ARLK070 follows

ARLK070 follows

ZCZC SK70

QST de W1AW

Keplerian Bulletin 70 ARLK070

From ARRL Headquarters

Newington, CT September 18, 2026

To all radio amateurs

SB KEP ARL ARLK070

ARLK070 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 26261.01948756 -.00000051 00000-0 -30552-4 0 9997 2 07530 101.9920 275.2365 0012010 315.3887 69.8316 12.53699612372153

0 ISS

1 25544U 98067A 26261.14280998 .00005718 00000-0 11125-3 0 9992 2 25544 51.6307 200.0361 0004823 152.4527 207.6718 15.49160218586163

0 SO-50

1 27607U 02058C 26261.27386858 .00000725 00000-0 10309-3 0 9991 2 27607 64.5522 200.9373 0071787 245.3687 113.9930 14.83217336278266

0 AO-73

1 39444U 13066AE 26260.49512333 .00004929 00000-0 29852-3 0 9999 2 39444 97.8387 233.9973 0033681 248.4350 111.3289 15.10617055693599

0 AO-91

1 43017U 17073E 26260.44874050 .00008019 00000-0 34019-3 0 9999 2 43017 97.4547 125.7791 0147498 10.3541 350.0671 15.13944459479346

0 PO-101

1 43678U 18084H 26261.25607206 .00001227 00000-0 10189-3 0 9998 2 43678 98.1173 101.5617 0011804 216.2371 143.8054 15.00734957430177

0 QO-100

1 43700U 18090A 26261.28669620 .00000140 00000-0 00000-0 0 9993 2 43700 0.0130 214.7811 0001259 299.0057 332.4311 1.00270625 28610

0 JO-97

1 43803U 18099AX 26260.40065680 .00014800 00000-0 41911-3 0 9992 2 43803 97.4026 323.6889 0003874 306.8859 53.2029 15.36373952427770

0 RS-44

1 44909U 19096E 26261.03857093 .00000012 00000-0 12214-4 0 9990 2 44909 82.5168 278.0069 0216375 287.3817 70.3726 12.79749355314229

0 SONATE-2

1 59112U 24043Q 26260.43726552 .00045936 00000-0 44701-3 0 9997 2 59112 97.5628 57.0640 0005407 216.9023 143.1865 15.66136067142295

0 AO-123

1 61781U 24199AY 26261.24186606 .00006126 00000-0 17172-3 0 9994 2 61781 97.2840 129.0790 0012725 342.2097 17.8700 15.36885718148218

Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of these data will be Tuesday, September 22, 2026 at 2230z on Baudot and MFSK16.

NNNN

/EX