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1003 Lilofee (A923 RV)
Classification: Main-belt Asteroid          SPK-ID: 2001003
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 48 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1597621369103905 2.2141e-08  
a 3.140672614315582 1.1426e-08 au
q 2.638912046116582 6.7631e-08 au
i 1.840285678241962 9.8814e-07 deg
node 139.4373660837987 3.3551e-05 deg
peri 317.065124734669 3.4344e-05 deg
M 64.13334271955875 5.2581e-06 deg
tp 2458838.328890056062
(2019-Dec-20.82889006)
2.8537e-05 TDB
period 2032.976826889377
5.57
1.1094e-05
3.037e-08
d
yr
n .1770802279880532 9.6632e-10 deg/d
Q 3.642433182514582 1.3251e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3266  
   data-arc span      35621 days (97.52 yr)  
   first obs. used      1923-09-13  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43941  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:05:12  

Additional Information
 Earth MOID = 1.65589 au 
 Jupiter MOID = 1.53562 au 
 T_jup = 3.190 
[ 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 10.82   n/a E2021B10  
diameter diameter 33.678 km 0.334 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 8.255 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Broz, M.; Durech, J.; Warner, B.D.; et al. (2013) Astron. Astrophys. 559, A134.]
[Stephens, R.D. (2014) Minor Planet Bull. 41, 92-95.]
[Behrend, R. (2015) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.130   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1003 Lilofee (A923 RV)          Discovered 1923-Sep-13 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A923 RV = 1937 FB = 1940 TA = 1951 QO = 1951 RA2 = 1957 WD2 = 1962 QH = A915 HB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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