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7226 Kryl (1984 QJ)
Classification: Outer Main-belt Asteroid          SPK-ID: 2007226
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1748330177159778 3.4945e-08  
a 3.215604181135831 1.627e-08 au
q 2.653410398367738 1.1777e-07 au
i 2.41893684990578 4.0531e-06 deg
node 124.890329892907 9.1237e-05 deg
peri 267.6705675830768 9.1991e-05 deg
M 14.77226703929795 1.0783e-05 deg
tp 2458914.075484617197
(2020-Mar-05.57548462)
6.3046e-05 TDB
period 2106.164575487384
5.77
1.5985e-05
4.376e-08
d
yr
n .1709268136924642 1.2973e-09 deg/d
Q 3.777797963903924 1.9115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1908  
   data-arc span      25374 days (69.47 yr)  
   first obs. used      1950-08-14  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52938  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 18:24:25  

Additional Information
 Earth MOID = 1.66089 au 
 Jupiter MOID = 1.66304 au 
 T_jup = 3.165 
[ 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 12.7   n/a MPO502221  
diameter diameter 16.087 km 0.496 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

7226 Kryl           Discovered 1984 Aug. 21 by A. Mrkos at Klet.
Named in memory of Karel Kryl (1944-1994), Czech singer and songwriter, from 1969 a resident of Germany working at Radio Free Europe. His songs were appreciated as a symbol of freedom by many people in the former Czechoslovakia. Name suggested by J. Ticha and M. Tichy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19980211/MPCPages.arcLast Updated: 2009-11-17

[ 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
1971-Nov-26 05:26 00:01 Jupiter 1.86022967420335 1.86022909120204 1.86023025720434 2.44848969003351 2.25486968869915 2441281.726695379 1.29673453800712 47.9656106515758 8.79605878307068 -88.020653387327 2042316.54082563 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24
1983-Jan-17 14:50 < 00:01 Jupiter 1.74423567900487 1.74423531545133 1.74423604255821 1.85140130578199 1.56731041832655 2445352.117860117 0.919771771407329 56.7952205629 17.4049380746183 -88.1029150208404 2913688.50037793 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24
1994-Apr-03 14:13 < 00:01 Jupiter 1.68564680430366 1.68564649800187 1.68564711060517 1.58804752461433 1.23163011563342 2449446.092337883 0.577338572958658 74.7632715854599 44.73710005426 -69.1148959846777 2930421.46828794 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24
2005-Jun-28 06:44 < 00:01 Jupiter 1.69405460807914 1.69405423736903 1.69405497878896 1.59807929203738 1.24654044323524 2453549.780680861 0.31487492650339 79.6882060765196 42.9309953680971 -57.0868320947765 2644985.85136557 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24
2016-Sep-16 04:38 < 00:01 Jupiter 1.76696827848955 1.76696784798758 1.76696870899132 1.8604625731685 1.58195804302754 2457647.692903461 0.263402631185581 50.3155306072255 18.5238563256667 -75.7128446819606 2600397.16585302 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24
2027-Nov-15 22:00 < 00:01 Jupiter 1.89407554927214 1.89407506406829 1.89407603447588 2.40734588168576 2.21380277242405 2461725.417010542 0.468555090499624 40.9396658512863 7.35318773000047 84.9990893323995 2711811.72064827 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24
2127-Apr-16 18:57 00:02 Jupiter 1.99536517512467 1.99536435827553 1.99536599197392 3.43536219921659 3.30948990995107 2498036.289714523 1.96494210708732 61.7270046360671 19.9860535604015 70.4818237375512 2113130.17203921 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24
2138-May-13 07:11 00:02 Jupiter 1.83335679084284 1.83335599062477 1.83335759106038 2.4356604278119 2.23795196098035 2502080.799593331 2.06519880631011 52.0218862298708 7.21034201325913 89.7869341396256 1358795.18475785 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24
2149-Jul-03 08:34 00:02 Jupiter 1.71638347666514 1.71638285817959 1.71638409514999 1.81719529060855 1.52158258324602 2506149.857088527 2.13128235769497 61.6078012497328 48.0492773741446 76.5541326433856 1412786.74210916 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24
2160-Sep-16 19:10 00:02 Jupiter 1.66643442950842 1.66643407040796 1.66643478860859 1.55233954753407 1.1803344444927 2510243.298601760 2.25700066080697 104.619002882128 68.6222388082099 54.1921628977099 2248894.32121633 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24
2171-Dec-12 09:48 00:03 Jupiter 1.6853942650792 1.68539385779211 1.68539467236716 1.57151554314257 1.21017697765984 2514346.908078493 2.53972195623298 144.617554699481 50.7012926430712 -83.9041805823869 2875145.6623173 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24
2183-Feb-27 19:22 00:03 Jupiter 1.77429435984321 1.77429348722352 1.77429523246664 1.86396634646497 1.58732460774387 2518442.306691761 2.98853987298873 176.386809131362 15.9103429295348 -83.490443511871 2830598.78780684 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24
2194-Apr-28 23:50 00:04 Jupiter 1.91351026795583 1.9135089347229 1.9135116011929 2.43304392356314 2.24374579956085 2522520.492980329 3.51287968885384 174.202643687824 7.80475915480381 83.2293684961011 2781038.4487965 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 18:24:40 2020-Feb-22 18:24

Alternate Designations
 1984 QJ = 1982 HY2 = 1990 RE1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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