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36226 Mackerras (1999 UQ4)
Classification: Main-belt Asteroid          SPK-ID: 2036226
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09387010680709909 3.808e-08  
a 3.145185135111316 1.7933e-08 au
q 2.849946270550317 1.1715e-07 au
i 5.78114476135296 4.0175e-06 deg
node 164.2973475392701 3.9258e-05 deg
peri 356.9385266483928 4.4298e-05 deg
M 188.8456038197135 2.0937e-05 deg
tp 2460365.119719693247
(2024-Feb-24.61971969)
0.00012003 TDB
period 2037.359874310563
5.58
1.7425e-05
4.771e-08
d
yr
n .1766992687641024 1.5113e-09 deg/d
Q 3.440423999672316 1.9617e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1539  
   data-arc span      9893 days (27.09 yr)  
   first obs. used      1993-09-14  
   last obs. used      2020-10-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51551  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 08:15:25  

Additional Information
 Earth MOID = 1.85905 au 
 Jupiter MOID = 1.53371 au 
 T_jup = 3.195 
[ 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 13.77   n/a E2021B10  
diameter diameter 9.359 km 0.170 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

36226 Mackerras           Discovered 1999 Oct. 31 by L. Šarounová at Ondřejov.
Charles Mackerras (b. 1925), an authority on Janáček and other Slavonic composers, often conducts the Czech Philharmonic Orchestra. Of Australian parentage, he has been principal conductor of the BBC Symphony Orchestra and the Hamburg State Opera, and he conducted the inaugural concert at the Sydney Opera House.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030501/MPCPages.arcLast Updated: 2003-10-02

[ 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
1905-Jun-29 18:04 00:03 Jupiter 1.87964372214246 1.87964211380346 1.87964533048264 3.21050872126159 3.06693783348118 2417026.252890412 2.75857694506227 115.607825858451 17.0211734325264 57.5685435672954 2534722.13235877 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 08:15:33 2021-Apr-13 08:15
1915-Nov-10 09:42 00:03 Jupiter 1.56587561012217 1.56587500961696 1.56587621063218 2.28322832250984 2.03255503746979 2420811.904368151 2.49216314538094 180.572907069163 17.822862745125 87.767157679405 2557447.41970881 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 08:15:33 2021-Apr-13 08:15
1926-Mar-23 01:56 00:02 Jupiter 1.71276563227895 1.71276462838707 1.71276663617122 2.26393474750148 2.03379708639306 2424597.580388421 2.24891358931824 82.9469655791875 21.2987556969427 -69.6011480302426 2400112.18941234 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 08:15:33 2021-Apr-13 08:15
1999-Nov-04 21:20 < 00:01 Jupiter 1.70709711244374 1.70709662138899 1.70709760349859 2.6350946362315 2.4395428921445 2451487.388740630 0.492383180536939 46.1344783461034 10.9596716318533 74.0867333786847 2879596.41907903 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 08:15:33 2021-Apr-13 08:15
2010-Mar-20 13:00 < 00:01 Jupiter 1.55730715273218 1.5573067738392 1.55730753162498 2.17248256834623 1.9057482686202 2455276.041678553 0.254443643880016 48.8830521451381 22.1498798710876 84.4359183263586 2394676.4878142 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 08:15:33 2021-Apr-13 08:15
2020-Jul-30 13:15 < 00:01 Jupiter 1.86568377062604 1.86568334138773 1.86568419986426 2.65516914621351 2.47828992776186 2459061.051756621 0.24245009536229 39.0980689718276 12.37991814147 -81.9690590999742 3197563.37430131 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 08:15:33 2021-Apr-13 08:15
2083-Nov-02 06:21 00:02 Jupiter 1.95114542234672 1.9511445143078 1.95114633038574 3.36940709481564 3.23800449799624 2482165.764501545 1.61896779871124 56.7720618003641 19.5472544365176 54.5655833563031 2461305.75416916 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 08:15:33 2021-Apr-13 08:15
2094-Mar-12 10:10 00:02 Jupiter 1.5883612930336 1.5883607641812 1.58836182188808 2.31567702736162 2.0726369113434 2485948.923402150 1.90318012487163 130.962112820139 15.3962202536369 83.9353828092534 2649877.37750426 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 08:15:33 2021-Apr-13 08:15
2104-Jul-26 19:53 00:02 Jupiter 1.64960083738907 1.64959984054809 1.64960183423109 2.27459478111187 2.03637890158692 2489737.328653753 2.19406448025943 102.002850859418 22.3305897855702 -73.4485788755508 2447164.44304 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 08:15:33 2021-Apr-13 08:15
2178-Mar-12 12:48 00:04 Jupiter 1.77414627626913 1.77414435856854 1.77414819397355 2.7189460508984 2.53728532297733 2516629.033617247 3.98605115922473 171.115684971595 10.7460568012247 67.422521325777 2620291.55607517 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 08:15:33 2021-Apr-13 08:15
2188-Jul-21 17:50 00:04 Jupiter 1.53907534545653 1.53907494258853 1.53907574832734 2.19311956172745 1.92589804893804 2520413.242934747 4.17355442110974 283.542159248579 22.1080513569959 -88.6957512912158 2432939.71315722 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 08:15:33 2021-Apr-13 08:15
2198-Dec-05 05:24 00:05 Jupiter 1.78898119879414 1.78897876188018 1.7889836357085 2.57124980554991 2.37999847405972 2524201.725063122 4.52176420196715 136.861857920233 25.4480712430287 -52.5633298738427 1866411.32566779 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 08:15:33 2021-Apr-13 08:15

Alternate Designations
 1999 UQ4 = 1993 RV11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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