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14308 Hardeman (5193 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2014308
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2012847174124724 4.0727e-08  
a 3.003636092326168 1.4838e-08 au
q 2.399050050272393 1.2e-07 au
i 12.52786707391153 3.4189e-06 deg
node 151.345880293682 2.0525e-05 deg
peri 82.48341026918955 2.1771e-05 deg
M 203.325732881447 8.9733e-06 deg
tp 2459827.993458648220
(2022-Sep-05.49345865)
5.0315e-05 TDB
period 1901.382087767766
5.21
1.4089e-05
3.857e-08
d
yr
n .1893359584672653 1.403e-09 deg/d
Q 3.608222134379944 1.7825e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2100  
   data-arc span      15721 days (43.04 yr)  
   first obs. used      1977-10-16  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46009  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:40:46  

Additional Information
 Earth MOID = 1.42844 au 
 Jupiter MOID = 1.58874 au 
 T_jup = 3.185 
[ 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 12.9   n/a MPO502278  
diameter diameter 9.604 km 0.152 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.159   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14308 Hardeman           Discovered 1977 Oct. 16 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Sjoerd Hardeman (1982-2011) was a member of the Jongeren WerkGroep voor sterrenkunde (Dutch Youth Association for astronomy). He was a leader on several astronomy holiday camps and gave many presentations on astronomy. He died from leukemia shortly before defending his PhD.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-10-26Last Updated: 2019-04-09

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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
1905-Mar-21 05:58 00:03 Jupiter 1.58768296877445 1.58768215398976 1.58768378356285 1.78930433206478 1.46103319241721 2416925.748452907 2.87005242649239 289.601700009863 185.539606268599 11.7941423639909 598182.234236028 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:40:50 2020-Nov-13 02:40
1951-Jun-21 10:21 00:02 Jupiter 1.70991319514377 1.70991227954699 1.70991411074463 3.38506508718681 3.23542048942175 2433818.931105435 1.52727785260208 163.890552361684 20.1181820924581 -79.1078310981688 2731146.31717506 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:40:50 2020-Nov-13 02:40
1988-Dec-08 03:37 < 00:01 Jupiter 1.68281758589927 1.6828169666243 1.68281820517461 0.6504558870972 n/a 2447503.650447530 0.849211499816672 156.942311675481 29.8250777738417 87.0218619983639 8427354.98584807 F 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:40:50 2020-Nov-13 02:40
2035-Jan-28 19:37 < 00:01 Jupiter 1.6107796635895 1.61077920505711 1.61078012212181 2.5906051153962 2.37897925103094 2464356.317187682 0.534136419417242 78.8299237831452 26.9392955865216 -85.4349169992635 1816138.62464491 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:40:50 2020-Nov-13 02:40
2072-Sep-11 12:27 00:02 Jupiter 1.82216564885425 1.82216481913531 1.82216647857195 1.69530765269014 1.39441038257563 2478097.018863768 1.67790706538757 207.487386248117 95.3699444367422 18.7261629308501 747157.660388656 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:40:50 2020-Nov-13 02:40
2081-May-04 21:37 00:02 Jupiter 1.96755843893123 1.96755718800236 1.96755968986234 4.30643865749865 4.20528542322468 2481254.400862951 1.51269612771067 131.537385651469 22.5759130496639 -66.0719182925408 3578316.41129383 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:40:50 2020-Nov-13 02:40
2118-Sep-22 03:11 00:03 Jupiter 1.59936552046504 1.59936504525663 1.59936599567381 1.54107496929971 1.14704572337569 2494907.632983888 2.77119990289421 627.304603954682 183.863815134988 -23.331524730182 673780.828050452 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:40:50 2020-Nov-13 02:40
2156-May-17 15:58 00:04 Jupiter 1.97935267887121 1.97935060869526 1.97935474906067 3.05966370184368 2.91645055915746 2508660.165464386 3.55255498998834 296.032900113107 20.880659738252 -79.3129457606072 2053896.00370622 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:40:50 2020-Nov-13 02:40
2164-Dec-08 19:04 00:04 Jupiter 1.78656673853958 1.78656453536928 1.78656894173213 3.49565365590376 3.35728788100699 2511787.294162627 3.60673044884997 347.241809075174 20.375762158541 -76.1258166094544 2828592.27417466 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:40:50 2020-Nov-13 02:40

Alternate Designations
 5193 T-3 = 1980 DV 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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