14.45081126426 -84.9915304109951 4261876.19618218 T 29 CATAB v2.0f-lin.ifort 2021-Apr-13 11:41:21 2021-Apr-13 11:41
2068-Sep-16 12:21 00:02 Jupiter 1.91135453218208 1.91135415027534 1.91135491408894 3.635961099706 3.51196627285875 2476641.014550479 1.59035153599174 51.8381657438478 14.2928602378535 -81.0684481737073 4626517.87528886 T 29 CATAB v2.0f-lin.ifort 2021-Apr-13 11:41:21 2021-Apr-13 11:41
2080-Jan-23 04:33 00:02 Jupiter 1.94137341385114 1.94137297448581 1.94137385321648 3.67660466881975 3.55595564667845 2480786.689583170 1.92580330348346 40.3701286006524 18.8867028112654 -82.1133335759334 4660234.67941906 T 29 CATAB v2.0f-lin.ifort 2021-Apr-13 11:41:21 2021-Apr-13 11:41
2091-Jun-03 13:22 00:02 Jupiter 1.98445677098923 1.98445623858734 1.98445730339122 3.73919468721519 3.62324717707442 2484936.056765841 2.26473838396137 45.5624076323643 21.5099383017088 73.4146402214193 4638285.61225332 T 29 CATAB v2.0f-lin.ifort 2021-Apr-13 11:41:21 2021-Apr-13 11:41

Alternate Designations
 1999 RS154 = 2000 VJ38 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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