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46265 (2001 HC51)
Classification: Main-belt Asteroid          SPK-ID: 2046265
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1273001379235695 4.5347e-08  
a 3.059376608573368 2.2132e-08 au
q 2.669917544341835 1.3729e-07 au
i 10.17879340270282 4.5293e-06 deg
node 225.4704178503974 2.7129e-05 deg
peri 68.80331994524198 3.2034e-05 deg
M 130.4532384180426 1.8212e-05 deg
tp 2458292.227787577372
(2018-Jun-22.72778758)
9.7219e-05 TDB
period 1954.554747464828
5.35
2.1209e-05
5.807e-08
d
yr
n .1841851708001227 1.9986e-09 deg/d
Q 3.448835672804899 2.4949e-08 au
  Orbit Determination Parameters
   # obs. used (total)      793  
   data-arc span      8430 days (23.08 yr)  
   first obs. used      1997-09-30  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5182  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:48:06  

Additional Information
 Earth MOID = 1.67533 au 
 Jupiter MOID = 1.76539 au 
 T_jup = 3.198 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456995.5 (2014-Dec-04.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1308831891248942 4.5385e-08  
q 2.65571703897524 1.3789e-07 au
tp 2456338.384603027064
(2013-Feb-14.88460303)
9.2829e-05 TDB
node 225.6226281705746 2.7217e-05 deg
peri 68.5219271003679 3.1843e-05 deg
i 10.16464446880533 4.5256e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      793  
   data-arc span      8430 days (23.08 yr)  
   first obs. used      1997-09-30  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5182  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:48:06  

Additional Information
 Jupiter MOID = 1.76539 au 
 T_jup = 3.198 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.059753373206836E-15 -6.198536575847088E-15 4.188191997560066E-13 2.20531426898617E-15 3.86424222494287E-14 -3.58337787867655E-16
q -6.198536575847088E-15 1.901343758182889E-14 -1.364760805190452E-12 -5.329563423097948E-15 -1.128056391994654E-13 1.93417216276696E-15
tp 4.188191997560066E-13 -1.364760805190452E-12 8.617213627923098E-9 6.496658998310462E-13 1.560491855658235E-9 4.133309395935927E-13
node 2.20531426898617E-15 -5.329563423097948E-15 6.496658998310462E-13 7.407922660690274E-10 -7.291181625322889E-10 4.13579958832203E-12
peri 3.86424222494287E-14 -1.128056391994654E-13 1.560491855658235E-9 -7.291181625322889E-10 1.013950153563034E-9 -3.979681442364183E-12
i -3.58337787867655E-16 1.93417216276696E-15 4.133309395935927E-13 4.13579958832203E-12 -3.979681442364183E-12 2.048061823324142E-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 14.5   n/a MPO502464  

46265 (2001 HC51)          Discovered 2001-Apr-23 by LINEAR at Socorro
Reference: 20020822/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
1919-Jul-26 02:04 00:03 Jupiter 1.97099621613971 1.97099464563921 1.97099778665052 2.44445915822016 2.26183418427888 2422165.586351384 3.45908080447854 290.056220770481 39.4626487576108 -72.9818426426903 2533527.50565926 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:48:07 2020-Nov-12 23:48
1929-Feb-13 19:16 00:03 Jupiter 1.83319093981323 1.83318993707407 1.83319194256281 3.96067059136873 3.84224090822215 2425656.302654570 2.7787688922845 246.31478545558 16.81915807887 -80.0609737851728 3169387.9392292 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:48:07 2020-Nov-12 23:48
1977-Nov-17 03:30 00:01 Jupiter 1.79664968910356 1.79664909950533 1.79665027870211 3.10464807471284 2.94888937587547 2443464.645833589 1.25604740225632 103.581294053374 30.2607537391119 84.3467711405494 2527010.1264836 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:48:07 2020-Nov-12 23:48
2036-Apr-03 09:48 < 00:01 Jupiter 1.79454044649593 1.79453999840411 1.79454089458805 3.78903073658444 3.66234276980513 2464786.908263541 0.734889849403118 84.6421312373501 17.0039610279611 -83.1624643003528 2989864.23637774 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:48:07 2020-Nov-12 23:48
2085-Jan-14 05:57 00:03 Jupiter 1.85901043640599 1.85900962708227 1.85901124572991 2.72684466638953 2.55429444726118 2482604.748246909 2.50529164403415 108.018631996237 58.3067686994873 -89.738015139413 1752707.12944039 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:48:07 2020-Nov-12 23:48
2094-Aug-26 00:52 00:03 Jupiter 1.97789381535563 1.97789242807527 1.9778952026425 4.39706571896118 4.29856924626716 2486115.535971357 2.59940814055054 202.710966925335 18.0266953028478 -71.8285701695324 3648485.32040881 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:48:07 2020-Nov-12 23:48
2143-May-24 21:33 00:04 Jupiter 1.78524966524679 1.78524921073613 1.78525011976272 3.52857570008474 3.39145018516979 2503918.397934850 4.24141654457236 349.869484653966 18.3930143912173 89.3791508438167 2555992.33018416 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:48:07 2020-Nov-12 23:48
2192-Mar-23 08:50 00:07 Jupiter 1.92959217543787 1.92959007572349 1.92959427517682 2.33660536618434 2.14051292546786 2521753.867733251 6.52318894976569 411.945799421905 46.6565928536407 -66.5630029260981 2550922.91922077 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:48:07 2020-Nov-12 23:48

Alternate Designations
 2001 HC51 = 1997 SF29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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