SB KEP @ ARL $ARLK054 ARLK054 Keplerian data ZCZC SK54 QST de W1AW Keplerian Bulletin 54 ARLK054 From ARRL Headquarters Newington, CT July 9, 2021 To all radio amateurs SB KEP ARL ARLK054 ARLK054 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 21190.52618539 -.00000046 00000-0 -94489-6 0 9997 2 07530 101.8547 165.0066 0012195 341.9814 128.3280 12.53649395134497 0 ISS 1 25544U 98067A 21190.50016385 .00001492 00000-0 35466-4 0 9995 2 25544 51.6434 232.3840 0001981 146.6098 355.2834 15.48779306292058 0 SO-50 1 27607U 02058C 21190.52755396 -.00000002 00000-0 20263-4 0 9992 2 27607 64.5554 270.8446 0043217 13.6326 346.5932 14.75763725997781 0 AO-73 1 39444U 13066AE 21190.50613686 .00000365 00000-0 50449-4 0 9998 2 39444 97.5838 176.0596 0059257 79.3473 281.4407 14.82450331410700 0 XW-2A 1 40903U 15049E 21190.45606770 .00004304 00000-0 91485-4 0 9995 2 40903 97.2348 244.8711 0010488 298.8373 191.2305 15.45495288326192 0 XW-2D 1 40907U 15049J 21190.46438623 .00001336 00000-0 70615-4 0 9994 2 40907 97.4838 192.3424 0015507 105.0844 49.3112 15.17125425320936 0 XW-2F 1 40910U 15049M 21190.45950075 .00001813 00000-0 89331-4 0 9992 2 40910 97.4714 195.4554 0015996 92.5885 65.4925 15.19128049321061 0 XW-2B 1 40911U 15049N 21190.46831537 .00001335 00000-0 70721-4 0 9997 2 40911 97.4844 193.0259 0015446 105.9725 48.0456 15.17041749320822 0 IO-86 1 40931U 15052B 21187.52225339 .00000656 00000-0 22002-5 0 9998 2 40931 5.9945 116.3829 0013766 314.1872 45.7216 14.76679496312123 0 CAS-4B 1 42759U 17034B 21190.58294751 .00000523 00000-0 44721-4 0 9998 2 42759 43.0190 59.4175 0010036 301.5755 145.1274 15.10258222224496 0 CAS-4A 1 42761U 17034D 21190.57233764 .00000630 00000-0 51051-4 0 9990 2 42761 43.0183 58.5137 0010421 302.5788 142.4612 15.10346718224498 0 AO-91 1 43017U 17073E 21190.24479674 .00000405 00000-0 37052-4 0 9999 2 43017 97.7053 93.3700 0253618 229.0970 128.8030 14.79594009196347 0 PO-101 1 43678U 18084H 21190.58867525 .00000529 00000-0 58283-4 0 9994 2 43678 97.9260 315.9823 0009526 346.9344 13.1626 14.91766443146734 0 QO-100 1 43700U 18090A 21190.31507911 .00000154 00000-0 00000-0 0 9992 2 43700 0.0139 58.3675 0001217 83.9768 284.3473 1.00273245 9582 0 RS-44 1 44909U 19096E 21190.28403196 .00000024 00000-0 47143-4 0 9996 2 44909 82.5217 98.3107 0218356 42.2725 319.4977 12.79710648 71618 Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of these data will be Tuesday, July 13, 2021, at 2230z on Baudot and BPSK31. NNNN /EX