SB KEP @ ARL $ARLK040 ARLK040 Keplerian data ZCZC SK40 QST de W1AW Keplerian Bulletin 40 ARLK040 From ARRL Headquarters Newington, CT May 21, 2021 To all radio amateurs SB KEP ARL ARLK040 ARLK040 Keplerian data Special thanks to AMSAT-NA (AMSAT.ORG) for the following Keplerian data. Decode 2-line elsets with the following key: 1 AAAAAU 00 0 0 BBBBB.BBBBBBBB .CCCCCCCC 00000-0 00000-0 0 DDDZ 2 AAAAA EEE.EEEE FFF.FFFF GGGGGGG HHH.HHHH III.IIII JJ.JJJJJJJJKKKKKZ KEY: A-CATALOGNUM B-EPOCHTIME C-DECAY D-ELSETNUM E-INCLINATION F-RAAN G-ECCENTRICITY H-ARGPERIGEE I-MNANOM J-MNMOTION K-ORBITNUM Z-CHECKSUM 0 AO-07 1 07530U 74089B 21141.18733469 -.00000023 00000-0 14226-3 0 9997 2 07530 101.8524 115.7208 0012643 74.7392 297.3225 12.53648793128313 0 ISS 1 25544U 98067A 21141.52354488 .00015992 00000-0 29856-3 0 9997 2 25544 51.6434 114.6065 0003162 16.1368 90.6058 15.48929145284465 0 SO-50 1 27607U 02058C 21141.12656899 .00000104 00000-0 35316-4 0 9999 2 27607 64.5566 61.9086 0037478 30.7223 329.6062 14.75748237990512 0 AO-73 1 39444U 13066AE 21141.43460343 .00000433 00000-0 59000-4 0 9994 2 39444 97.5826 129.5232 0056232 239.4883 120.0772 14.82411127403436 0 XW-2A 1 40903U 15049E 21141.62977061 .00004286 00000-0 92032-4 0 9992 2 40903 97.2377 196.1929 0014386 111.0072 10.1003 15.45141160318650 0 XW-2D 1 40907U 15049J 21141.58791840 .00001236 00000-0 65842-4 0 9991 2 40907 97.4853 144.0652 0012120 278.8278 229.0767 15.17017165313529 0 XW-2F 1 40910U 15049M 21141.44608428 .00001710 00000-0 84949-4 0 9995 2 40910 97.4721 146.9762 0012442 263.6491 232.3340 15.18967978313628 0 XW-2B 1 40911U 15049N 21141.58925002 .00001191 00000-0 63717-4 0 9994 2 40911 97.4844 144.7502 0012020 279.9174 228.0555 15.16934128313419 0 IO-86 1 40931U 15052B 21136.73216147 .00000664 00000-0 32843-5 0 9995 2 40931 6.0001 118.5946 0014097 314.9831 44.9218 14.76674623304607 0 CAS-4B 1 42759U 17034B 21141.50966711 .00000560 00000-0 47006-4 0 9998 2 42759 43.0189 329.2098 0009558 348.0671 107.6641 15.10201183217077 0 CAS-4A 1 42761U 17034D 21141.56941634 .00000630 00000-0 51151-4 0 9998 2 42761 43.0193 327.9555 0009999 350.1088 111.5947 15.10283818217082 0 AO-91 1 43017U 17073E 21141.28201996 .00001627 00000-0 12947-3 0 9991 2 43017 97.7090 46.3428 0255959 29.3444 332.1867 14.79511349189100 0 PO-101 1 43678U 18084H 21141.42169280 -.00000206 00000-0 -14644-4 0 9993 2 43678 97.9187 266.5677 0010911 133.7910 226.4215 14.91742592139409 0 QO-100 1 43700U 18090A 21141.28892880 .00000149 00000-0 00000-0 0 9990 2 43700 0.0163 291.5683 0001138 120.7031 316.7096 1.00269014 9090 0 RS-44 1 44909U 19096E 21141.41991563 .00000039 00000-0 10541-3 0 9994 2 44909 82.5180 130.7751 0217821 156.0317 205.1112 12.79709972 65365 Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of these data will be Tuesday, May 25, 2021, at 2230z on Baudot and BPSK31. NNNN /EX