SB KEP @ ARL $ARLK052 ARLK052 Keplerian data ZCZC SK52 QST de W1AW Keplerian Bulletin 52 ARLK052 From ARRL Headquarters Newington, CT July 2, 2021 To all radio amateurs SB KEP ARL ARLK052 ARLK052 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 7530U 74089B 21183.50485162 -.00000030 00000-0 99502-4 0 9992 2 7530 101.8543 157.9921 0012302 355.4438 120.0993 12.53649267133852 0 ISS 1 25544U 98067A 21183.72417061 .00001563 00000-0 36796-4 0 9993 2 25544 51.6448 265.8907 0002211 131.6334 5.3314 15.48758756291008 0 SO-50 1 27607U 02058C 21183.54774752 .00000007 00000-0 21453-4 0 9999 2 27607 64.5560 292.1879 0042367 15.9259 344.3164 14.75761755996750 0 AO-73 1 39444U 13066AE 21183.48639042 .00000483 00000-0 64725-4 0 9994 2 39444 97.5834 169.4019 0059226 101.7728 259.0138 14.82443803409662 0 XW-2A 1 40903U 15049E 21183.46280802 .00003779 00000-0 80696-4 0 9999 2 40903 97.2344 237.8991 0011092 327.6517 159.6989 15.45435411325112 0 XW-2D 1 40907U 15049J 21183.53206462 .00001278 00000-0 67720-4 0 9996 2 40907 97.4841 185.4951 0015091 126.5199 350.2707 15.17106725319885 0 XW-2F 1 40910U 15049M 21183.53597278 .00001774 00000-0 87585-4 0 9990 2 40910 97.4715 188.6067 0015806 114.0976 4.6225 15.19100697320017 0 XW-2B 1 40911U 15049N 21183.53562841 .00001245 00000-0 66241-4 0 9998 2 40911 97.4841 186.1786 0015107 127.9518 348.5524 15.17022957319771 0 IO-86 1 40931U 15052B 21183.60492920 .00000638 00000-0 -30530-6 0 9992 2 40931 5.9961 144.3139 0013500 260.9848 98.8834 14.76679203311549 0 CAS-4B 1 42759U 17034B 21183.63548402 .00000474 00000-0 41798-4 0 9997 2 42759 43.0178 97.6134 0010008 264.0263 166.2712 15.10246420223449 0 CAS-4A 1 42761U 17034D 21183.51148563 .00000545 00000-0 45975-4 0 9991 2 42761 43.0176 97.3392 0010375 263.9017 265.3028 15.10333897223429 0 AO-91 1 43017U 17073E 21183.27904014 .00000533 00000-0 47083-4 0 9992 2 43017 97.7059 86.6802 0253367 251.9465 105.3996 14.79586767195314 0 PO-101 1 43678U 18084H 21183.47862078 -.00000159 00000-0 -99727-5 0 9992 2 43678 97.9259 308.8348 0010313 9.6793 350.4583 14.91758278145670 0 QO-100 1 43700U 18090A 21183.49388530 .00000144 00000-0 00000-0 0 9996 2 43700 0.0154 10.4598 0001257 120.3198 353.5603 1.00270176 9527 0 RS-44 1 44909U 19096E 21183.48226456 .00000022 00000-0 38871-4 0 9998 2 44909 82.5218 102.8293 0218518 58.0977 304.1179 12.79710611 70748 Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of these data will be Tuesday, July 6, 2021, at 2230z on Baudot and BPSK31. NNNN /EX