ARLK075 follows
ARLK075 follows
ZCZC SK75
QST de W1AW
Keplerian Bulletin 75 ARLK075
From ARRL Headquarters
Newington, CT October 6, 2026
To all radio amateurs
SB KEP ARL ARLK075
ARLK075 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 26279.29015267 -.00000033 00000-0 84533-4 0 9995
2 07530 101.9910 293.6956 0011946 279.6650 92.0300 12.53699877374447
0 ISS
1 25544U 98067A 26279.01444283 .00005131 00000-0 10208-3 0 9996
2 25544 51.6314 111.6262 0006859 227.8987 132.1419 15.48747543588934
0 SO-50
1 27607U 02058C 26279.00638453 .00000461 00000-0 72360-4 0 9995
2 27607 64.5514 146.0610 0070709 242.0229 117.3710 14.83241464280895
0 AO-73
1 39444U 13066AE 26279.17362933 .00004829 00000-0 29077-3 0 9991
2 39444 97.8416 253.1306 0035027 182.6284 177.4767 15.10794550696411
0 AO-91
1 43017U 17073E 26279.15171545 .00007329 00000-0 31185-3 0 9990
2 43017 97.4518 144.0995 0145044 305.4080 53.3676 15.14185582482173
0 PO-101
1 43678U 18084H 26279.32479669 .00001424 00000-0 11726-3 0 9992
2 43678 98.1160 120.4238 0013093 159.1718 201.0041 15.00778936432882
0 QO-100
1 43700U 18090A 26279.24848773 .00000000 00000-0 00000-0 0 9991
2 43700 0.0227 182.5535 0001209 40.1092 267.4897 1.00271426 28796
0 JO-97
1 43803U 18099AX 26279.15520748 .00015912 00000-0 44311-3 0 9997
2 43803 97.4007 342.5592 0004481 217.1635 142.9299 15.36878088430657
0 RS-44
1 44909U 19096E 26279.25452554 .00000036 00000-0 10735-3 0 9997
2 44909 82.5167 265.8935 0216385 244.5731 113.2836 12.79749654316554
0 SONATE-2
1 59112U 24043Q 26278.95580065 .00056035 00000-0 50548-3 0 9998
2 59112 97.5627 76.9906 0005265 151.4313 208.7237 15.67980798145198
0 AO-123
1 61781U 24199AY 26279.27578214 .00006734 00000-0 18735-3 0 9997
2 61781 97.2808 146.9473 0011400 269.8396 90.1543 15.37100343150984
Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of these data will be Friday, October 9, 2026 at 2230z on Baudot and MFSK16.
NNNN
/EX
