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18909 (2000 OE21)
Classification: Main-belt Asteroid          SPK-ID: 2018909
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1865959216312396 3.7017e-08  
a 3.138544109672364 1.6387e-08 au
q 2.55290457894775 1.1558e-07 au
i 6.101275429612382 3.7018e-06 deg
node 182.3194654854742 3.4762e-05 deg
peri 234.7281952686803 3.5752e-05 deg
M 166.7614943606715 9.3706e-06 deg
tp 2458059.728701347730
(2017-Nov-02.22870135)
5.0013e-05 TDB
period 2030.910485740346
5.56
1.5906e-05
4.355e-08
d
yr
n .1772603975052923 1.3883e-09 deg/d
Q 3.724183640396977 1.9445e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1525  
   data-arc span      11273 days (30.86 yr)  
   first obs. used      1989-10-25  
   last obs. used      2020-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48557  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:11:59  

Additional Information
 Earth MOID = 1.57063 au 
 Jupiter MOID = 1.67836 au 
 T_jup = 3.175 
[ 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 13.6   n/a MPO263516  
diameter diameter 10.005 km 0.398 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18909 (2000 OE21)          Discovered 2000-Jul-31 by LINEAR at Socorro
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
1938-Mar-26 18:40 00:02 Jupiter 1.96480389440172 1.96480303843104 1.96480475037364 3.35361807036378 3.22250813568064 2428984.277539545 2.14404271622601 107.043318192437 17.4098814828221 79.1648067317419 2792161.67563773 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 02:12:03 2020-Nov-13 02:12
1948-Aug-31 12:16 00:02 Jupiter 1.74514861673778 1.74514804317886 1.7451491902962 1.76020798780964 1.45863476871707 2432795.010890441 1.89481173799508 42.0288474090436 40.9386437033983 73.456846911846 1893985.57106992 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 02:12:03 2020-Nov-13 02:12
1959-Feb-21 07:02 00:01 Jupiter 1.73331795371584 1.73331753879222 1.73331836863927 1.96716862279563 1.70070868951919 2436620.792849338 1.44952301328297 82.348791719723 32.5042213731217 -84.0920483282385 2102890.74547 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 02:12:03 2020-Nov-13 02:12
1969-Sep-01 00:05 00:01 Jupiter 1.97267304905856 1.97267248615841 1.97267361195904 2.87687263619 2.72353447858133 2440465.503547307 1.10770213081554 70.7464493596032 14.5381917198124 79.0844785290404 3246089.69030563 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 02:12:03 2020-Nov-13 02:12
2033-Apr-15 22:56 < 00:01 Jupiter 1.95972071782335 1.95972034853225 1.95972108711435 3.45692893155637 3.32955338965312 2463703.455445186 0.508644319423566 43.6496490752159 14.2789100795396 -88.2197147921897 3782636.6489046 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 02:12:03 2020-Nov-13 02:12
2043-Sep-21 15:05 < 00:01 Jupiter 1.74509130648082 1.74509095657224 1.74509165638931 1.75970885676521 1.45802147089449 2467514.128390102 0.830303684067302 42.346318372254 27.1948907550654 -69.4566516664026 3059316.48760624 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 02:12:03 2020-Nov-13 02:12
2054-Mar-08 18:26 00:01 Jupiter 1.7316250213241 1.73162453352113 1.73162550912668 1.88909244946192 1.60946339963954 2471335.268366924 1.1152956633742 62.3905148864207 38.0263538139387 -81.7428057308225 1897396.35722514 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 02:12:03 2020-Nov-13 02:12
2064-Sep-13 13:46 00:01 Jupiter 1.97074016762835 1.97073942079132 1.97074091446606 2.86597587097056 2.71186639145455 2475177.073896492 1.39952424536479 84.4945877677921 15.6141222459293 75.8256098520072 3105510.85848998 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 02:12:03 2020-Nov-13 02:12
2128-May-06 05:15 00:03 Jupiter 1.95384857194741 1.95384746786655 1.95384967603272 3.55054427475979 3.42627126748317 2498421.718488824 3.07108214390266 171.762833110684 16.4843926061101 79.1018335816442 2985359.0251671 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 02:12:03 2020-Nov-13 02:12
2138-Oct-15 00:26 00:04 Jupiter 1.73389826200568 1.73389763401437 1.73389888999591 1.76564848364812 1.46304453961881 2502235.517921944 3.52958412020682 101.815397136342 38.7676520195059 -21.8605732185381 1169355.70053388 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 02:12:03 2020-Nov-13 02:12
2149-Mar-29 05:47 00:04 Jupiter 1.72311546328262 1.72311460601339 1.72311632055293 1.78991984695449 1.49019593135672 2506053.741199290 3.6973450071686 162.842372964572 47.3248746883497 -63.4124831543612 1647167.02774507 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 02:12:03 2020-Nov-13 02:12
2159-Oct-03 15:54 00:04 Jupiter 1.95919520969641 1.95919342557943 1.95919699382074 2.81317412660018 2.65504895241787 2509894.162277366 3.89923401063395 222.841540164628 15.5662352662464 75.7149978542907 3026203.75889298 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 02:12:03 2020-Nov-13 02:12

Alternate Designations
 2000 OE21 = 1989 UY4 = 2000 RN65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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