SB KEP @ ARL $ARLK098

ARLK098 Keplerian data

ZCZC SK99

QST de W1AW

Keplerian Bulletin 98 ARLK098

From ARRL Headquarters

Newington, CT December 19, 2025

To all radio amateurs

SB KEP ARL ARLK098

ARLK098 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 25353.28034821 -.00000036 00000-0 66354-4 0 9997

2 07530 101.9964 359.6167 0012379 114.2758 315.0632 12.53694362337974

0 ISS

1 25544U 98067A 25353.05456139 .00006809 00000-0 12867-3 0 9991

2 25544 51.6316 111.2076 0003177 269.7772 90.2853 15.49660414543830

0 SO-50

1 27607U 02058C 25353.21431346 .00001457 00000-0 19179-3 0 9996

2 27607 64.5532 325.5870 0072510 295.3542 64.0067 14.82416051237775

0 AO-73

1 39444U 13066AE 25353.16635154 .00006635 00000-0 45031-3 0 9995

2 39444 97.8076 316.5236 0041111 94.8693 265.7229 15.06058099652533

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 25353.07726365 .00007845 00000-0 37160-3 0 9991

2 43017 97.4940 219.1298 0159297 228.4685 130.2789 15.08989957438196

0 PO-101

1 43678U 18084H 25353.32527723 .00001797 00000-0 15176-3 0 9995

2 43678 98.1021 177.0526 0007678 30.1486 330.0177 14.99468347389252

0 QO-100

1 43700U 18090A 25353.27245855 .00000169 00000-0 00000-0 0 9994

2 43700 0.0165 26.5598 0000959 261.7779 283.6687 1.00271763 25874

0 JO-97

1 43803U 18099AX 25353.10671683 .00013163 00000-0 49829-3 0 9994

2 43803 97.4417 50.9031 0006394 178.1373 181.9891 15.27036433386088

0 RS-44

1 44909U 19096E 25353.26860719 -.00000002 00000-0 -48992-4 0 9998

2 44909 82.5215 99.2706 0217278 204.7899 154.2640 12.79746088279338

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 25353.12865924 .00022953 00000-0 48060-3 0 9998

2 59112 97.5331 129.6197 0009234 139.4831 220.7107 15.45406726 99962

0 MO-122

1 60209U 24125G 25353.12972368 .00026775 00000-0 53562-3 0 9998

2 60209 97.2511 203.5075 0014653 154.5064 205.6912 15.46635389 81598

0 AO-123

1 61781U 24199AY 25353.26950924 .00008370 00000-0 27200-3 0 9995

2 61781 97.3247 218.6483 0013034 229.3499 130.6611 15.32083269106349

Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of these data will be Tuesday, December 23, 2025, at 2330z on Baudot and BPSK31.

NNNN

/EX