SB KEP @ ARL $ARLK072 ARLK072 Keplerian data ZCZC SK72 QST de W1AW Keplerian Bulletin 72 ARLK072 From ARRL Headquarters Newington, CT September 10, 2021 To all radio amateurs SB KEP ARL ARLK072 ARLK072 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 21253.41885934 -.00000042 00000-0 25672-4 0 9991 2 07530 101.8633 227.8580 0011881 218.1758 294.7914 12.53650208142377 0 ISS 1 25544U 98067A 21253.54441572 .00002318 00000-0 50853-4 0 9994 2 25544 51.6438 280.6521 0003501 17.2809 142.5012 15.48622916301822 0 SO-50 1 27607U 02058C 21253.61639053 .00000047 00000-0 27202-4 0 9991 2 27607 64.5545 77.9141 0051222 355.4653 4.5977 14.75785828 7076 0 AO-73 1 39444U 13066AE 21253.41226319 .00000475 00000-0 64041-4 0 9996 2 39444 97.5908 235.7509 0056232 231.6481 127.9673 14.82509831420022 0 XW-2A 1 40903U 15049E 21253.43236494 .00004985 00000-0 10376-3 0 9999 2 40903 97.2278 307.6535 0013686 68.5973 348.0371 15.45982001335927 0 XW-2D 1 40907U 15049J 21253.58020988 .00001341 00000-0 70664-4 0 9998 2 40907 97.4872 254.7137 0012144 246.4281 261.9778 15.17281735330508 0 XW-2F 1 40910U 15049M 21253.49067661 .00002144 00000-0 10449-3 0 9997 2 40910 97.4741 257.8280 0012566 230.2872 281.5456 15.19358454330635 0 XW-2B 1 40911U 15049N 21253.45747719 .00001448 00000-0 76173-4 0 9996 2 40911 97.4875 255.2617 0012148 248.1182 269.2989 15.17196361330378 0 IO-86 1 40931U 15052B 21252.69813206 .00000692 00000-0 72513-5 0 9997 2 40931 6.0024 11.5130 0012564 158.2527 201.8557 14.76688015321774 0 CAS-4B 1 42759U 17034B 21253.53457030 .00000696 00000-0 54975-4 0 9997 2 42759 43.0174 73.2892 0009379 331.6659 64.1217 15.10351539234014 0 CAS-4A 1 42761U 17034D 21253.52025245 .00000626 00000-0 50670-4 0 9999 2 42761 43.0180 72.3595 0009674 332.8917 61.0087 15.10439147234015 0 AO-91 1 43017U 17073E 21253.20484637 .00001903 00000-0 15020-3 0 9994 2 43017 97.6971 153.7983 0255197 24.1377 337.1549 14.79711656205652 0 PO-101 1 43678U 18084H 21253.57266428 .00000039 00000-0 96001-5 0 9995 2 43678 97.9342 19.3424 0010952 125.1689 235.0603 14.91783053156121 0 QO-100 1 43700U 18090A 21252.68613374 .00000138 00000-0 00000-0 0 9994 2 43700 0.0125 221.1934 0002090 333.7795 66.7972 1.00272395 10214 0 RS-44 1 44909U 19096E 21253.45447584 .00000010 00000-0 38431-5 0 9990 2 44909 82.5198 56.3199 0216443 254.3054 103.4076 12.79710866 79696 Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of these data will be Tuesday, September 14, 2021, at 2230z on Baudot and BPSK31. NNNN /EX