SB KEP @ ARL $ARLK078 ARLK078 Keplerian data ZCZC SK78 QST de W1AW Keplerian Bulletin 78 ARLK078 From ARRL Headquarters Newington, CT October 1, 2021 To all radio amateurs SB KEP ARL ARLK078 ARLK078 Keplerian data Special thanks to AMSAT-NA (AMSAT.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 OSCAR 7 1 07530U 74089B 21274.47755635 -.00000026 00000-0 12531-3 0 9995 2 07530 101.8677 248.9140 0012090 177.0535 296.3773 12.53650570145017 0 ISS 1 25544U 98067A 21274.75664078 .00005748 00000-0 11283-3 0 9991 2 25544 51.6448 175.7941 0004239 48.2344 4.7365 15.48894669305112 0 SO-50 1 27607U 02058C 21274.55542035 .00000151 00000-0 42055-4 0 9999 2 27607 64.5573 13.8785 0053858 349.9085 10.0931 14.75795259 10169 0 AO-73 1 39444U 13066AE 21274.47059279 .00000731 00000-0 94669-4 0 9998 2 39444 97.5941 255.7478 0057894 161.8868 198.4427 14.82533257423149 0 XW-2A 1 40903U 15049E 21274.54113567 .00006544 00000-0 13466-3 0 9995 2 40903 97.2243 328.6912 0011597 356.2092 113.5222 15.46220141339182 0 XW-2D 1 40907U 15049J 21274.61594829 .00002134 00000-0 11008-3 0 9992 2 40907 97.4896 275.5117 0013906 167.9332 331.7862 15.17356365333699 0 XW-2F 1 40910U 15049M 21274.62056550 .00003041 00000-0 14626-3 0 9998 2 40910 97.4757 278.7474 0014792 153.8289 302.1212 15.19465985333848 0 XW-2B 1 40911U 15049N 21274.62351370 .00002016 00000-0 10443-3 0 9991 2 40911 97.4888 276.1853 0013821 169.5295 323.8850 15.17268788333589 0 IO-86 1 40931U 15052B 21274.24323410 .00000829 00000-0 26359-4 0 9993 2 40931 5.9976 217.8893 0012462 98.6765 261.4793 14.76692706324963 0 CAS-4B 1 42759U 17034B 21274.51801821 .00001267 00000-0 89027-4 0 9990 2 42759 43.0190 317.9061 0006775 108.2848 33.8166 15.10402757237189 0 CAS-4A 1 42761U 17034D 21274.63541237 .00001156 00000-0 82187-4 0 9995 2 42761 43.0193 316.2371 0007200 110.6679 33.2358 15.10489536237204 0 AO-91 1 43017U 17073E 21274.30181840 .00002587 00000-0 20395-3 0 9998 2 43017 97.6942 174.0397 0253146 315.2373 42.8656 14.79794045208775 0 PO-101 1 43678U 18084H 21274.56706090 .00000031 00000-0 88923-5 0 9997 2 43678 97.9369 40.4761 0011244 65.5385 294.7018 14.91794450159256 0 QO-100 1 43700U 18090A 21274.32757969 .00000142 00000-0 00000-0 0 9993 2 43700 0.0187 167.7518 0002442 55.9615 290.3031 1.00273165 10431 0 RS-44 1 44909U 19096E 21274.40762631 .00000008 00000-0 -12237-4 0 9994 2 44909 82.5233 42.3959 0217124 205.1573 153.8827 12.79711090 82374 Keplerian bulletins are transmitted twice weekly from W1AW. The next scheduled transmission of these data will be Tuesday, October 5, 2021, at 2230z on Baudot and BPSK31. NNNN /EX