SB KEP ARL ARLK054

ARLK054 Keplerian data

ZCZC SK54

QST de W1AW

Keplerian Bulletin 54 ARLK054

From ARRL Headquarters

Newington, CT July 24, 2026

To all radio amateurs

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 26205.00843170 -.00000035 00000-0 69797-4 0 9992

2 07530 101.9909 218.6390 0012605 62.0534 354.4011 12.53698666365137

0 ISS

1 25544U 98067A 26205.15303990 .00012066 00000-0 22566-3 0 9994

2 25544 51.6315 117.1603 0006931 331.5533 28.5077 15.49135191577483

0 SO-50

1 27607U 02058C 26205.24220061 .00001104 00000-0 14711-3 0 9992

2 27607 64.5525 14.3305 0074248 255.6154 103.6703 14.83113955269951

0 AO-73

1 39444U 13066AE 26204.90812879 .00007483 00000-0 45787-3 0 9994

2 39444 97.8299 177.1366 0038119 79.5292 281.0228 15.09916203685207

0 AO-91

1 43017U 17073E 26205.04693333 .00009912 00000-0 42813-3 0 9991

2 43017 97.4662 71.5110 0148688 200.7227 158.7937 15.13159133470969

0 PO-101

1 43678U 18084H 26205.24640466 .00001784 00000-0 14634-3 0 9997

2 43678 98.1226 43.0796 0012254 56.1580 304.0807 15.00588010421777

0 QO-100

1 43700U 18090A 26204.54610483 .00000000 00000-0 00000+0 0 9996

2 43700 0.0186 49.6880 0002702 107.0586 6.9459 1.00273645 28049

0 JO-97

1 43803U 18099AX 26205.14168974 .00022811 00000-0 67751-3 0 9993

2 43803 97.4111 268.1279 0007372 132.1697 228.0173 15.34763412419290

0 RS-44

1 44909U 19096E 26205.29719413 .00000007 00000-0 -20821-4 0 9997

2 44909 82.5245 315.0482 0218330 57.8075 304.3995 12.79748900307095

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 26204.89102330 .00044255 00000-0 51781-3 0 9996

2 59112 97.5560 357.6246 0006311 77.2217 282.9745 15.61425769133619

0 AO-123

1 61781U 24199AY 26205.30026832 .00009148 00000-0 26108-3 0 9999

2 61781 97.2957 73.6398 0014048 167.6540 192.5051 15.36160658139621

Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of this data will be Tuesday, July 28, 2026 at 2230z on Baudot and MFSK16.

NNNN

/EX