1956-1957
compiled by Wm. Robert Johnston
last updated 9 March 2005
| nation | test name | date (GMT) | time (GMT) | latitude | longitude | HOB (m) | test type | site | yield (kt) | device | device type |
|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | PROJECT 56-Number 4 | 18Jan56 | 2030 | ~37.0 N | ~115.95 W | 0 | AS | NV | 0.03? | XW-28 | |
| USSR | 02Feb56 | ~47. N | ~ 61. E | ~0 | AR | K | 0.3 | ||||
| USSR | 16Mar56 | ~50 N | ~ 78 E | 0.4 | AS | KS | 13.2 | ||||
| USSR | 25Mar56 | ~50 N | ~ 78 E | 1 | AS | KS | 5.5 | ||||
| USA | REDWING-Lacrosse | 04May56 | 1825 | 11.557 N | 162.355 E | 5 | AS | EN | 40 | TX-39 primary | PR |
| UK | MOSAIC G1 | 16May56 | 0350 | 20.23 S | 115.55 E | 31 | AT | MN | 15 | Blue Danube mod | IC? |
| USA | REDWING-Cherokee | 20May56 | 1750 | 11.71 N | 165.30 E | 1300 | AD | BK | 3800 | Mk-15 | 55 |
| USA | REDWING-Zuni | 27May56 | 1756 | 11.50 N | 165.36 E | 3 | AS | BK | 3500 | TX-41 | 15 |
| USA | REDWING-Yuma | 27May56 | 1956 | 11.622 N | 162.320 E | 62 | AT | EN | 0.19 | BF | |
| USA | REDWING-Erie | 30May56 | 1815 | 11.543 N | 162.364 E | 91 | AT | EN | 14.9 | TX-28 primary | PR |
| USA | REDWING-Seminole | 06Jun56 | 0055 | 11.674 N | 162.217 E | 2 | AS | EN | 13.7 | TX-28 primary | PR |
| USA | REDWING-Flathead | 11Jun56 | 1826 | 11.68 N | 165.39 E | 5 | AW | BK | 365 | TX-28-Y2 | 73 |
| USA | REDWING-Blackfoot | 11Jun56 | 1826 | 11.550 N | 162.359 E | 61 | AT | EN | 8.5 | BF | |
| USA | REDWING-Kickapoo | 13Jun56 | 2326 | 11.626 N | 162.325 E | 91 | AT | EN | 1.49 | W25? | BF |
| USA | REDWING-Osage | 16Jun56 | 0114 | 11.546 N | 162.361 E | 204 | AD | EN | 1.7 | TX-28-Y3 | |
| UK | MOSAIC G2 | 19Jun56 | 0214 | 20.40 S | 115.53 E | 31 | AT | MN | 98 | Blue Danube mod | IC? |
| USA | REDWING-Inca | 21Jun56 | 2156 | 11.630 N | 162.301 E | 61 | AT | EN | 15.2 | XW-45 | BF |
| USA | REDWING-Dakota | 25Jun56 | 1806 | 11.68 N | 165.39 E | 0 | AW | BK | 1100 | TX28C | TN |
| USA | REDWING-Mohawk | 02Jul56 | 1806 | 11.626 N | 162.313 E | 91 | AT | EN | 360 | PR | |
| USA | REDWING-Apache | 08Jul56 | 1806 | 11.669 N | 162.200 E | 0 | AW | EN | 1850 | XW-27 | 30 |
| USA | REDWING-Navajo | 10Jul56 | 1756 | 11.68 N | 165.39 E | 0 | AW | BK | 4500 | TX-21C | 5 |
