SB KEP ARL ARLK056

ARLK056 Keplerian data

ZCZC SK56

QST de W1AW

Keplerian Bulletin 56 ARLK056

From ARRL Headquarters

Newington, CT July 31, 2026

To all radio amateurs

SB KEP ARL ARLK056

ARLK056 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 26212.60301809 -.00000037 00000-0 56846-4 0 9997 2 07530 101.9911 226.3131 0012553 47.8292 70.8967 12.53698885366080

0 ISS

1 25544U 98067A 26212.50676717 .00008958 00000-0 16881-3 0 9999 2 25544 51.6316 80.7664 0007120 357.3867 2.7084 15.49284690578621

0 SO-50

1 27607U 02058C 26212.65937641 .00001243 00000-0 16325-3 0 9991 2 27607 64.5532 351.3793 0074012 254.2681 105.0253 14.83133563271050

0 AO-73

1 39444U 13066AE 26212.46260870 .00007766 00000-0 47351-3 0 9995 2 39444 97.8309 184.8570 0037509 55.0305 305.4437 15.10048149686343

0 AO-91

1 43017U 17073E 26212.58546626 .00008870 00000-0 38149-3 0 9999 2 43017 97.4637 78.8956 0149088 174.6387 185.6485 15.13280207472102

0 PO-101

1 43678U 18084H 26212.58130373 .00001710 00000-0 14040-3 0 9993 2 43678 98.1209 50.7386 0011650 31.9416 328.2511 15.00616916422875

0 QO-100

1 43700U 18090A 26212.60139029 .00000150 00000-0 00000-0 0 9991 2 43700 0.0148 78.2913 0002552 86.0503 27.1491 1.00272465 28129

0 JO-97

1 43803U 18099AX 26212.63887572 .00017345 00000-0 51155-3 0 9994 2 43803 97.4093 275.6615 0007336 111.1168 249.0860 15.35042059420449

0 RS-44

1 44909U 19096E 26212.64600953 .00000026 00000-0 55350-4 0 9997 2 44909 82.5245 310.1670 0218083 40.6806 321.0357 12.79748763308037

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 26212.38741890 .00040737 00000-0 46444-3 0 9990 2 59112 97.5572 5.6190 0005761 48.9233 311.2522 15.62120916134786

0 AO-123

1 61781U 24199AY 26212.59565002 .00008040 00000-0 22882-3 0 9990 2 61781 97.2934 80.8700 0014745 143.1677 217.0583 15.36277585140743

Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of these data will be Tuesday, August 3, 2026 at 2230z on Baudot and MFSK16.

NNNN

/EX