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74364 (1998 WZ26)
Classification: Main-belt Asteroid          SPK-ID: 2074364
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 .1631989034907158 3.627e-08  
a 3.097586345029923 2.0551e-08 au
q 2.592063650053225 1.1387e-07 au
i 2.881478909848817 3.9425e-06 deg
node 111.7344078511768 0.00012182 deg
peri 15.9613096979885 0.00012336 deg
M 322.3101157459438 2.0155e-05 deg
tp 2459208.975902003593
(2020-Dec-25.47590200)
0.00011234 TDB
period 1991.285624954301
5.45
1.9816e-05
5.425e-08
d
yr
n .1807877260241166 1.7991e-09 deg/d
Q 3.60310904000662 2.3904e-08 au
  Orbit Determination Parameters
   # obs. used (total)      743  
   data-arc span      10313 days (28.24 yr)  
   first obs. used      1991-09-08  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58544  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:25:17  

Additional Information
 Earth MOID = 1.60737 au 
 Jupiter MOID = 1.45886 au 
 T_jup = 3.200 
[ 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 14.8   n/a MPO366102  
diameter diameter 6.310 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74364 (1998 WZ26)          Discovered 1998-Nov-16 by Spacewatch at Kitt Peak
Reference: 20040415/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
1904-Sep-23 21:48 00:04 Jupiter 1.87951811218979 1.87951550861064 1.87952071576937 3.06165578139855 2.91074171165707 2416747.408370893 3.84769533985316 151.260054768905 28.8493028707282 58.0106454088949 1177993.46514976 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:23 2019-Dec-14 07:25
1914-Aug-14 05:50 00:04 Jupiter 1.48643327947465 1.48643285972481 1.48643369922281 1.21577903383542 0.581762470384643 2420358.742951880 3.56402925577224 1007.45096826413 497.225517322328 2.61834184727979 1396610.89910403 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:23 2019-Dec-14 07:25
1924-Jul-13 01:13 00:03 Jupiter 1.93073766714687 1.93073556517751 1.9307397691148 2.46471411071681 2.27978232796244 2423979.550467351 3.08105218703591 87.3994234932853 29.5777808882096 62.7083330527391 1050098.99671225 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:23 2019-Dec-14 07:25
1975-Sep-01 18:41 00:01 Jupiter 1.78240130068568 1.782400080388 1.78240252098275 2.57162811773207 2.37967280422044 2442657.278581450 1.47084684036557 73.1324109730649 17.113914931282 77.5616178949457 1141746.61128748 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:23 2019-Dec-14 07:25
1985-Jul-19 05:03 00:01 Jupiter 1.50651502773591 1.50651465668741 1.50651539878346 1.23740708476454 0.637727958009852 2446265.710349371 1.10648295033072 649.00942164192 247.445171781749 15.1999756144289 1907848.60735794 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:23 2019-Dec-14 07:25
2046-Aug-01 05:55 00:01 Jupiter 1.68435955234671 1.68435883141642 1.68436027327643 2.10399193425647 1.84960315065276 2468558.746767080 1.04254079311587 81.181986897884 14.5631078340671 88.1172873642267 1400302.16591524 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:23 2019-Dec-14 07:25
2056-Jun-19 06:28 00:01 Jupiter 1.55005169523237 1.55005107167036 1.55005231879333 1.33299051951593 0.827023516387794 2472168.769358218 1.39579350829279 323.259146032859 147.960315007999 21.5889858926133 1745870.81831829 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:23 2019-Dec-14 07:25
2117-Jun-26 11:32 00:04 Jupiter 1.59452593759499 1.59452449035753 1.59452738483109 1.7070223711295 1.36070290988735 2494454.980551223 3.51099274802528 219.659963722807 101.321868952393 -54.3479822633097 849954.221453281 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:23 2019-Dec-14 07:25
2127-May-16 11:47 00:04 Jupiter 1.61753616501615 1.61753426514867 1.61753806487674 1.51430524248895 1.11616339962242 2498065.991314884 3.81080920868696 266.32076784071 96.3290705255575 23.12523178851 819665.262885755 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:23 2019-Dec-14 07:25
2188-May-19 03:24 00:06 Jupiter 1.51832265732341 1.51832096693831 1.51832434770895 1.40052775060667 0.919643104815083 2520349.641489207 5.80501681966374 780.519383927693 257.113504215812 -23.1692759660855 686333.609685244 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:23 2019-Dec-14 07:25
2198-Apr-10 19:37 00:06 Jupiter 1.70825072722332 1.70824720617463 1.70825424825628 1.79140980769656 1.4891155194817 2523963.317079407 6.05941108728011 125.623385575654 70.6813358936594 31.828326503392 405206.940592104 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:23 2019-Dec-14 07:25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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