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JPL Small-Body Database Browser
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65962 (1998 HU1)
Classification: Main-belt Asteroid          SPK-ID: 2065962
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1880071771395327 3.8673e-08  
a 2.392137330349519 8.5933e-09 au
q 1.942398343540408 9.1562e-08 au
i 3.908871527609902 3.4543e-06 deg
node 63.07426608606737 5.9017e-05 deg
peri 307.24607126 5.9655e-05 deg
M 177.6476483196118 8.4394e-06 deg
tp 2458333.640178977364
(2018-Aug-03.14017898)
3.0875e-05 TDB
period 1351.380318506845
3.70
7.2819e-06
1.994e-08
d
yr
n .2663942896532399 1.4355e-09 deg/d
Q 2.84187631715863 1.0209e-08 au
  Orbit Determination Parameters
   # obs. used (total)      976  
   data-arc span      13976 days (38.26 yr)  
   first obs. used      1981-10-30  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53828  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:49:05  

Additional Information
 Earth MOID = .945303 au 
 Jupiter MOID = 2.62382 au 
 T_jup = 3.504 
[ 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 15.6   n/a MPO453055  
diameter diameter 4.531 km 0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65962 (1998 HU1)          Discovered 1998-Apr-18 by Spacewatch at Kitt Peak
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
2029-Jun-08 18:47 < 00:01 Hebe 0.0249443320637181 0.0249420108666967 0.024946654733538 5.6085002318094 5.608500187373 2462296.282934777 0.690663490214483 332.828815261747 28.9293399050112 70.2442304294921 121415.844343303 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 14:49:09 2020-Feb-23 14:49
2168-May-04 03:51 < 00:01 Juno 0.0466875832356278 0.0466806090571638 0.0466945719737448 5.3215870305508 5.32158698158381 2513029.660190972 0.677493706294732 1355.40980358831 44.2312755132752 75.2431159112748 152616.258936193 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 14:49:09 2020-Feb-23 14:49

Alternate Designations
 1998 HU1 = 1981 UV6 = 1992 SL26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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