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46228 (2001 HZ2)
Classification: Main-belt Asteroid          SPK-ID: 2046228
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .151873730677048 3.8964e-08  
a 3.186010743630359 2.1493e-08 au
q 2.70213940601806 1.2043e-07 au
i 1.13366875688165 4.5823e-06 deg
node 40.48115417783023 0.00025447 deg
peri 218.609696288438 0.00025511 deg
M 95.76552189445788 1.7441e-05 deg
tp 2458447.944431667988
(2018-Nov-25.44443167)		 0.00010102 TDB
period 2077.15679572813
5.69		 2.1019e-05
5.755e-08		 d
yr
n .1733138301067951 1.7538e-09 deg/d
Q 3.669882081242657 2.4758e-08 au
   Orbit Determination Parameters
   # obs. used (total)      800  
   data-arc span      9873 days (27.03 yr)  
   first obs. used      1992-11-24  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60763  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:53:06  

Additional Information
 Earth MOID = 1.68702 au 
 Jupiter MOID = 1.39657 au 
 T_jup = 3.180 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456877.5 (2014-Aug-08.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .152198756398185 3.863e-08  
q 2.702272020155232 1.1962e-07 au
tp 2456375.712472600434
(2013-Mar-24.21247260)		 0.00010617 TDB
node 40.51262371279336 0.00025379 deg
peri 219.6540737685165 0.00025443 deg
i 1.136379184095703 4.5846e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      800  
   data-arc span      9873 days (27.03 yr)  
   first obs. used      1992-11-24  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60763  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:53:06  

Additional Information
 Jupiter MOID = 1.39657 au 
 T_jup = 3.180 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.492274999905678E-15 -4.569287657360731E-15 -4.249616061182114E-14 -4.437796121337669E-15 -2.025600574415078E-14 -6.87507525403726E-17
q -4.569287657360731E-15 1.430969598921634E-14 -5.087780214104639E-13 1.302882050257303E-14 -3.110988731034428E-14 2.867972552694489E-16
tp -4.249616061182114E-14 -5.087780214104639E-13 1.127299023955103E-8 4.179115962244657E-12 1.949506251193759E-9 -1.127371116570581E-12
node -4.437796121337669E-15 1.302882050257303E-14 4.179115962244657E-12 6.440877528996881E-8 -6.43949911995789E-8 -2.343520919982844E-10
peri -2.025600574415078E-14 -3.110988731034428E-14 1.949506251193759E-9 -6.43949911995789E-8 6.473241956463167E-8 2.341183920274177E-10
i -6.87507525403726E-17 2.867972552694489E-16 -1.127371116570581E-12 -2.343520919982844E-10 2.341183920274177E-10 2.101894509388931E-11

[ 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 14.6   n/a MPO235030  
diameter diameter 5.809 km 1.786 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46228 (2001 HZ2)          Discovered 2001-Apr-17 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

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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
1907-Oct-01 08:02 00:05 Jupiter 1.88161288813305 1.88160984961177 1.88161592665261 2.67074330257902 2.49650844247872 2417849.834814521 5.30301323758683 133.148709112835 34.348578456898 -48.6937079067586 1007431.5736455 T 21 CATAB v2.0f-lin.ifort 2019-Dec-14 03:53:19 2019-Dec-14 03:53
1918-Nov-04 03:08 00:04 Jupiter 1.64299624870186 1.64299404922615 1.64299844817217 1.86954660581446 1.56975602242584 2421901.630563532 4.439243260529 70.4070834814659 40.6610221206873 77.678299249088 640327.613079101 T 21 CATAB v2.0f-lin.ifort 2019-Dec-14 03:53:19 2019-Dec-14 03:53
1929-Dec-29 18:49 00:03 Jupiter 1.48630460978661 1.48630358909085 1.48630563047983 1.44378279089344 0.971976850835353 2425975.283932144 3.41998587522802 206.974943805365 113.230232431299 10.2566175991386 1267460.88496287 T 21 CATAB v2.0f-lin.ifort 2019-Dec-14 03:53:19 2019-Dec-14 03:53
1941-Mar-10 10:03 00:03 Jupiter 1.45530257667471 1.45530221022852 1.45530294312048 1.43774447564387 0.95029423393021 2430063.918867909 2.61625074669769 177.107873538572 122.425903224116 20.2277851359928 2045914.89761132 T 21 CATAB v2.0f-lin.ifort 2019-Dec-14 03:53:19 2019-Dec-14 03:53
1952-May-04 17:22 00:02 Jupiter 1.5526316313581 1.55263091127821 1.55263235143976 1.87560426524802 1.55782269394639 2434137.223669844 2.10397498753152 138.921580399731 27.9497244156257 76.2525045736162 2186947.21542113 T 21 CATAB v2.0f-lin.ifort 2019-Dec-14 03:53:19 2019-Dec-14 03:53
1963-May-27 13:08 00:02 Jupiter 1.76698722979968 1.76698635268025 1.76698810691993 2.83522252314822 2.66078321215465 2438177.047557188 1.68239157295249 96.205244080302 14.2362424881947 -77.8441321682943 2446666.99733557 T 21 CATAB v2.0f-lin.ifort 2019-Dec-14 03:53:19 2019-Dec-14 03:53
2074-Jan-04 16:37 00:02 Jupiter 1.84505602741501 1.84505477690539 1.84505727792412 2.47182155301771 2.27854077925607 2478577.192095660 1.98934397166974 64.8582924541331 22.326065967922 -72.2065195845838 1377873.09296003 T 21 CATAB v2.0f-lin.ifort 2019-Dec-14 03:53:19 2019-Dec-14 03:53
2085-Feb-14 16:45 00:02 Jupiter 1.62943824115876 1.62943712717501 1.62943935514075 1.78438441977149 1.46436949742163 2482636.197865398 2.4215377506881 69.9559314765986 45.0415625481564 83.2420163860434 1138354.84419889 T 21 CATAB v2.0f-lin.ifort 2019-Dec-14 03:53:19 2019-Dec-14 03:53
2096-Apr-17 22:55 00:03 Jupiter 1.50062911997917 1.50062853978926 1.50062970016823 1.46038287305464 1.00191229803426 2486716.454826777 2.95116238657823 131.221851050803 113.851297222391 10.6210346392244 1921628.70423137 T 21 CATAB v2.0f-lin.ifort 2019-Dec-14 03:53:19 2019-Dec-14 03:53
2107-Jun-26 19:16 00:04 Jupiter 1.48640387721044 1.48640312835026 1.486404626069 1.51772812166982 1.07879795167164 2490802.302526372 3.81506051803609 219.345130681943 97.9939116499848 18.8221645777747 1202568.82891061 T 21 CATAB v2.0f-lin.ifort 2019-Dec-14 03:53:19 2019-Dec-14 03:53
2118-Aug-14 04:17 00:05 Jupiter 1.59767983619046 1.59767767701761 1.59768199537039 2.03484612179636 1.75507351079409 2494868.678442650 5.00193681138875 260.759312473384 16.4744488377434 79.5971836765842 1845765.86031706 T 21 CATAB v2.0f-lin.ifort 2019-Dec-14 03:53:19 2019-Dec-14 03:53
2129-Aug-31 16:01 00:06 Jupiter 1.81012786285982 1.81012456051767 1.8101311652152 3.05956378325726 2.90259542038695 2498904.167633063 5.99624726669389 308.123735320668 18.8072232643696 -69.8729923603742 2164175.83065 T 21 CATAB v2.0f-lin.ifort 2019-Dec-14 03:53:19 2019-Dec-14 03:53
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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