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18337 (1988 RB11)
Classification: Main-belt Asteroid          SPK-ID: 2018337
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2028887834093396 4.3583e-08  
a 3.181164888940131 1.8252e-08 au
q 2.535742214798561 1.3826e-07 au
i .9469451646149681 4.6768e-06 deg
node 162.8942046604829 0.0002734 deg
peri 243.93919190345 0.00027365 deg
M 167.6603215491149 1.0725e-05 deg
tp 2458035.326272967195
(2017-Oct-08.82627297)
6.016e-05 TDB
period 2072.419631081425
5.67
1.7836e-05
4.883e-08
d
yr
n .1737099931890462 1.495e-09 deg/d
Q 3.826587563081701 2.1955e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1042  
   data-arc span      11460 days (31.38 yr)  
   first obs. used      1988-09-14  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52118  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:23:40  

Additional Information
 Earth MOID = 1.54569 au 
 Jupiter MOID = 1.57181 au 
 T_jup = 3.167 
[ 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 14.1   n/a MPO384911  
diameter diameter 5.312 km 0.815 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.157   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18337 (1988 RB11)          Discovered 1988-Sep-14 by Bus, S. J. at Cerro Tololo
Reference: 20001111/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
1900-Dec-14 08:25 00:04 Jupiter 1.72412193639816 1.72412070543314 1.72412316736101 1.96693556522689 1.69890561372901 2415367.850751093 4.47754947587629 64.6186307955974 41.6863494048785 60.4465059791158 837267.924365679 T 22 CATAB v2.0f-lin.ifort 2020-Feb-22 22:23:58 2020-Feb-22 22:24
1912-Feb-13 12:49 00:04 Jupiter 1.64798556996681 1.64798505353709 1.64798608639625 1.58296825918845 1.21566424740398 2419446.033691545 3.53423987780746 122.012225736722 73.6171053444724 46.4702609235444 1776265.67399946 T 22 CATAB v2.0f-lin.ifort 2020-Feb-22 22:23:58 2020-Feb-22 22:24
1923-May-01 18:18 00:03 Jupiter 1.65504266833975 1.65504220136766 1.65504313531157 1.52227668934849 1.13743595153689 2423541.262552504 2.80092899045346 128.227119930363 82.3540609094378 -70.0360713898163 2119570.13618537 T 22 CATAB v2.0f-lin.ifort 2020-Feb-22 22:23:58 2020-Feb-22 22:24
1934-Jul-15 20:46 00:02 Jupiter 1.73421607047447 1.73421536558879 1.73421677536073 1.7268461298632 1.41603720251299 2427634.365137632 2.28057998254231 129.278694665791 36.1055294964623 -75.34006639629 2095160.84455673 T 22 CATAB v2.0f-lin.ifort 2020-Feb-22 22:23:58 2020-Feb-22 22:24
1945-Sep-10 19:45 00:02 Jupiter 1.87795663531918 1.87795585624288 1.87795741439623 2.23421906787359 2.02229241357899 2431709.323169057 1.87032961909644 102.804644848552 4.51597088800071 87.9285599729933 2262720.92444331 T 22 CATAB v2.0f-lin.ifort 2020-Feb-22 22:23:58 2020-Feb-22 22:24
2045-Jan-25 03:02 < 00:01 Jupiter 1.99701337703658 1.99701274032905 1.99701401374411 3.67412967498595 3.55681593460888 2468005.626432824 0.867520138378438 50.4297906341879 22.8385439927016 77.7132702462973 2488641.24287304 T 22 CATAB v2.0f-lin.ifort 2020-Feb-22 22:23:58 2020-Feb-22 22:24
2056-Feb-07 03:09 00:01 Jupiter 1.81095923315241 1.81095859573398 1.81095987057053 2.52152955979194 2.32866283269771 2472035.631450441 1.21812772533085 51.0384147682628 10.1761241912088 -89.6549176679547 1829786.35726211 T 22 CATAB v2.0f-lin.ifort 2020-Feb-22 22:23:58 2020-Feb-22 22:24
2067-Mar-15 12:35 00:02 Jupiter 1.6720529705979 1.67205247376063 1.6720534674347 1.79973011367572 1.49193691294884 2476090.024589988 1.58395827738203 59.4685893835305 42.83209157149 86.914493640311 1761714.93755808 T 22 CATAB v2.0f-lin.ifort 2020-Feb-22 22:23:58 2020-Feb-22 22:24
2078-May-20 07:52 00:02 Jupiter 1.61909314194045 1.61909275706417 1.61909352681627 1.50873146662942 1.10904378894404 2480173.827434440 2.03676865499616 99.8643874374322 88.0604124256466 19.6413164242875 2142464.13691636 T 22 CATAB v2.0f-lin.ifort 2020-Feb-22 22:23:58 2020-Feb-22 22:24
2089-Aug-06 06:42 00:03 Jupiter 1.65078661168003 1.65078581946064 1.65078740389885 1.52581643260471 1.1410131701682 2484269.779205164 2.67201093934308 134.868436090104 77.4725058794536 -52.7564059243788 1798157.35515925 T 22 CATAB v2.0f-lin.ifort 2020-Feb-22 22:23:58 2020-Feb-22 22:24
2100-Oct-16 04:45 00:03 Jupiter 1.76020325907143 1.76020179480337 1.76020472334129 1.82388178037337 1.53757286333187 2488357.697886630 3.4733273461444 173.058087989999 25.5578154214185 -78.5362360438499 1878468.67682906 T 22 CATAB v2.0f-lin.ifort 2020-Feb-22 22:23:58 2020-Feb-22 22:24
2111-Dec-06 04:17 00:04 Jupiter 1.92811784233585 1.92811581122608 1.92811987345099 2.4371443261807 2.24968266784501 2492425.678360444 4.28863776246001 211.009307312866 9.49266842042921 79.7357078373188 2135482.05815265 T 22 CATAB v2.0f-lin.ifort 2020-Feb-22 22:23:58 2020-Feb-22 22:24

Alternate Designations
 1988 RB11 = 1990 AJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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