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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2010544126223681 1.4773e-08  
a 3.004146380397821 1.3668e-08 au
q 2.400149494455324 4.848e-08 au
i 12.52834076361374 3.6175e-07 deg
node 151.3396981507409 3.6794e-06 deg
peri 82.48096856825592 5.5618e-06 deg
M 241.1829272116748 6.6941e-06 deg
tp 2459828.206188539612
(2022-Sep-05.70618854)
3.7579e-05 TDB
period 1901.866647370093
5.21
1.298e-05
3.554e-08
d
yr
n .1892877192508786 1.2918e-09 deg/d
Q 3.608143266340318 1.6416e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2259  
   data-arc span      15844 days (43.38 yr)  
   first obs. used      1977-10-16  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44919  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:24:45  

Additional Information
 Earth MOID = 1.42832 au 
 Jupiter MOID = 1.58766 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 12.90   n/a MPCxxxxx  
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 05:57 00:03 Jupiter 1.58768310302548 1.58768256162996 1.58768364442488 1.78930715484569 1.46103668232456 2416925.748228293 2.6270605704742 262.832685447932 38.5701727260014 24.8808248041283 2066581.48034002 T 40 CATAB v2.0f-lin.ifort 2021-Apr-13 00:26:06 2021-Apr-13 00:26
1951-Jun-21 10:21 00:01 Jupiter 1.70991336802465 1.70991258087277 1.70991415518061 3.38506771096595 3.23542325088127 2433818.930959174 1.38260477856253 143.374868332356 6.74299107993647 -77.9769001086815 11516928.5988396 T 40 CATAB v2.0f-lin.ifort 2021-Apr-13 00:26:06 2021-Apr-13 00:26
1988-Dec-08 03:36 < 00:01 Jupiter 1.68281774804577 1.68281747387827 1.68281802221405 0.650456190501971 n/a 2447503.650310760 0.722259028991434 62.9882558854052 5.03238017953422 78.3192157681069 48981677.5235151 F 40 CATAB v2.0f-lin.ifort 2021-Apr-13 00:26:06 2021-Apr-13 00:26
2035-Jan-28 19:37 < 00:01 Jupiter 1.61077977803967 1.61077959095584 1.6107799651237 2.59060763568635 2.3789820124437 2464356.317095102 0.482968407410199 50.9566859547317 7.13545618166041 87.9762607573212 13316790.7214983 T 40 CATAB v2.0f-lin.ifort 2021-Apr-13 00:26:06 2021-Apr-13 00:26
2072-Sep-11 12:27 00:02 Jupiter 1.82216582999353 1.8221651331782 1.82216652680824 1.69530760013533 1.39441035366085 2478097.018897648 1.53176803518216 187.717378610675 20.6137369133262 28.7334895939988 3137008.45984676 T 40 CATAB v2.0f-lin.ifort 2021-Apr-13 00:26:06 2021-Apr-13 00:26
2081-May-04 21:37 00:01 Jupiter 1.96755852921431 1.96755735390305 1.9675597045277 4.30644038740831 4.20528720000812 2481254.400856693 1.43299582767628 120.664167159623 7.03886355818501 -63.7219395350331 10581415.668647 T 40 CATAB v2.0f-lin.ifort 2021-Apr-13 00:26:06 2021-Apr-13 00:26
2118-Sep-22 03:12 00:03 Jupiter 1.59936566689507 1.5993654538568 1.59936587993633 1.54107689290188 1.14704835258796 2494907.632989743 2.57168970035335 498.107479755561 31.2613836224256 -14.6609495368432 2000374.1387452 T 40 CATAB v2.0f-lin.ifort 2021-Apr-13 00:26:06 2021-Apr-13 00:26
2156-May-17 15:58 00:03 Jupiter 1.97935282849343 1.97935091725862 1.97935473974073 3.05966462457937 2.91645153910641 2508660.165512488 3.26118398743342 273.251127515876 3.60020414305084 -78.9085340650054 18094020.4133034 T 40 CATAB v2.0f-lin.ifort 2021-Apr-13 00:26:06 2021-Apr-13 00:26
2164-Dec-08 19:03 00:03 Jupiter 1.78656680862561 1.7865647781641 1.78656883910724 3.49565596932387 3.3572902960913 2511787.294071021 3.36773476008035 322.886098464666 6.40553108600544 -75.9533536914921 11168387.998203 T 40 CATAB v2.0f-lin.ifort 2021-Apr-13 00:26:06 2021-Apr-13 00:26

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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