ARLK058 follows

ARLK058 follows

ZCZC SK58

QST de W1AW

Keplerian Bulletin 58 ARLK058

From ARRL Headquarters

Newington, CT August 11, 2026

To all radio amateurs

SB KEP ARL ARLK058

ARLK058 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 7530U 74089B 26223.54322633 -.00000025 00000-0 13140-3 0 9996 2 7530 101.9918 237.3680 0012440 27.3599 127.1065 12.53699027367452

0 ISS

1 25544U 98067A 26223.14934248 .00003640 00000-0 73197-4 0 9994 2 25544 51.6325 28.0815 0007436 34.6982 325.4490 15.49408704580271

0 SO-50

1 27607U 02058C 26223.51526715 .00000474 00000-0 73752-4 0 9997 2 27607 64.5533 317.7876 0073619 252.3206 106.9853 14.83152737272661

0 AO-73

1 39444U 13066AE 26223.39569937 .00004174 00000-0 25598-3 0 9994 2 39444 97.8321 196.0347 0036391 19.0235 341.2343 15.10176786687999

0 AO-91

1 43017U 17073E 26223.16489422 .00004493 00000-0 19371-3 0 9998 2 43017 97.4631 89.2596 0149717 138.1799 223.0988 15.13416595473706

0 PO-101

1 43678U 18084H 26223.51676325 .00001023 00000-0 86044-4 0 9991 2 43678 98.1213 62.1576 0010873 353.6936 6.4148 15.00643385424519

0 QO-100

1 43700U 18090A 26223.50801660 .00000128 00000-0 00000+0 0 9993 2 43700 0.0141 85.9560 0002427 93.2724 349.3836 1.00271184 28232

0 JO-97

1 43803U 18099AX 26223.13292068 .00008435 00000-0 24810-3 0 9999 2 43803 97.4096 286.2100 0007016 82.3246 277.8794 15.35318801422055

0 RS-44

1 44909U 19096E 26223.51282341 .00000017 00000-0 24927-4 0 9998 2 44909 82.5233 302.9484 0217668 15.3287 345.4270 12.79748744309423

0 FO-118

1 54684U 22167C 25064.68183564 .08547514 26414-5 93170-3 0 9992 2 54684 97.5856 230.7463 0011725 277.2083 82.7881 16.37185507124845

0 SONATE-2

1 59112U 24043Q 26222.95414258 .00024021 00000-0 26704-3 0 9994 2 59112 97.5575 16.9045 0005048 6.3410 353.7911 15.62881890136438

0 AO-123

1 61781U 24199AY 26223.47266605 .00004090 00000-0 11706-3 0 9990 2 61781 97.2921 91.6506 0015411 107.9760 252.3165 15.36402429142416

Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of these data will be Friday, August 14, 2026 at 2230z on Baudot and MFSK16.

NNNN

/EX