SB KEP @ ARL $ARLK090

ARLK090 Keplerian data

ZCZC SK91

QST de W1AW

Keplerian Bulletin 90 ARLK090

From ARRL Headquarters

Newington, CT November 18, 2025

To all radio amateurs

SB KEP ARL ARLK090

ARLK090 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 25321.99692409 -.00000026 00000-0 12589-3 0 9991

2 07530 101.9975 328.0037 0012219 173.2792 244.3283 12.53693493334054

0 ISS

1 25544U 98067A 25322.35181354 .00014877 00000-0 27011-3 0 9995

2 25544 51.6332 263.1865 0004177 83.8870 276.2595 15.49788164539079

0 SO-50

1 27607U 02058C 25322.45042304 .00002333 00000-0 29744-3 0 9993

2 27607 64.5547 60.6608 0070812 301.0938 58.3232 14.82257782233213

0 AO-73

1 39444U 13066AE 25322.46447262 .00010440 00000-0 71952-3 0 9995

2 39444 97.8013 285.4607 0038512 197.0368 162.9568 15.05420860647914

0 IO-86

1 40931U 15052B 25151.18580175 .00001241 00000-0 78118-4 0 9996

2 40931 6.0006 24.0987 0012733 338.8432 21.1169 14.78805930523159

0 AO-91

1 43017U 17073E 25322.16754110 .00013783 00000-0 65899-3 0 9994

2 43017 97.4971 188.9314 0162568 335.4470 23.9077 15.08115229433532

0 PO-101

1 43678U 18084H 25322.49329329 .00003122 00000-0 26100-3 0 9994

2 43678 98.1041 144.9831 0007449 105.6548 254.5496 14.99271643384631

0 QO-100

1 43700U 18090A 25322.45371708 .00000000 00000-0 00000+0 0 9990

2 43700 0.0162 309.4713 0002367 329.6665 327.7180 1.00271207 25563

0 JO-97

1 43803U 18099AX 25321.57449219 .00020193 00000-0 79189-3 0 9991

2 43803 97.4467 19.4895 0005487 307.3113 52.7625 15.25772611381270

0 RS-44

1 44909U 19096E 25322.38712503 .00000011 00000-0 69242-5 0 9994

2 44909 82.5183 119.7921 0216512 277.2628 80.3910 12.79745508275380

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 25322.35197611 .00032400 00000-0 72522-3 0 9998

2 59112 97.5319 97.7287 0008792 252.8937 107.1348 15.43365217 95214

0 MO-122

1 60209U 24125G 25322.50402197 .00036264 00000-0 78388-3 0 9991

2 60209 97.2551 172.8908 0013673 275.4359 84.5329 15.44316468 76868

0 AO-123

1 61781U 24199AY 25322.56436128 .00010867 00000-0 36082-3 0 9991

2 61781 97.3276 188.2879 0014707 350.0984 9.9965 15.31288289101647

Keplerian bulletins are transmitted twice weekly from W1AW. The

next scheduled transmission of these data will be Friday, November

21, 2025, at 2330z on Baudot and BPSK31.

NNNN

/EX