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19911 Rigaux (1933 FK)
Classification: Main-belt Asteroid          SPK-ID: 2019911
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2933672851408575 5.026e-08  
a 3.044834990146259 1.6763e-08 au
q 2.151580015385161 1.5259e-07 au
i 14.79391304920003 5.6219e-06 deg
node 44.04496725450727 1.7744e-05 deg
peri 144.710533936887 1.8782e-05 deg
M 143.6019615979218 6.7621e-06 deg
tp 2458226.391313038749
(2018-Apr-17.89131304)
3.4484e-05 TDB
period 1940.635937037808
5.31
1.6026e-05
4.388e-08
d
yr
n .185506200894901 1.5319e-09 deg/d
Q 3.938089964907357 2.168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1670  
   data-arc span      31628 days (86.59 yr)  
   first obs. used      1933-03-26  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41038  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:21:07  

Additional Information
 Earth MOID = 1.16776 au 
 Jupiter MOID = 1.10992 au 
 T_jup = 3.123 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456829.5 (2014-Jun-21.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2920172136677782 5.0529e-08  
q 2.158764636375091 1.5359e-07 au
tp 2456282.219074200222
(2012-Dec-20.71907420)
3.4995e-05 TDB
node 44.10309018423052 1.7734e-05 deg
peri 144.8028687431322 1.8761e-05 deg
i 14.79075794500015 5.6205e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1670  
   data-arc span      31628 days (86.59 yr)  
   first obs. used      1933-03-26  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41038  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:21:07  

Additional Information
 Jupiter MOID = 1.10992 au 
 T_jup = 3.123 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.553188928990193E-15 -7.737451756804389E-15 1.243151703783233E-14 2.39285297711226E-15 1.55837151230178E-14 -3.691095086262945E-15
q -7.737451756804389E-15 2.359053379143222E-14 -1.431331254855125E-13 -6.264147618120746E-15 -5.240188259066112E-14 1.422125230407252E-14
tp 1.243151703783233E-14 -1.431331254855125E-13 1.224672468520234E-9 -3.106700606518528E-12 2.355994829663297E-10 -5.543488364958532E-12
node 2.39285297711226E-15 -6.264147618120746E-15 -3.106700606518528E-12 3.144914415073797E-10 -3.038372537613546E-10 -2.920621332970382E-11
peri 1.55837151230178E-14 -5.240188259066112E-14 2.355994829663297E-10 -3.038372537613546E-10 3.519740676123625E-10 2.775037471136629E-11
i -3.691095086262945E-15 1.422125230407252E-14 -5.543488364958532E-12 -2.920621332970382E-11 2.775037471136629E-11 3.159007375739239E-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 12.4   n/a MPO358821  
diameter diameter 18.341 km 0.293 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.3274 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Noschese, A.; Catapano, A.; Vecchione, A. (2019) Minor Planet Bull. 46, 24.]
geometric albedo albedo 0.076   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19911 Rigaux           Discovered 1933 Mar. 26 by F. Rigaux at Uccle.
Fernand Rigaux (1905-1962) was a Belgian astronomer at the Royal Observatory, Uccle, who discovered several asteroids (including the one that now bears his name). He was also a co-discoverer of comet 49P/Arend-Rigaux. Name suggested by W.A. Fröger.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-12-25Last Updated: 2016-01-04

[ hide close-approach data ]
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
1904-Jul-31 13:37 00:04 Jupiter 1.11128736702181 1.11128683826709 1.11128789577653 3.32828049335557 3.09080124398995 2416693.067132832 3.5957267592219 342.945505844945 28.3342752257838 -88.2649036244624 2052163.71993432 T 28 CATAB v2.0f-lin.ifort 2019-Nov-07 04:21:15 2019-Nov-07 04:21
1952-Mar-14 06:51 00:01 Jupiter 1.11896859008903 1.11896782979045 1.11896935038997 3.33729758107336 3.10219611776429 2434085.785567302 1.16908352527387 104.630473196534 21.0955673161034 -70.1143387231865 2264275.27351463 T 28 CATAB v2.0f-lin.ifort 2019-Nov-07 04:21:15 2019-Nov-07 04:21
2000-Feb-12 08:22 < 00:01 Jupiter 1.35830797006432 1.35830712951117 1.35830881061839 3.32491619881493 3.1317558533462 2451586.848386150 0.525349176124398 91.4687661656819 30.1130940685158 -69.2696524732619 2254821.06292563 T 28 CATAB v2.0f-lin.ifort 2019-Nov-07 04:21:15 2019-Nov-07 04:21
2058-May-17 06:48 00:01 Jupiter 1.32344270385976 1.32344112779049 1.32344427992971 3.81075015437932 3.63892672996089 2472865.783234831 1.00823662596852 98.4158826525358 43.6782629886517 43.2157561272621 1868703.31871997 T 28 CATAB v2.0f-lin.ifort 2019-Nov-07 04:21:15 2019-Nov-07 04:21
2106-Mar-14 14:48 00:02 Jupiter 1.09900673061991 1.09900574506241 1.09900771618148 3.59576329050054 3.37462306525603 2490333.116821854 1.55098769697504 156.830171969677 34.0484778113011 77.7860551096333 2188524.01137935 T 28 CATAB v2.0f-lin.ifort 2019-Nov-07 04:21:15 2019-Nov-07 04:21
2153-Oct-20 08:02 00:05 Jupiter 1.06807818855066 1.06807764363342 1.06807873347226 3.57206827707344 3.34269403415984 2507719.834433724 4.52684316688081 438.250072620401 26.9905274166618 -87.9008707901447 2372105.62854047 T 28 CATAB v2.0f-lin.ifort 2019-Nov-07 04:21:15 2019-Nov-07 04:21

Alternate Designations
 1933 FK = 1949 HG = 1999 TN97 = 2000 VS56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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