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243855 (2000 WA73)
Classification: Main-belt Asteroid          SPK-ID: 2243855
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .286802734514587 5.8257e-08  
a 3.105822437155403 2.4416e-08 au
q 2.215064069262474 1.8478e-07 au
i 12.15815015947725 5.0413e-06 deg
node 254.8067750429158 3.2052e-05 deg
peri 81.43066294439505 3.3331e-05 deg
M 245.921601958147 9.3201e-06 deg
tp 2459634.025754256226
(2022-Feb-23.52575426)
5.6107e-05 TDB
period 1999.232768403423
5.47
2.3575e-05
6.454e-08
d
yr
n .1800690773428519 2.1234e-09 deg/d
Q 3.996580805048333 3.1419e-08 au
  Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      7623 days (20.87 yr)  
   first obs. used      1999-06-15  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57769  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 12:51:23  

Additional Information
 Earth MOID = 1.24498 au 
 Jupiter MOID = 1.69114 au 
 T_jup = 3.122 
[ 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 15.1   n/a MPO433597  
diameter diameter 6.450 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243855 (2000 WA73)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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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
1909-Jul-27 14:03 00:06 Jupiter 1.89510627162075 1.89510386269358 1.89510868083564 0.458936507526159 n/a 2418515.085082341 6.02449648848039 1273.08207218268 47.4358749168274 85.0230949898481 5952557.41994756 F 14 CATAB v2.0f-lin.ifort 2020-May-21 12:51:42 2020-May-21 12:51
1919-Jun-19 07:50 00:04 Jupiter 1.66141748680929 1.66141648246504 1.66141849119207 3.11856166280593 2.95055731457808 2422128.826279525 3.70004087917699 567.757743629276 32.5874323749101 -88.8011335806315 1714877.35227425 T 14 CATAB v2.0f-lin.ifort 2020-May-21 12:51:42 2020-May-21 12:51
1991-May-20 16:09 00:01 Jupiter 1.68317623381716 1.68317532786436 1.68317713977016 2.10444998050236 1.84993308155544 2448397.173162275 1.175332483888 193.448150456361 96.1422353390239 77.26803120534 1055950.27994898 T 14 CATAB v2.0f-lin.ifort 2020-May-21 12:51:42 2020-May-21 12:51
2001-Jul-19 09:55 < 00:01 Jupiter 1.91059164568978 1.91059081899723 1.9105924723833 4.25795280431314 4.15252961047901 2452109.913227076 0.59339461016162 121.862965014762 28.4607834059449 -77.7871880882252 2231453.73400118 T 14 CATAB v2.0f-lin.ifort 2020-May-21 12:51:42 2020-May-21 12:51
2063-Jun-30 17:48 00:03 Jupiter 1.81090116275565 1.81090003291303 1.81090229494842 0.288433712048685 n/a 2474736.241765235 2.57690214066386 5067.22464203158 43.2399992800277 89.5905507314806 6263375.24523487 F 14 CATAB v2.0f-lin.ifort 2020-May-21 12:51:42 2020-May-21 12:51
2073-Jun-05 04:53 00:02 Jupiter 1.74819037245605 1.74818931612125 1.74819142880506 3.33859255992102 3.19016809956147 2478363.703722743 2.27873041075366 332.362665864412 28.7199089267371 -85.1146563461951 1706795.39549498 T 14 CATAB v2.0f-lin.ifort 2020-May-21 12:51:42 2020-May-21 12:51
2135-Aug-19 16:21 00:05 Jupiter 1.94580322792671 1.94580125050424 1.94580520539043 2.08374869245207 1.86316769034188 2501083.181581045 5.28471387160028 591.692503333884 77.4658618550921 72.2999650944739 920493.916379558 T 14 CATAB v2.0f-lin.ifort 2020-May-21 12:51:42 2020-May-21 12:51
2145-May-11 06:38 00:06 Jupiter 1.70817239816958 1.7081715882528 1.70817320808724 2.20239720246265 1.96438893667289 2504635.776343973 5.57411911148751 745.913612822025 87.1625230522446 76.3340066731835 952663.839846057 T 14 CATAB v2.0f-lin.ifort 2020-May-21 12:51:42 2020-May-21 12:51

Alternate Designations
 2000 WA73 = 2005 QY13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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