| USA | REDWING-Tewa | 20Jul56 | 1746 | 11.68 N | 165.34 E | 0 | AW | BK | 5000 | TX-27? | 87 |
| USA | REDWING-Huron | 21Jul56 | 1816 | 11.670 N | 162.202 E | 0 | AW | EN | 250 | XW-50? | TN |
| USSR | 24Aug56 | ~50 N | ~ 78 E | 100 | AS? | KS | 26.5 | ||||
| USSR | 30Aug56 | ~50 N | ~ 78 E | 1100 | A | KS | 900 | TN | |||
| USSR | 02Sep56 | ~50 N | ~ 78 E | 1050 | A | KS | 51 | ||||
| USSR | 10Sep56 | ~50 N | ~ 78 E | 270 | A | KS | 38 | ||||
| UK | BUFFALO R1/One Tree | 27Sep56 | 0730 | ~30.2 S | ~131.4 E | 31 | AT | MA | 15 | Blue Danube mod | IC? |
| UK | BUFFALO R2/Marcoo | 04Oct56 | 0700 | ~30.2 S | ~131.4 E | 0.2 | AS | MA | 1.5 | Blue Danube mod | IC? |
| UK | BUFFALO R3/Kite | 11Oct56 | 0527 | ~30.2 S | ~131.4 E | 150 | AD | MA | 3 | Blue Danube | IC |
| UK | BUFFALO R4/Breakaway | 22Oct56 | 1435 | ~30.2 S | ~131.4 E | 31 | AT | MA | 10 | Blue Danube mod? | IC? |
| USSR | 17Nov56 | ~50 N | ~ 78 E | 2000 | A | KS | 900 | TN? | |||
| USSR | 14Dec56 | ~50 N | ~ 78 E | 1965 | A | KS | 40 | ||||
| USSR | 19Jan57 | ?48 N | ? 44 E | 10370 | AR | MT | 10 | ||||
| USSR | 08Mar57 | ~50 N | ~ 78 E | 610 | A | KS | 19 | ||||
| USSR | 03Apr57 | ~50 N | ~ 78 E | 1100 | A | KS | 42 | ||||
| USSR | 06Apr57 | ~50 N | ~ 78 E | 1145 | A | KS | 57 | ||||
| USSR | 10Apr57 | ~50 N | ~ 78 E | 2000 | A | KS | 680 | TN | |||
| USSR | 12Apr57 | ~50 N | ~ 78 E | 1145 | A | KS | 22 | ||||
| USSR | 16Apr57 | ~50 N | ~ 78 E | 2000 | A | KS | 320 | TN | |||
| USA | PROJECT 57-Number 1 | 24Apr57 | 1327 | ~37.3 N | ~116.0 W | 0 | AS | NB | 0 | XW-25 | IP? |
| UK | GRAPPLE 1/Short Granite | 15May57 | 1937 | ~ 4.0 S | ~155.0 W | 2400 | AD | MD | 300 | SL? | |
| USA | PLUMBOB-Boltzmann | 28May57 | 1155 | 37.1 N | 116.0 W | 152 | AT | NV | 12 | XW-40 | BF |
| UK | GRAPPLE 2/Orange Herald | 31May57 | 1941 | ~ 4.0 S | ~155.0 W | 2300 | AD | MD | 720 | SL? | |
| USA | PLUMBOB-Franklin | 02Jun57 | 1155 | 37.0 N | 116.0 W | 91 | AT | NV | 0.14 | XW-30? | FZ |
| USA | PLUMBOB-Lassen | 05Jun57 | 1145 | ~37.0 N | ~116.1 W | 150 | AB | NV | 0.00047 | FZ | |
| USA | PLUMBOB-Wilson | 18Jun57 | 1155 | ~37.15 N | 116.0 W | 150 | AB | NV | 10 | XW-54X1 | BF |
| UK | GRAPPLE 3/Purple Granite | 19Jun57 | 1940 | ~ 4.0 S | ~155.0 W | 2300 | AD | MD | 200 | SL? | |
