SB KEP @ ARL $ARLK012

ARLK012 Keplerian data

ZCZC SK12

QST de W1AW

Keplerian Bulletin 12 ARLK012

From ARRL Headquarters

Newington, CT February 10, 2026

To all radio amateurs

SB KEP ARL ARLK012

ARLK012 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 26041.01658287 -.00000029 00000-0 10926-3 0 9996

2 07530 101.9973 52.9092 0012252 15.2269 8.0536 12.53695674344585

0 ISS

1 25544U 98067A 26041.53604394 .00010157 00000-0 19516-3 0 9996

2 25544 51.6312 206.5863 0011092 84.3744 275.8509 15.48525084552126

0 SO-50

1 27607U 02058C 26041.57119818 .00001833 00000-0 23433-3 0 9993

2 27607 64.5529 160.6340 0074510 285.6057 73.6834 14.82673390245684

0 AO-73

1 39444U 13066AE 26041.36253685 .00009587 00000-0 62894-3 0 9992

2 39444 97.8144 10.4585 0035466 275.5824 84.1358 15.07369350660548

0 AO-91

1 43017U 17073E 26041.56840500 .00009543 00000-0 43476-3 0 9992

2 43017 97.4910 271.4421 0158628 45.3919 316.0125 15.10249868446263

0 PO-101

1 43678U 18084H 26041.57008605 .00002556 00000-0 21155-3 0 9998

2 43678 98.1064 232.4923 0009064 210.8826 149.1864 14.99826430397232

0 QO-100

1 43700U 18090A 26041.55342562 .00000153 00000-0 00000-0 0 9996

2 43700 0.0161 104.7662 0002451 262.3086 358.5317 1.00273071 26404

0 JO-97

1 43803U 18099AX 26041.40931388 .00016733 00000-0 59140-3 0 9996

2 43803 97.4318 104.0993 0006110 13.6102 346.5302 15.29245224394228

0 RS-44

1 44909U 19096E 26041.51005406 .00000026 00000-0 51187-4 0 9999

2 44909 82.5172 63.8839 0218654 80.6328 281.9422 12.79746949286140

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 26041.35497423 .00034114 00000-0 62482-3 0 9999

2 59112 97.5361 185.0232 0008075 310.8483 49.2067 15.49220137108190

0 MO-122

1 60209U 24125G 26041.56124316 .00039297 00000-0 67052-3 0 9995

2 60209 97.2489 257.1625 0012654 331.8221 28.2345 15.51147545 89867

0 AO-123

1 61781U 24199AY 26041.60599966 .00009703 00000-0 30113-3 0 9991

2 61781 97.3200 271.4456 0015601 46.8537 313.4007 15.33473223114514

Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of these data will be Friday, February 13, 2026, at 2330z on Baudot and BPSK31.

NNNN

/EX