SB KEP @ ARL $ ARLK050

ARLK050 Keplerian Data

ZCZC SK50

QST de W1AW

Keplerian Bulletin 50 ARLK050

From ARRL Headquarters

Newington, CT July 10, 2026

To all radio amateurs

SB KEP ARL ARLK050

ARLK050 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 26191.28585716 -.00000033 00000-0 81097-4 0 9990

2 07530 101.9903 204.7731 0012663 87.4352 340.9074 12.53698448363415

0 ISS

1 25544U 98067A 26191.15356376 .00005628 00000-0 11035-3 0 9999

2 25544 51.6302 186.4276 0006684 277.8890 82.1339 15.48965714575315

0 SO-50

1 27607U 02058C 26191.08192997 .00000486 00000-0 75179-4 0 9992

2 27607 64.5517 58.1476 0074679 258.2262 101.0460 14.83092603267859

0 AO-73

1 39444U 13066AE 26190.85804882 .00005139 00000-0 31713-3 0 9997

2 39444 97.8287 162.7825 0037818 124.9796 235.4993 15.09776510683084

0 AO-91

1 43017U 17073E 26190.43146441 .00005081 00000-0 22300-3 0 9992

2 43017 97.4687 57.1929 0148037 251.5831 106.9257 15.13014553468757

0 PO-101

1 43678U 18084H 26191.30976071 .00001301 00000-0 10821-3 0 9991

2 43678 98.1222 28.5296 0013048 99.3897 260.8801 15.00550623419687

0 QO-100

1 43700U 18090A 26191.27461331 .00000000 00000-0 00000-0 0 9998

2 43700 0.0231 28.2308 0002114 131.0934 253.5435 1.00268559 27905

0 JO-97

1 43803U 18099AX 26191.12210713 .00013549 00000-0 40848-3 0 9990

2 43803 97.4121 254.0449 0006407 173.8802 186.2520 15.34409607417148

0 RS-44

1 44909U 19096E 26191.30306078 .00000009 00000-0 -16998-4 0 9994

2 44909 82.5238 324.3444 0218581 90.3753 272.2396 12.79748953305309

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 26190.40279728 .00036930 00000-0 44852-3 0 9995

2 59112 97.5552 342.1927 0006781 123.5255 236.6650 15.60482785131353

0 AO-123

1 61781U 24199AY 26191.29442927 .00005411 00000-0 15628-3 0 9992

2 61781 97.2978 59.7587 0012504 219.3866 140.6470 15.36007724137474

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

NNNN

/EX