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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1484988757413991 3.1918e-08  
a 3.19467846135623 1.2544e-08 au
q 2.720272301489567 1.0057e-07 au
i 20.35463736481033 3.745e-06 deg
node 208.0670282749553 8.3022e-06 deg
peri 4.49079430898257 1.3091e-05 deg
M 163.4583761709723 1.1185e-05 deg
tp 2458053.513392971519
(2017-Oct-27.01339297)
6.363e-05 TDB
period 2085.639087553804
5.71
1.2284e-05
3.363e-08
d
yr
n .1726089629544848 1.0166e-09 deg/d
Q 3.669084621222893 1.4406e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2819  
   data-arc span      40789 days (111.67 yr)  
   first obs. used      1908-05-24  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41894  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:36:05  

Additional Information
 Earth MOID = 1.71531 au 
 Jupiter MOID = 1.29692 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 9.9   n/a MPO302062  
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. 2019-August); 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]
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

[ 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
1905-Aug-28 04:23 00:03 Jupiter 1.65604861110677 1.65604487146345 1.6560523507803 5.12589278374226 5.02512017822018 2417085.682852069 3.13966785855642 408.136239626288 36.9686637793185 63.1480287461358 6052665.67501673 T 50 CATAB v2.0f-lin.ifort 2020-Feb-22 15:36:17 2020-Feb-22 15:36
1917-Jan-25 08:53 00:02 Jupiter 1.41629997794634 1.41629851364874 1.41630144228927 5.18744710227646 5.07084818812288 2421253.870411764 1.97659529902161 423.454888927012 18.6007082680786 80.426919498327 5748845.06678198 T 50 CATAB v2.0f-lin.ifort 2020-Feb-22 15:36:17 2020-Feb-22 15:36
1928-Jul-29 13:54 00:01 Jupiter 1.35316667448657 1.35316639103811 1.35316695793518 5.18226214225464 5.06003254233119 2425457.078880376 1.3139280769261 334.96177021787 14.0710526513699 -89.7917562010311 5285519.01840848 T 50 CATAB v2.0f-lin.ifort 2020-Feb-22 15:36:17 2020-Feb-22 15:36
1940-Jan-29 17:54 00:01 Jupiter 1.4483522867858 1.44835147002843 1.44835310355568 5.14646761548011 5.03154974916337 2429658.245835882 1.03916483607818 240.622562815883 17.3349624638128 -81.0772731038316 4927063.00504785 T 50 CATAB v2.0f-lin.ifort 2020-Feb-22 15:36:17 2020-Feb-22 15:36
1951-Jun-17 16:53 00:01 Jupiter 1.7244317706904 1.72443056628924 1.72443297509479 4.95194867893742 4.8517437096724 2433815.203551406 1.0290955538112 150.457350592719 32.2667974623824 -69.3573751683186 4635709.81823631 T 50 CATAB v2.0f-lin.ifort 2020-Feb-22 15:36:17 2020-Feb-22 15:36
2095-Jul-18 04:59 00:01 Jupiter 1.68766675909697 1.68766524578122 1.68766827241675 5.03657773700978 4.93592300966784 2486441.707460523 1.2693304373843 167.22959376834 37.4793524668877 65.9179512072637 5040989.74297658 T 50 CATAB v2.0f-lin.ifort 2020-Feb-22 15:36:17 2020-Feb-22 15:36
2106-Dec-13 13:34 00:01 Jupiter 1.42866396222555 1.42866307516581 1.42866484929926 5.16737076131568 5.05133307833874 2490607.065492326 1.24854734985247 255.920254030427 20.189220044096 81.0493553602096 5192651.54360303 T 50 CATAB v2.0f-lin.ifort 2020-Feb-22 15:36:17 2020-Feb-22 15:36
2118-Jun-15 11:34 00:02 Jupiter 1.35240775378104 1.3524074352473 1.35240807232501 5.18924076821953 5.06711018658054 2494808.982026488 1.54379989253051 375.95450880805 13.715338505967 -88.8255672716457 5267368.80234104 T 50 CATAB v2.0f-lin.ifort 2020-Feb-22 15:36:17 2020-Feb-22 15:36
2129-Dec-12 18:57 00:02 Jupiter 1.43210520880923 1.43210331107763 1.43210710661337 5.17901265795714 5.06352314882003 2499007.289770320 2.30834041766731 528.410997075099 14.0042381217692 -79.8018526809668 5377763.38241307 T 50 CATAB v2.0f-lin.ifort 2020-Feb-22 15:36:17 2020-Feb-22 15:36
2141-Apr-27 01:24 00:04 Jupiter 1.70767344287812 1.70766895685214 1.70767792895215 5.05269004166033 4.9535499741543 2503160.558652591 3.73577942105136 510.983729089824 28.2114715496378 -63.955667303736 5773985.27088545 T 50 CATAB v2.0f-lin.ifort 2020-Feb-22 15:36:17 2020-Feb-22 15:36

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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