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65981 (1998 HD119)
Classification: Main-belt Asteroid          SPK-ID: 2065981
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 .1779079348377191 5.1113e-08  
a 2.645018271866002 1.3985e-08 au
q 2.174448533510289 1.4026e-07 au
i 13.79815542851187 5.2503e-06 deg
node 182.5634436881092 1.7073e-05 deg
peri 8.415733747365266 2.0846e-05 deg
M 68.56942403638257 1.2751e-05 deg
tp 2458701.225687099881
(2019-Aug-05.72568710)
5.4512e-05 TDB
period 1571.236074359868
4.30
1.2461e-05
3.412e-08
d
yr
n .2291189757380452 1.8171e-09 deg/d
Q 3.115588010221715 1.6473e-08 au
  Orbit Determination Parameters
   # obs. used (total)      705  
   data-arc span      8128 days (22.25 yr)  
   first obs. used      1998-03-24  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5783  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:19:59  

Additional Information
 Earth MOID = 1.17619 au 
 Jupiter MOID = 1.8398 au 
 T_jup = 3.330 
[ 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 15.2   n/a MPO436241  
diameter diameter 3.000 km 0.334 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.259   0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65981 (1998 HD119)          Discovered 1998-Apr-23 by LINEAR at Socorro
Reference: 20030910/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
1940-Apr-02 06:00 00:02 Jupiter 1.85844321338141 1.85844262072615 1.85844380604216 3.75303797701423 3.6295666705137 2429721.750258657 1.65895340128017 224.382357959964 19.9151662684716 84.1236543757414 2714311.83723544 T 26 CATAB v2.0f-lin.ifort 2020-Nov-12 22:20:01 2020-Nov-12 22:20
1987-May-14 20:40 < 00:01 Jupiter 1.83167411560076 1.83167372385284 1.83167450734868 3.79066874011941 3.66664804816594 2446930.361192743 0.615136238530535 98.8714671621983 17.8025258097882 -87.7394244756726 2685883.9221513 T 26 CATAB v2.0f-lin.ifort 2020-Nov-12 22:20:01 2020-Nov-12 22:20
2034-Jun-26 08:00 < 00:01 Jupiter 1.85984093198867 1.85984057284298 1.85984129113435 3.79679397992256 3.67488635614182 2464139.833167653 0.46845017003422 83.8446067637638 16.9389751955768 89.8389723984506 2769668.55678835 T 26 CATAB v2.0f-lin.ifort 2020-Nov-12 22:20:01 2020-Nov-12 22:20
2081-Aug-03 00:26 00:02 Jupiter 1.94334862760678 1.94334777786619 1.94334947735145 3.77807286478378 3.66089062204116 2481344.518108334 1.51438206658061 173.193727152057 22.4527621080366 -77.5175641982087 2890330.74364909 T 26 CATAB v2.0f-lin.ifort 2020-Nov-12 22:20:01 2020-Nov-12 22:20
2142-Apr-16 16:53 00:03 Jupiter 1.94583964605637 1.94583785046683 1.94584144165643 3.5708518272322 3.44679333517691 2503515.203525001 2.86802144070651 260.347745248934 33.4623048413364 70.4985182530375 2734066.10688512 T 26 CATAB v2.0f-lin.ifort 2020-Nov-12 22:20:01 2020-Nov-12 22:20
2189-May-23 00:47 00:04 Jupiter 1.85672619345066 1.85672482301182 1.85672756392928 3.6828613364358 3.55683635126202 2520718.532684193 3.74321146067872 463.262545655254 21.4179318825017 81.5687653242205 2667531.73805138 T 26 CATAB v2.0f-lin.ifort 2020-Nov-12 22:20:01 2020-Nov-12 22:20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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