SB KEPS @ AMSAT $ORB24278.1 2Line Orbital Elements 24278.AMSAT

QST de W1STR

AMSAT Orbital Elements for Amateur Satellites in TLE Format

From Orbital Analysis Office

New England Sci-Tech STEM Education Center Natick, MA October 04, 2024 To all radio amateurs

These element sets describe the orbits of various satellites in use by the amateur radio community. For details see: www.amsat.org/keplerian-elements-formats/

A daily update of element sets is available at: www.amsat.org/tle/daily-bulletin.txt or without bulletin text: www.amsat.org/tle/dailytle.txt

AO-07 1 07530U 74089B 24277.83593427 -.00000019 00000-0 17027-3 0 9997 2 07530 101.9875 273.5325 0011894 236.5158 193.9308 12.53680304282892 UO-11 1 14781U 84021B 24277.89359462 .00007937 00000-0 87900-3 0 9997 2 14781 97.7187 244.0271 0009894 80.0585 280.1748 14.87546246185649 AO-27 1 22825U 93061C 24277.87951348 .00000994 00000-0 39798-3 0 9996 2 22825 98.7764 331.7297 0009409 118.3139 241.8993 14.30601747618422 FO-29 1 24278U 96046B 24277.73389871 .00000136 00000-0 17769-3 0 9999 2 24278 98.5808 198.1593 0348929 267.1203 88.9962 13.53214103389369 NOAA-15 1 25338U 98030A 24277.80357218 .00001092 00000-0 46881-3 0 9999 2 25338 98.5624 302.6390 0010428 13.8816 346.2650 14.26732336372928 GO-32 1 25397U 98043D 24277.50753079 .00000814 00000-0 37356-3 0 9998 2 25397 98.9363 245.9205 0001224 154.5086 205.6152 14.24140584362837 ISS 1 25544U 98067A 24277.85708259 .00031180 00000-0 54907-3 0 9997 2 25544 51.6355 137.1250 0007051 58.5619 301.6059 15.50137564475404 NO-44 1 26931U 01043C 24277.72500990 .00001741 00000-0 68645-3 0 9998 2 26931 67.0519 51.1177 0007612 265.2949 94.7284 14.31407670201646 SO-50 1 27607U 02058C 24277.36125162 .00007590 00000-0 10155-2 0 9990 2 27607 64.5539 248.8627 0027768 53.2235 307.1412 14.79815037172321 CO-55 1 27844U 03031E 24277.55614891 .00002185 00000-0 97934-3 0 9994 2 27844 98.6801 283.1048 0009551 183.1829 176.9290 14.23510526103206 CO-57 1 27848U 03031J 24276.97148144 .00001840 00000-0 83714-3 0 9994 2 27848 98.6828 282.7089 0009083 201.7074 158.3720 14.22915235102866 RS-22 1 27939U 03042A 24277.90655865 .00007993 00000-0 13158-2 0 9993 2 27939 98.3044 75.9681 0012737 78.4255 44.3855 14.70759248124257 NOAA-18 1 28654U 05018A 24277.81013597 .00001122 00000-0 62053-3 0 9990 2 28654 98.8671 353.8416 0015202 114.6280 245.6477 14.13353403998602 CO-58 1 28895U 05043F 24277.33182110 .00008232 00000-0 14174-2 0 9999 2 28895 98.2169 53.4723 0015371 19.2416 340.9366 14.68743345 10325 CO-65 1 32785U 08021C 24277.85177892 .00019948 00000-0 16469-2 0 9994 2 32785 97.7672 242.4855 0008733 339.6451 20.4422 14.98985948891813 AAUSAT2 1 32788U 08021F 24277.78041619 .00077413 00000-0 29458-2 0 9999 2 32788 97.6023 258.9834 0008111 121.8926 238.3102 15.26416036894932 CO-66 1 32791U 08021J 24277.87213314 .00038976 00000-0 25447-2 0 9991 2 32791 97.7028 248.7567 0002908 334.5456 25.5628 15.07719968892959 RS-30 1 32953U 08025A 24277.80064737 .00000062 00000-0 