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756 Lilliana (A908 HD)
Classification: Main-belt Asteroid          SPK-ID: 2000756
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 59 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1482633146067018 1.554e-08  
a 3.195342460950228 1.0673e-08 au
q 2.721590396386211 5.3084e-08 au
i 20.35166469376805 7.0314e-07 deg
node 208.0664722442944 1.6712e-06 deg
peri 4.460591739655449 5.7271e-06 deg
M 198.0157768951973 8.5035e-06 deg
tp 2460139.238779823836
(2023-Jul-13.73877982)
5.1467e-05 TDB
period 2086.28935743904
5.71
1.0453e-05
2.862e-08
d
yr
n .1725551629338257 8.6455e-10 deg/d
Q 3.669094525514244 1.2256e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3537  
   data-arc span      41208 days (112.82 yr)  
   first obs. used      1908-05-24  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38404  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:50:27  

Additional Information
 Earth MOID = 1.71569 au 
 Jupiter MOID = 1.29575 au 
 T_jup = 3.082 
[ 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 9.98   n/a E2021B10  
diameter diameter 64.837 km 0.499 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 7.834 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2001) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Pilcher, F. (2012) Minor Planet Bull. 39, 220-222.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
[Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2019) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.057   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

756 Lilliana (A908 HD)          Discovered 1908-Apr-26 by Metcalf, J. H. at Taunton
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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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-Aug-28 04:25 00:02 Jupiter 1.65605105345878 1.65604848321739 1.65605362371645 5.12589182633929 5.02511935229009 2417085.684183965 2.18870948022905 293.098839054869 15.91028822139 64.0612596069319 15552504.9626711 T 59 CATAB v2.0g-lin.ifort 2021-May-03 18:52:35 2021-May-03 18:52
1917-Jan-25 08:55 00:01 Jupiter 1.41630090705791 1.41629997932151 1.41630183481838 5.18744732482406 5.07084849380905 2421253.871219128 1.37579618851376 303.764105141621 9.0514758480193 81.3900163239533 17873800.7647604 T 59 CATAB v2.0g-lin.ifort 2021-May-03 18:52:35 2021-May-03 18:52
1928-Jul-29 13:54 < 00:01 Jupiter 1.35316666738479 1.35316646411015 1.35316687066628 5.18226257522701 5.06003298579653 2425457.079376023 0.938440788752925 240.593942414566 7.70938835421475 -88.461727008542 17470687.0573467 T 59 CATAB v2.0g-lin.ifort 2021-May-03 18:52:35 2021-May-03 18:52
1940-Jan-29 17:54 < 00:01 Jupiter 1.44835183931414 1.44835112183048 1.44835255680488 5.14646815233607 5.03155026301334 2429658.246177618 0.786729493158237 172.61033660112 10.6657866587856 -78.5437752833505 15207462.9564921 T 59 CATAB v2.0g-lin.ifort 2021-May-03 18:52:35 2021-May-03 18:52
1951-Jun-17 16:54 < 00:01 Jupiter 1.72443113740849 1.72443010748205 1.7244321673363 4.95194977758604 4.85174479439173 2433815.203856431 0.82474275458684 99.0267527364253 21.1126201981327 -60.5162870449689 13440589.0199698 T 59 CATAB v2.0g-lin.ifort 2021-May-03 18:52:35 2021-May-03 18:52
2095-Jul-18 04:58 < 00:01 Jupiter 1.68766602663425 1.68766480213513 1.6876672511352 5.03657860878179 4.93592385564848 2486441.706971894 0.999784417772357 111.195653382476 19.6044239231597 57.7423853213042 14167913.5560247 T 59 CATAB v2.0g-lin.ifort 2021-May-03 18:52:35 2021-May-03 18:52
2106-Dec-13 13:34 < 00:01 Jupiter 1.42866354701368 1.42866278809174 1.42866430594332 5.16737123584554 5.05133353030643 2490607.064987295 0.949402908387254 179.196898656569 10.8362553864997 78.2978030436759 16423184.9358307 T 59 CATAB v2.0g-lin.ifort 2021-May-03 18:52:35 2021-May-03 18:52
2118-Jun-15 11:33 00:01 Jupiter 1.35240787040318 1.35240771116741 1.35240802963934 5.18924112153832 5.06711055975665 2494808.981394469 1.11774797470517 265.289599154454 7.77580575268125 89.7785784550427 17590558.0114858 T 59 CATAB v2.0g-lin.ifort 2021-May-03 18:52:35 2021-May-03 18:52
2129-Dec-12 18:56 00:02 Jupiter 1.43210632860618 1.43210511500655 1.43210754224269 5.17901278665096 5.06352337242813 2499007.288820573 1.62381314837096 375.107581100849 8.25634395154668 -80.768456646174 16983539.104893 T 59 CATAB v2.0g-lin.ifort 2021-May-03 18:52:35 2021-May-03 18:52
2141-Apr-27 01:22 00:03 Jupiter 1.70767606209909 1.70767299815386 1.70767912606975 5.05268843433153 4.95354848879168 2503160.557137173 2.615445205035 366.575422809961 14.0965315405282 -65.1624112531071 15458946.3461329 T 59 CATAB v2.0g-lin.ifort 2021-May-03 18:52:35 2021-May-03 18:52

Alternate Designations
 A908 HD = 1949 HJ1 = 1966 FE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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