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213 Lilaea (A880 DA)
Classification: Main-belt Asteroid          SPK-ID: 2000213
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 117 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1444994414073279 2.3173e-08  
a 2.753993345911135 7.9285e-09 au
q 2.356042845787478 6.218e-08 au
i 6.801285966217415 3.0973e-07 deg
node 122.0279223901684 3.7612e-06 deg
peri 162.339243757799 6.3767e-06 deg
M 226.9884820813283 9.3205e-06 deg
tp 2460013.278896505633
(2023-Mar-09.77889651)
4.4895e-05 TDB
period 1669.33214669268
4.57
7.2088e-06
1.974e-08
d
yr
n .21565510537447 9.3128e-10 deg/d
Q 3.151943846034792 9.0742e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3601  
   data-arc span      51595 days (141.26 yr)  
   first obs. used      1880-03-11  
   last obs. used      2021-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43654  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 10:42:23  

Additional Information
 Earth MOID = 1.34039 au 
 Jupiter MOID = 2.00973 au 
 T_jup = 3.319 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 8.97   n/a E2021B10 IRAS observations used: 5
diameter diameter 82.096 km 0.935 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 12.042 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Pilcher, F.; Franco, L.; Odden C.; Sydney, M.; et al. (2017) Minor Planet Bull. 44, 303.]
geometric albedo albedo 0.092   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.650   0.032 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=10.61, mean=12.33, max.=13.63) deg.
U-B UB 0.221   0.024 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=10.61, mean=12.33, max.=13.63) deg.
Tholen spectral type spec_T F   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo
SMASSII spectral type spec_B B   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

213 Lilaea (A880 DA)          Discovered 1880-Feb-16 by Peters, C. H. F. at Clinton
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A880 DA = 1950 TE3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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