37406-3 0 9995 2 32953 82.5084 21.9194 0019104 225.3483 134.6040 12.43149393742627 PRISM 1 33493U 09002B 24277.70785045 .00080287 00000-0 28474-2 0 9993 2 33493 98.1906 335.2791 0010216 227.5179 132.5196 15.28709084855571 NOAA-19 1 33591U 09005A 24277.84791714 .00001036 00000-0 57805-3 0 9996 2 33591 99.0353 334.7410 0013444 350.0131 10.0771 14.13140420806979 SRMSAT 1 37841U 11058D 24277.53495326 .00001253 00000-0 53968-3 0 9992 2 37841 19.9709 221.4166 0011760 205.1606 310.9015 14.11227067669884 RS-40 1 38735U 12041C 24277.87269687 .00000061 00000-0 36950-3 0 9992 2 38735 82.4705 102.1222 0017236 344.6791 15.3765 12.42617258552767 ZACUBE-1 1 39417U 13066B 24277.83168593 .00017560 00000-0 17207-2 0 9993 2 39417 97.7463 231.5644 0049470 157.8680 202.4690 14.91387404587763 Delfi-N3xt 1 39428U 13066N 24277.48637993 .00020841 00000-0 24794-2 0 9996 2 39428 97.8328 193.1187 0098866 96.5700 264.6779 14.80903429582106 GOMX-1 1 39430U 13066Q 24277.87905592 .00011151 00000-0 18098-2 0 9999 2 39430 97.7131 145.6599 0135958 267.0689 91.4950 14.65294067578953 LO-74 1 39440U 13066AA 24277.78969306 .00017704 00000-0 19830-2 0 9998 2 39440 97.8204 219.2697 0065117 279.2841 80.1014 14.85362395585649 AO-73 1 39444U 13066AE 24277.83001741 .00024810 00000-0 22236-2 0 9998 2 39444 97.7313 235.0093 0047589 136.6083 223.8899 14.94891323586912 DTUSAT-2 1 40030U 14033W 24277.84830792 .00024332 00000-0 18962-2 0 9993 2 40030 98.0182 233.4252 0010821 160.4979 199.6660 15.01144152559499 EO-80 1 40032U 14033Y 24277.88103971 .00028059 00000-0 21811-2 0 9998 2 40032 98.0150 233.4249 0011779 114.6805 245.5646 15.01199653559484 XW-2C 1 40906U 15049H 24277.82850826 .00109051 00000-0 16533-2 0 9995 2 40906 97.4693 298.2221 0003741 248.5131 111.5724 15.54239413501277 XW-2D 1 40907U 15049J 24277.78648024 .00247437 00000-0 18384-2 0 9993 2 40907 97.4585 302.4458 0003600 196.7044 163.4101 15.72099887501611 LILACSAT-2 1 40908U 15049K 24277.84975112 .00031091 00000-0 10770-2 0 9990 2 40908 97.5235 287.5810 0010258 338.3396 21.7408 15.29740529500085 XW-2B 1 40911U 15049N 24277.89471228 .00232832 00000-0 18900-2 0 9997 2 40911 97.4570 302.4199 0003303 203.9884 156.1225 15.70014488501488 IO-86 1 40931U 15052B 24270.29994034 .00002074 00000-0 19195-3 0 9996 2 40931 5.9998 350.0993 0012711 76.7416 283.4129 14.78150863486449 ChubuSat-2 1 41338U 16012B 24277.48166667 .00017126 00000-0 10078-2 0 9990 2 41338 31.0014 52.8201 0009939 243.6630 116.2988 15.10442971473971 ChubuSat-3 1 41339U 16012C 24277.80412956 .00017657 00000-0 10624-2 0 9998 2 41339 31.0078 50.0000 0010124 250.2425 109.7121 15.09642015473990 Horyu-4 1 41340U 16012D 24277.86369541 .00041315 00000-0 17880-2 0 9996 2 41340 31.0028 345.1241 0007295 8.7132 351.3635 15.21220944474687 Lapan A3 1 41603U 16040E 24277.84177774 .00012113 00000-0 46362-3 0 9994 2 41603 97.1419 286.7307 0013812 78.3097 281.9691 15.26610924459795 Pratham 1 41783U 16059A 24277.58448551 .00004609 00000-0 85435-3 0 9993 2 41783 97.8343 