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368 Haidea (A893 KC)
Classification: Main-belt Asteroid          SPK-ID: 2000368
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 106 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2012862275195557 1.5251e-08  
a 3.073766653089931 1.0867e-08 au
q 2.455059759214048 5.0926e-08 au
i 7.796373557463121 6.1576e-07 deg
node 226.2993158058106 4.9925e-06 deg
peri 95.3394685015614 7.7139e-06 deg
M 238.1289448871322 8.7555e-06 deg
tp 2460062.850670759346
(2023-Apr-28.35067076)
5.0046e-05 TDB
period 1968.361078446394
5.39
1.0439e-05
2.858e-08
d
yr
n .1828932729578986 9.6992e-10 deg/d
Q 3.692473546965814 1.3055e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3659  
   data-arc span      42252 days (115.68 yr)  
   first obs. used      1905-11-01  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .3948  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 06:32:12  

Additional Information
 Earth MOID = 1.45756 au 
 Jupiter MOID = 1.74597 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 9.94   n/a MPO636065 IRAS observations used: 11
diameter diameter 69.277 km 0.195 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 9.823 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Fauerbach, M.; Marks, S.A.; Lucas, M.P. (2008) Minor Planet Bull. 35, 44-46.]
geometric albedo albedo 0.038   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.734   0.021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=3.28, mean=3.34, max.=3.40) deg.
U-B UB 0.292   0.041 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=3.28, mean=3.34, max.=3.40) deg.
Tholen spectral type spec_T D   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo

368 Haidea (A893 KC)          Discovered 1893-May-19 by Charlois, A. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1906-Oct-12 02:25 00:02 Jupiter 1.7514952005185 1.75149468749558 1.75149571354391 2.63844566465216 2.4483047550762 2417495.600875525 1.75891712824851 118.741172067977 5.24250163668561 89.9544941182687 9165206.47617028 T 106 CATAB v2.0g-lin.ifort 2021-Aug-25 06:33:36 2021-Aug-25 06:33
1956-Mar-21 08:38 00:01 Jupiter 1.83555702723689 1.83555666558366 1.83555738888982 1.30746697808664 0.886884860024625 2435553.859400187 1.04632753761474 158.042655847636 21.4695753426857 -17.3296729332247 5441736.21281788 T 106 CATAB v2.0g-lin.ifort 2021-Aug-25 06:33:36 2021-Aug-25 06:33
1965-Sep-20 22:27 < 00:01 Jupiter 1.82501348672069 1.82501311672983 1.82501385671207 3.11712255333612 2.96449254078325 2439024.435180476 0.766597330774926 56.1605281547674 6.07370937261255 -80.2873872010656 8547021.08687635 T 106 CATAB v2.0g-lin.ifort 2021-Aug-25 06:33:36 2021-Aug-25 06:33
2015-Feb-18 00:08 < 00:01 Jupiter 1.77303758508282 1.77303744821895 1.7730377219495 1.16808622720684 0.639513520315653 2457071.505834891 0.0833144947560989 283.86247521653 31.0090285674747 -39.146739536601 25681100.4402242 T 106 CATAB v2.0g-lin.ifort 2021-Aug-25 06:33:36 2021-Aug-25 06:33
2024-Sep-02 15:42 < 00:01 Jupiter 1.91828535676556 1.9182851976206 1.91828551591052 3.65462706590239 3.53174110392021 2460556.154473409 0.237611104612221 16.9804567875921 6.44847784338961 -85.3170984506881 10500133.187652 T 106 CATAB v2.0g-lin.ifort 2021-Aug-25 06:33:36 2021-Aug-25 06:33
2074-Jan-18 22:58 00:01 Jupiter 1.73962914759125 1.73962893808173 1.73962935710345 1.31740636821165 0.872790293827105 2478591.456620630 1.10040793783438 305.955034439206 23.3987751489774 -54.0746815021019 10834731.790221 T 106 CATAB v2.0g-lin.ifort 2021-Aug-25 06:33:36 2021-Aug-25 06:33
2132-Dec-24 07:11 00:02 Jupiter 1.73816518063411 1.73816502542334 1.73816533584488 1.65650778813289 1.33018841951474 2500114.799337120 2.14007525834828 204.842053316716 13.1139025663809 -43.1137372832193 6364408.96878196 T 106 CATAB v2.0g-lin.ifort 2021-Aug-25 06:33:36 2021-Aug-25 06:33
2182-Jun-14 09:49 00:03 Jupiter 1.94392267129343 1.94392161015399 1.94392373243752 2.20722969238645 2.00010147579049 2518183.908728224 2.88229560353162 182.082684484453 5.22608046902562 82.513239569307 9366174.73950108 T 106 CATAB v2.0g-lin.ifort 2021-Aug-25 06:33:36 2021-Aug-25 06:33
2191-Dec-01 00:35 00:03 Jupiter 1.76697713559754 1.76697668295642 1.76697758823837 2.10248586505584 1.86057031243132 2521640.524372481 3.15810440312515 91.2439125498861 10.2331913850026 31.3179047935457 3276516.23794734 T 106 CATAB v2.0g-lin.ifort 2021-Aug-25 06:33:36 2021-Aug-25 06:33

Alternate Designations
 A893 KC = A905 VH = A921 TA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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