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775 Lumiere (A914 AA)
Classification: Main-belt Asteroid          SPK-ID: 2000775
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07023046354410119 3.9294e-08  
a 3.012364674165589 1.2955e-08 au
q 2.800804906735064 1.1715e-07 au
i 9.290875739629543 4.4732e-06 deg
node 297.7350774595432 2.732e-05 deg
peri 167.4471878562909 4.3814e-05 deg
M 139.0474398790139 3.3578e-05 deg
tp 2458262.901130814967
(2018-May-24.40113082)
0.0001774 TDB
period 1909.67624529913
5.23
1.2319e-05
3.373e-08
d
yr
n .1885136294103139 1.2161e-09 deg/d
Q 3.223924441596113 1.3865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2474  
   data-arc span      37524 days (102.74 yr)  
   first obs. used      1917-09-22  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39587  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:20:37  

Additional Information
 Earth MOID = 1.81837 au 
 Jupiter MOID = 1.88713 au 
 T_jup = 3.225 
[ 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 10.3   n/a MPO384752  
diameter diameter 31.958 km 0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.103 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. (2003) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2005) 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]
[Klinglesmith III, D.A. (2017) Minor Planet Bull. 44, 69-72.]
[Durech, J.; Hanus, J.; Broz, M.; Lehky, M.; et al. (2017) Icarus 304, 101-109.]
[Klinglesmith III, D.A.; Hendrickx, S. (2018) Minor Planet Bull. 45, 162-165.]
geometric albedo albedo 0.111   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.818   0.031 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=.69, mean=2.16, max.=3.64) deg.
U-B UB 0.432   0.032 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=.69 deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

775 Lumiere (A914 AA)          Discovered 1914-Jan-06 by Lagrula, J. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A914 AA = A917 SB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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