291.8514 0033189 38.9585 321.4001 14.65372426428411 CAS-2T 1 41847U 16066G 24277.79335183 .00007397 00000-0 10771-2 0 9998 2 41847 98.4509 348.2831 0351265 209.9756 148.0908 14.41917659415142 CAS-4B 1 42759U 17034B 24277.87394654 .00054906 00000-0 15934-2 0 9998 2 42759 43.0170 329.7805 0012353 359.2395 0.8439 15.34650621404069 CAS-4A 1 42761U 17034D 24277.86494560 .00056161 00000-0 16195-2 0 9992 2 42761 43.0207 328.0816 0012220 10.5984 349.5126 15.34842454404075 D-SAT 1 42794U 17036AF 24277.86497107 .00019699 00000-0 12803-2 0 9997 2 42794 97.4893 255.9545 0107747 137.3125 223.6536 15.03298160397068 TechnoSat 1 42829U 17042E 24277.44831308 .00012043 00000-0 10181-2 0 9995 2 42829 97.3892 92.5840 0013822 71.6954 288.5771 14.98129747393376 AO-91 1 43017U 17073E 24277.16633489 .00023387 00000-0 13630-2 0 9993 2 43017 97.5570 148.9456 0199296 292.0790 65.9376 14.96722067371799 TianYi 6 1 43158U 18008D 24272.14170631 .00372783 00000-0 20671-2 0 9996 2 43158 97.2474 322.6495 0002525 137.7104 222.4358 15.78529367370508 S-Net D 1 43186U 18014G 24277.72649361 .00016783 00000-0 11324-2 0 9994 2 43186 97.5781 177.7194 0010492 10.7872 349.3579 15.06652073364837 S-Net B 1 43187U 18014H 24277.72937499 .00017066 00000-0 11515-2 0 9994 2 43187 97.5787 177.6797 0011060 5.0755 355.0583 15.06642176364833 S-Net A 1 43188U 18014J 24277.72754021 .00017119 00000-0 11547-2 0 9997 2 43188 97.5790 177.7998 0010968 6.3588 353.7776 15.06654628364830 S-Net C 1 43189U 18014K 24277.66501177 .00016927 00000-0 11418-2 0 9996 2 43189 97.5804 177.7074 0012336 357.0315 3.0837 15.06641709363374 Ten-Koh 1 43677U 18084G 24277.38470584 .00011199 00000-0 96526-3 0 9991 2 43677 98.0760 74.2806 0013695 23.9765 336.2091 14.97423503322900 PO-101 1 43678U 18084H 24277.85517478 .00008088 00000-0 72284-3 0 9996 2 43678 98.0839 79.1720 0009324 37.8391 322.3482 14.96145420323167 QO-100 1 43700U 18090A 24277.75802017 .00000151 00000-0 00000+0 0 9990 2 43700 0.0165 228.4191 0001026 337.0393 106.2513 1.00275261 21681 MinXSS-2 1 43758U 18099A 24277.72084042 .00033461 00000-0 18778-2 0 9993 2 43758 97.5418 338.6231 0014002 306.0648 53.9286 15.13186862319178 AO-95 1 43770U 18099N 24277.65843035 .00023981 00000-0 15183-2 0 9997 2 43770 97.5326 333.3230 0012286 358.3816 1.7370 15.08905158318906 RANGE-B 1 43772U 18099Q 24277.66240042 .00038261 00000-0 20568-2 0 9999 2 43772 97.5118 337.2950 0004303 244.4750 115.6037 15.14764519319112 RANGE-A 1 43773U 18099R 24277.87331879 .00018680 00000-0 13392-2 0 9992 2 43773 97.4898 327.6711 0011246 330.8134 29.2463 15.04354540318766 MOVE-II 1 43780U 18099Y 24277.44235895 .00066830 00000-0 27351-2 0 9994 2 43780 97.5077 339.8904 0004176 321.3109 38.7828 15.24051831319360 SNUSat 2 1 43782U 18099AA 24277.67886114 .00018337 00000-0 12047-2 0 9992 2 43782 97.5016 331.8839 0012130 293.5197 66.4756 15.07604121318904 SnugLite 1 43784U 18099AC 24277.73610416 .00024810 00000-0 15618-2 0 9991 2 43784 97.4826 331.2346 0002481 308.3303 51.7703 