SB KEP @ ARL $ARLK049 ARLK049 Keplerian data ZCZC SK49 QST de W1AW Keplerian Bulletin 49 ARLK049 From ARRL Headquarters Newington, CT June 22, 2021 To all radio amateurs SB KEP ARL ARLK049 ARLK049 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 21173.45106012 -.00000039 00000-0 41568-4 0 9997 2 07530 101.8540 147.9484 0012432 14.5511 106.1550 12.53649231132350 0 ISS 1 25544U 98067A 21173.65515341 -.00000451 00000-0 00000+0 0 9994 2 25544 51.6428 315.6803 0003919 122.6547 356.3586 15.49000460289445 0 SO-50 1 27607U 02058C 21173.45072847 -.00000020 00000-0 17602-4 0 9991 2 27607 64.5560 323.0642 0041162 19.3196 340.9455 14.75758861995266 0 AO-73 1 39444U 13066AE 21173.42916461 .00000302 00000-0 42808-4 0 9998 2 39444 97.5832 159.8638 0058762 134.0153 226.5926 14.82434822408175 0 XW-2A 1 40903U 15049E 21173.62515800 .00003063 00000-0 65889-4 0 9998 2 40903 97.2359 228.0911 0012115 5.3601 146.7416 15.45365245323592 0 XW-2D 1 40907U 15049J 21173.57233911 .00000799 00000-0 43652-4 0 9993 2 40907 97.4841 175.6557 0014119 159.4589 316.4904 15.17082554318375 0 XW-2F 1 40910U 15049M 21173.58964748 .00001435 00000-0 71549-4 0 9991 2 40910 97.4721 178.7699 0014920 146.4200 333.5087 15.19067270318500 0 XW-2B 1 40911U 15049N 21173.57521927 .00000815 00000-0 44599-4 0 9995 2 40911 97.4843 176.3401 0014075 160.6826 314.2397 15.16999351318268 0 IO-86 1 40931U 15052B 21172.25825716 .00000685 00000-0 62939-5 0 9992 2 40931 5.9988 225.1564 0012697 98.2064 261.9504 14.76678769309850 0 CAS-4B 1 42759U 17034B 21173.40065321 .00000189 00000-0 24658-4 0 9994 2 42759 43.0167 153.8836 0008713 205.6685 314.9336 15.10233117221890 0 CAS-4A 1 42761U 17034D 21173.32099574 .00000139 00000-0 21647-4 0 9995 2 42761 43.0155 153.3723 0009041 205.9297 291.7294 15.10319605221888 0 AO-91 1 43017U 17073E 21173.47295514 .00000499 00000-0 44468-4 0 9996 2 43017 97.7068 77.2618 0253402 284.1365 73.1812 14.79574985193868 0 PO-101 1 43678U 18084H 21172.61228294 .00000110 00000-0 16641-4 0 9990 2 43678 97.9256 297.9135 0010904 43.8122 316.3960 14.91756377144050 0 QO-100 1 43700U 18090A 21172.79932734 .00000148 00000-0 00000-0 0 9992 2 43700 0.0256 16.8242 0001613 91.0082 115.9226 1.00270029 9414 0 RS-44 1 44909U 19096E 21173.55318407 .00000001 00000-0 -48935-4 0 9993 2 44909 82.5214 109.4253 0218600 81.1913 281.3873 12.79710356 69473 Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of these data will be Friday, June 25, 2021, at 2230z on Baudot and BPSK31. NNNN /EX