ARLK077 follows
ARLK077 follows
ZCZC SK77
QST de W1AW
Keplerian Bulletin 77 ARLK077
From ARRL Headquarters
Newington, CT October 13, 2026
To all radio amateurs
SB KEP ARL ARLK077
ARLK077 Keplerian data
Special thanks to Space-track.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-7
1 07530U 74089B 26285.99683185 -.00000045 00000-0 68016-5 0 9991 2 07530 101.9903 300.4707 0011943 266.5495 121.7346 12.53700018375282
0 ISS
1 25544U 98067A 26286.11204827 .00005858 00000-0 11499-3 0 9992 2 25544 51.6319 76.5194 0006725 256.4602 103.5638 15.48846742590036
0 SO-50
1 27607U 02058C 26286.15324639 .00000927 00000-0 12667-3 0 9997 2 27607 64.5507 123.9417 0070248 240.6559 118.7519 14.83254988281959
0 AO-73
1 39444U 13066AE 26286.19404488 .00005886 00000-0 35230-3 0 9995 2 39444 97.8432 260.3247 0035807 158.7334 201.5393 15.10886996697476
0 AO-91
1 43017U 17073E 26286.15633557 .00007740 00000-0 32868-3 0 9990 2 43017 97.4495 150.9604 0144416 280.8910 77.6100 15.14302127483235
0 PO-101
1 43678U 18084H 26286.32543388 .00001386 00000-0 11414-3 0 9991 2 43678 98.1139 127.7315 0013274 138.0566 222.1676 15.00803796433930
0 QO-100
1 43700U 18090A 26285.16437782 .00000142 00000-0 00000-0 0 9990 2 43700 0.0241 109.1248 0001184 115.0436 241.6021 1.00275881 28853
0 JO-97
1 43803U 18099AX 26286.12136191 .00019657 00000-0 54199-3 0 9992 2 43803 97.3990 349.5716 0005048 191.1052 169.0082 15.37138709431725
0 RS-44
1 44909U 19096E 26286.21262495 -.00000001 00000-0 -42928-4 0 9998 2 44909 82.5174 261.2668 0216540 228.2294 130.0124 12.79749704317443
0 SONATE-2
1 59112U 24043Q 26286.16525988 .00070058 00000-0 60646-3 0 9994 2 59112 97.5633 84.7648 0004971 124.4644 235.7087 15.68943101146322
0 AO-123
1 61781U 24199AY 26286.24125086 .00007883 00000-0 21811-3 0 9992 2 61781 97.2785 153.8479 0011550 240.7741 119.2349 15.37209060152052
Keplerian bulletins are transmitted twice weekly from W1AW. The next
scheduled transmission of these data will be Friday, October 16, 2026 at 2230z on Baudot and MFSK16.
NNNN
/EX