15.09166833318996 ITASat 1 1 43786U 18099AE 24277.74277738 .00018751 00000-0 12596-2 0 9999 2 43786 97.4982 332.0350 0015603 348.3407 11.7457 15.06734170318909 EAGLET 1 1 43790U 18099AJ 24277.71222599 .00014673 00000-0 10444-2 0 9995 2 43790 97.5155 332.4728 0012387 324.3374 35.7023 15.04666616318589 ESEO 1 43792U 18099AL 24277.86779583 .00009268 00000-0 73754-3 0 9991 2 43792 97.4987 328.7447 0006094 297.7785 62.2821 15.00593911318490 CSIM 1 43793U 18099AM 24277.78449295 .00080720 00000-0 33472-2 0 9991 2 43793 97.5193 342.0283 0009496 290.1289 69.8925 15.23508122319262 JO-97 1 43803U 18099AX 24277.72556750 .00027846 00000-0 16690-2 0 9995 2 43803 97.5072 334.1456 0007828 290.2623 69.7765 15.10910305319069 Suomi 100 1 43804U 18099AY 24277.71004110 .00025432 00000-0 15708-2 0 9991 2 43804 97.5146 333.8804 0013402 290.2669 69.7119 15.09787304319039 ISAT 1 43879U 18111D 24277.71563852 .00037693 00000-0 20052-2 0 9991 2 43879 97.6065 183.1288 0011939 1.6183 358.5085 15.15087099313803 UWE-4 1 43880U 18111E 24277.71954572 .00032243 00000-0 17885-2 0 9992 2 43880 97.5996 182.8489 0015800 7.0707 353.0744 15.13589568313829 Sparrow 1 43881U 18111F 24277.71289850 .00039097 00000-0 20443-2 0 9991 2 43881 97.6166 185.2520 0011353 40.5204 319.6871 15.15695334313893 Prox-1 1 44339U 19036A 24277.29536181 .00025225 00000-0 40238-2 0 9994 2 44339 23.9990 248.1812 0008305 133.0803 227.0388 14.70471900281157 SONATE 1 44400U 19038Q 24277.89521187 .00070650 00000-0 16425-2 0 9994 2 44400 97.7155 277.4239 0017064 82.1556 278.1626 15.41925331290789 Taurus 1 1 44530U 19059C 24277.84359932 .00034662 00000-0 74563-2 0 9993 2 44530 98.5858 41.1444 0010265 85.9714 274.2657 14.58344316267587 Duchifat 3 1 44854U 19089C 24277.72019796 .00048560 00000-0 20442-2 0 9992 2 44854 36.9532 107.5029 0009054 306.7496 53.2421 15.22375819264712 TO-108 1 44881U 19093C 24277.79991439 .00005114 00000-0 61448-3 0 9997 2 44881 97.8203 352.4790 0013435 332.3913 27.6586 14.84337163259152 FloripaSat 1 1 44885U 19093G 24277.78277204 .00019965 00000-0 19396-2 0 9990 2 44885 97.8355 359.6524 0010815 318.5658 41.4740 14.92589357259552 RS-44 1 44909U 19096E 24277.78364019 .00000033 00000-0 81494-4 0 9997 2 44909 82.5252 32.5987 0218012 157.0934 204.0075 12.79734434222917 UPMSat 2 1 46276U 20061E 24277.71960713 .00047680 00000-0 11826-2 0 9995 2 46276 97.2849 343.0435 0002422 110.8677 249.2829 15.40220161226848 AmicalSat 1 46287U 20061R 24277.16083027 .00122487 00000-0 20581-2 0 9997 2 46287 97.3347 345.2713 0002976 184.9284 175.1939 15.51324857226216 SALSAT 1 46495U 20068K 24277.84328405 .00024482 00000-0 12795-2 0 9996 2 46495 97.8290 240.1189 0011121 308.9269 51.0971 15.15825601220756 UVSQ-SAT 1 47438U 21006AB 24277.71538823 .00453060 00000-0 23586-2 0 9998 2 47438 97.3027 341.3287 0005195 199.7173 160.3895 15.79722059205647 SOMP 2b 1 47445U 21006AJ 24277.78125721 .00279118 00000-0 25008-2 0 9993 2 47445 97.3013 338.7197 0006016 187.6404 172.4767 15.67441793205514 IDEASSat 1 