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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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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06784771883544034 3.7873e-08  
a 3.018817474128958 1.2726e-08 au
q 2.813997594928742 1.1222e-07 au
i 9.280647205563763 4.3694e-06 deg
node 297.730197281256 2.5619e-05 deg
peri 168.1745003831469 4.1836e-05 deg
M 212.7597168629867 3.3289e-05 deg
tp 2460180.070095074210
(2023-Aug-23.57009507)
0.00017868 TDB
period 1915.81561931814
5.25
1.2114e-05
3.317e-08
d
yr
n .1879095234269611 1.1882e-09 deg/d
Q 3.223637353329174 1.3589e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2781  
   data-arc span      37897 days (103.76 yr)  
   first obs. used      1917-09-22  
   last obs. used      2021-06-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37731  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 11:32:48  

Additional Information
 Earth MOID = 1.83176 au 
 Jupiter MOID = 1.88452 au 
 T_jup = 3.224 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456176.5 (2012-Sep-06.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07369863125056257 3.7948e-08  
q 2.792866508758784 1.1413e-07 au
tp 2456353.955434351220
(2013-Mar-02.45543435)
0.00015824 TDB
node 297.7987315703188 2.5651e-05 deg
peri 167.341320665742 3.9729e-05 deg
i 9.280180283405111 4.3667e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2781  
   data-arc span      37897 days (103.76 yr)  
   first obs. used      1917-09-22  
   last obs. used      2021-06-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37731  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 11:32:48  

Additional Information
 Jupiter MOID = 1.88452 au 
 T_jup = 3.224 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.440024452452964E-15 -4.30804516930141E-15 9.813193778620665E-13 -2.779567148512983E-15 2.135019475907834E-13 -8.568929741517862E-16
q -4.30804516930141E-15 1.302599213266897E-14 -2.677329781793398E-12 5.706890057783737E-15 -5.913570341970002E-13 1.584219423418076E-15
tp 9.813193778620665E-13 -2.677329781793398E-12 2.504068730980458E-8 3.059703714130433E-12 4.82220713693842E-9 3.301697075042588E-12
node -2.779567148512983E-15 5.706890057783737E-15 3.059703714130433E-12 6.579532443485252E-10 -6.482708748010691E-10 1.296144592932638E-11
peri 2.135019475907834E-13 -5.913570341970002E-13 4.82220713693842E-9 -6.482708748010691E-10 1.57837273745541E-9 -1.224268709887874E-11
i -8.568929741517862E-16 1.584219423418076E-15 3.301697075042588E-12 1.296144592932638E-11 -1.224268709887874E-11 1.906836155616681E-11

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 10.35   n/a MPCxxxxx  
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. 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. (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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