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10811 Lau (1993 FM19)
Classification: Main-belt Asteroid          SPK-ID: 2010811
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 .2180884921170086 2.1532e-08  
a 2.931046524676833 1.3458e-08 au
q 2.291819007785264 6.7193e-08 au
i 7.202430755382041 8.3757e-07 deg
node 120.1435905841766 2.3052e-06 deg
peri 291.1469105784967 5.2962e-06 deg
M 351.8335284879491 6.9549e-06 deg
tp 2459438.078081445181
(2021-Aug-11.57808145)
3.5551e-05 TDB
period 1832.873511917288
5.02
1.2623e-05
3.456e-08
d
yr
n .196412899013102 1.3527e-09 deg/d
Q 3.570274041568402 1.6393e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2331  
   data-arc span      14433 days (39.52 yr)  
   first obs. used      1982-01-19  
   last obs. used      2021-07-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46541  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 21:43:10  

Additional Information
 Earth MOID = 1.31427 au 
 Jupiter MOID = 1.85445 au 
 T_jup = 3.229 
[ 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 12.62   n/a MPO636229  
diameter diameter 7.673 km 0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.274   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

10811 Lau           Discovered 1993 Mar. 17 at the European Southern Observatory in the course of the Uppsala-ESO Survey of Asteroids and Comets.
Lau is a parish on southern Gotland. The resonating echo in its large church lasts for up to twelve seconds.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060219/MPCPages.arcLast Updated: 2010-06-03

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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
1924-Mar-06 03:22 00:02 Jupiter 1.85387476543736 1.85387458673039 1.85387494414443 1.63479727287015 1.32618852617264 2423850.640261202 1.91090297683789 83.9499991658867 32.0983902745736 -16.5347539217963 2398307.79934352 T 41 CATAB v2.0g-lin.ifort 2021-Aug-25 21:44:12 2021-Aug-25 21:44
1958-Oct-17 10:26 00:01 Jupiter 1.91369826065751 1.91369788276576 1.91369863855121 1.42429760862412 1.06930029941184 2436493.935051775 1.18515678955582 149.285285784025 42.9010069275714 -64.329490862899 4983907.38188571 T 41 CATAB v2.0g-lin.ifort 2021-Aug-25 21:44:12 2021-Aug-25 21:44
2019-Oct-20 11:25 < 00:01 Jupiter 1.89064873231839 1.89064854846178 1.8906489161751 2.22993325765259 2.01905665286384 2458776.975916699 0.138330324240637 26.5520859668419 4.27007713690163 87.1602154364156 8718233.36504733 T 41 CATAB v2.0g-lin.ifort 2021-Aug-25 21:44:12 2021-Aug-25 21:44
2054-Jun-06 03:54 < 00:01 Jupiter 1.8487126703615 1.84871249900445 1.84871284171865 1.52096564431598 1.1819470555267 2471424.662276668 0.875962125110473 64.149000599169 40.8433407500632 -17.413216695145 3688410.46267028 T 41 CATAB v2.0g-lin.ifort 2021-Aug-25 21:44:12 2021-Aug-25 21:44
2089-Jan-14 15:38 00:02 Jupiter 1.96506393919696 1.96506334100491 1.9650645373927 1.58742264449614 1.28756719337895 2484066.151209869 1.65633097780563 174.551752997964 23.903306307081 -74.847364862126 5280778.03363103 T 41 CATAB v2.0g-lin.ifort 2021-Aug-25 21:44:12 2021-Aug-25 21:44
2150-Jan-21 07:47 00:03 Jupiter 1.84698605540524 1.84698560282542 1.84698650798873 1.98880724517292 1.74303183875217 2506351.824051274 2.86822290590363 163.379772367754 11.1943957158639 -71.1104925379339 7320676.1161784 T 41 CATAB v2.0g-lin.ifort 2021-Aug-25 21:44:12 2021-Aug-25 21:44
2184-Sep-06 12:53 00:04 Jupiter 1.86513858220679 1.86513783958695 1.86513932483585 1.48175211013178 1.13460198914647 2518999.036794458 3.67986918300674 260.739522471623 54.0272254068872 63.5488921884401 4039288.68447575 T 41 CATAB v2.0g-lin.ifort 2021-Aug-25 21:44:12 2021-Aug-25 21:44

Alternate Designations
 1993 FM19 = 1982 BK9 = 1990 RE12 = 1991 YQ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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