47458U 21006AX 24277.73219253 .00170085 00000-0 20766-2 0 9995 2 47458 97.3146 338.6700 0006065 183.5567 176.5648 15.59860457205395 CubeSX-Sirius-HSE 1 47951U 21022V 24277.88183972 .00081292 00000-0 24753-2 0 9996 2 47951 97.4438 176.4002 0015337 107.2715 253.0207 15.33565803195187 CubeSX-HSE 1 47952U 21022W 24277.88963932 .00077495 00000-0 23436-2 0 9996 2 47952 97.4437 176.5265 0015442 106.5200 253.7740 15.33798748195193 KSU-Cubesat 1 47954U 21022Y 24277.67519205 .00084683 00000-0 21716-2 0 9991 2 47954 97.4448 178.2691 0014484 100.9777 259.3098 15.38929093195003 GRBAlpha 1 47959U 21022AD 24277.84830853 .00074086 00000-0 22382-2 0 9996 2 47959 97.4439 176.6502 0015347 106.6278 253.6651 15.33848126194013 Orbicraft-Zorkiy 1 47960U 21022AE 24277.86066991 .00084645 00000-0 22932-2 0 9997 2 47960 97.4483 178.4195 0014667 103.0116 257.2767 15.37230840194793 TUBIN 1 48900U 21059X 24277.82238148 .00051153 00000-0 14404-2 0 9996 2 48900 97.6591 66.1384 0006055 65.7956 294.3919 15.36271666181563 LEDSAT 1 49069U 21073D 24277.73309155 .00050438 00000-0 16584-2 0 9992 2 49069 97.4266 348.5020 0016077 256.8083 103.1364 15.31243184173022 CUTE 1 49263U 21088D 24277.43519582 .00054925 00000-0 20751-2 0 9994 2 49263 97.4843 343.1058 0013039 69.0949 291.1684 15.26718801166113 TeikyoSat 4 1 49396U 21102B 24277.83209504 .00008808 00000-0 61739-3 0 9993 2 49396 97.4479 319.0553 0011259 263.9743 96.0201 15.05381302159091 Z-Sat 1 49399U 21102E 24277.87540974 .00016985 00000-0 10378-2 0 9996 2 49399 97.4191 320.9569 0018330 241.6504 118.2878 15.10199590159389 KOSEN 1 1 49402U 21102H 24277.87325023 .00023539 00000-0 12933-2 0 9999 2 49402 97.4115 322.8314 0017032 221.4520 138.5421 15.13978892159574 HO-113 1 50466U 21131B 24277.88305940 .00004542 00000-0 14544-2 0 9993 2 50466 98.5244 2.4455 0004797 150.7318 209.4140 14.40031540145649 IRIS-A 1 51044U 22002BN 24277.15275100 .00094825 00000-0 24032-2 0 9994 2 51044 97.3722 343.7172 0004453 22.6662 337.4779 15.39341729150980 Planetum 1 1 52738U 22057G 24277.86102903 .00234800 00000-0 26764-2 0 9996 2 52738 97.5729 49.2436 0001843 184.5985 175.5256 15.61462955131392 Foresail-1 1 52766U 22057AL 24277.77974708 .00074909 00000-0 18718-2 0 9999 2 52766 97.5942 46.4489 0008046 108.5381 251.6739 15.39838401131115 SNUGLITE 2 1 52899U 22065F 24277.87008977 .00008455 00000-0 17087-2 0 9993 2 52899 98.1357 57.0543 0007979 166.9862 193.1547 14.61588125120130 IO-117 1 53106U 22080B 24276.98423469 -.00000003 00000-0 00000-0 0 9997 2 53106 70.1390 155.0791 0008198 82.9195 277.2397 6.42557526 52191 FO-118 1 54684U 22167C 24277.88647889 .00116798 00000-0 27344-2 0 9999 2 54684 97.6157 66.1353 0007142 127.3688 232.8210 15.41646966100970 SSS-2B 1 56184U 23054G 24277.80874791 .00170421 00000-0 23200-2 0 9998 2 56184 97.3490 177.6151 0009216 114.1357 246.0862 15.56924924 82933 CIRBE 1 56188U 23054L 24277.69782632 .03604702 24751-5 70030-3 0 9996 2 56188 97.3196 182.9498 0007598 198.7260 161.3757 16.31737327 83302 SO-120 1 56992U 23084BU 24277.85830713 .00126760 00000-0 30505-2 0 9992 2 56992 97.5386 39.2608 0008737 347.9465 12.1570 15.40760739 72830 MRC-100 1 56993U 23084BV 24277.80324201 .00149820 00000-0 30345-2 0 9992 2 56993 97.5378 40.1271 0008114 337.2714 22.8175 15.45819646 72899 UmKA 1 (RS40S) 1 57172U 23091G 24277.78473511 .00017134 00000-0 10594-2 0 9992 2 57172 97.5989 328.8092 0017675 109.9369 250.3766 15.09777708 69865 CubeBel-2 (EU11S) 1 57175U 23091K 24277.79623783 .00026059 00000-0 15462-2 0 9999 2 57175 97.5992 328.9360 0015988 120.4764 239.8047 15.11208898 69870 VERONIKA 1 58261U 23174F 24277.78299871 .00070580 00000-0 25266-2 0 9995 2 58261 97.4500 351.9863 0010861 216.1052 143.9456 15.28444439 50255 KAFASAT 1 58317U 23174BP 24277.82665659 .00098231 00000-0 29306-2 0 9995 2 58317 97.4440 353.2138 0009948 192.8413 167.2578 15.34205337 50359 ENSO 1 58470U 23185J 24277.86619941 .00057914 00000-0 20148-2 0 9992 2 58470 97.4140 343.7830 0010246 250.0757 109.9380 15.29448234 46718 EIRSAT-1 1 58472U 23185L 24277.84188136 .00068138 00000-0 22681-2 0 9993 2 58472 97.4131 343.9382 0009824 249.7110 110.3076 15.30836760 46728 SO-121 1 58567U 23174CY 24277.48745432 .00332050 00000-0 44700-2 0 9997 2 58567 97.4380 355.0230 0009919 216.0798 143.9789 15.56673750 50442 SONATE-2 1 59112U 24043Q 24277.83193507 .00037444 00000-0 15955-2 0 9998 2 59112 97.4908 40.8467 0013327 273.9403 86.0309 15.22776706 32318 MO-122 1 60209U 24125G 24277.54785784 .00032743 00000-0 13899-2 0 9992 2 60209 97.3086 127.7870 0023519 306.6925 53.2150 15.22761038 13886 GRBBeta 1 60237U 24128C 24277.20237291 .00015286 00000-0 12878-2 0 9993 2 60237 61.9938 226.3949 0019517 346.3697 13.6862 14.98264671 12773 Curium One 1 60242U 24128H 24277.24106349 .00022516 00000-0 18983-2 0 9999 2 60242 61.9847 226.4733 0020153 333.6374 26.3687 14.98026460 12788 ROBUSTA-3A 1 60243U 24128J 24277.58672285 .00023847 00000-0 20222-2 0 9991 2 60243 61.9913 225.4443 0018330 329.2276 30.7737 14.97801139 12830 CatSat 1 60246U 24125J 24277.85609996 .00029309 00000-0 12562-2 0 9997 2 60246 97.2917 129.1890 0048976 254.8060 104.7757 15.21602018 12048 SR-0 DemoSAT 1 60455U 24147B 24277.59021853 .00406138 00000-0 60479-2 0 9993 2 60455 37.3779 355.5828 0023131 56.3807 303.9163 15.52532221 7463 Binar 4 1 60952U 98067WS 24277.84119640 .00370524 00000-0 37644-2 0 9994 2 60952 51.6311 135.5202 0002285 105.8612 254.2634 15.63430592 5525 CosmoGirlSat 1 60953U 98067WT 24277.81557699 .00176784 00000-0 22063-2 0 9993 2 60953 51.6340 136.1021 0006880 74.7106 285.4646 15.58730241 5517 Sakura 1 60954U 98067WU 24277.86826096 .00223564 00000-0 26552-2 0 9995 2 60954 51.6343 135.7040 0006077 77.7606 282.4068 15.59873501 5527 Binar 2 1 60956U 98067WW 24277.85026002 .00285977 00000-0 31395-2 0 9992 2 60956 51.6278 135.5731 0003863 93.7420 266.4015 15.61718031 5515 Binar 3 1 60957U 98067WX 24277.89341188 .00382045 00000-0 37283-2 0 9998 2 60957 51.6295 135.1165 0001873 114.1629 245.9562 15.64416483 7510 /EX