| USA | PLUMBOB-Priscilla | 24Jun57 | 1330 | 36.8 N | ~115.95 W | 210 | AB | NV | 37 | PR? | |
| USA | PLUMBOB-Coulomb-A | 01Jul57 | 1730 | 36.8 N | ~115.95 W | 0 | AS | NV | 0 | XW-31 | BF |
| USA | PLUMBOB-Hood | 05Jul57 | 1140 | 37.15 N | 116.0 W | 460 | AB | NV | 74 | 90 | |
| USA | PLUMBOB-Diablo | 15Jul57 | 1130 | 37.1 N | 116.1 W | 152 | AT | NV | 17 | BF | |
| USA | PLUMBOB-John | 19Jul57 | 1400:03 | 37.2 N | ~116.05 W | 5640 | AR | NV | 1.7 | W25/Genie | IP? |
| USA | PLUMBOB-Kepler | 24Jul57 | 1150 | 37.1 N | 116.1 W | 152 | AT | NV | 10 | XW-35 primary? | PR? |
| USA | PLUMBOB-Owens | 25Jul57 | 1330 | ~37.15 N | 116.0 W | 150 | AB | NV | 9.7 | XW-51? | BF |
| USA | PLUMBOB-Stokes | 07Aug57 | 1225 | 37.1 N | 116.0 W | 460 | AB | NV | 19 | XW-30 | BF |
| USA | PLUMBOB-Shasta | 18Aug57 | 1200 | 37.1 N | 116.1 W | 152 | AT | NV | 17 | BF | |
| USSR | 22Aug57 | ~50 N | ~ 78 E | 1900 | A | KS | 520 | TN | |||
| USA | PLUMBOB-Doppler | 23Aug57 | 1230 | 37.1 N | 116.0 W | 460 | AB | NV | 11 | XW-34? | BF |
| USSR | 26Aug57 | ~50 N | ~ 78 E | 410 | A | KS | 0.1 | ||||
| USA | PLUMBOB-Franklin Prime | 30Aug57 | 1240 | 37.1 N | 116.0 W | 230 | AB | NV | 4.7 | XW-30? | IU |
| USA | PLUMBOB-Smoky | 31Aug57 | 1230 | 37.1872 N | 116.0678 W | 213 | AT | NV | 44 | TX-41 | TN |
| USA | PLUMBOB-Galileo | 02Sep57 | 1240 | 37.0 N | 116.1 W | 152 | AT | NV | 11 | BF | |
| USA | PLUMBOB-Wheeler | 06Sep57 | 1245 | ~37.15 N | 116.0 W | 150 | AB | NV | 0.197 | XW-51? | IF |
| USA | PLUMBOB-Coulomb-B | 06Sep57 | 2005 | 37.0 N | 116.0 W | 1 | AS | NV | 0.3 | XW-31 | BF |
| USSR | 07Sep57 | 70.70 N | 54.74 E | ~0 | AS | NZA | 32 | ||||
| USA | PLUMBOB-Laplace | 08Sep57 | 1300 | 37.1 N | 116.0 W | 230 | AB | NV | 1.25 | W33 | GT |
| USSR | 13Sep57 | ~50 N | ~ 78 E | 780 | A | KS | 5.9 | ||||
| UK | ANTLER Round 1/Tadje | 14Sep57 | 0505 | ~30.2 S | ~131.4 E | 31 | AT | MA | 0.93 | IP | |
| USA | PLUMBOB-Fizeau | 14Sep57 | 1645 | 37.0 N | 116.0 W | 152 | AT | NV | 11 | XW-34? | BF |
| USA | PLUMBOB-Newton | 16Sep57 | 1250 | 37.1 N | 116.0 W | 460 | AB | NV | 12 | XW-31 mod | BF |
| USA | PLUMBOB-Whitney | 23Sep57 | 1230 | 37.1 N | 116.1 W | 152 | AT | NV | 19 | W-27 primary | PR |
| USSR | 24Sep57 | 0900 | ~73.8 N | ~ 55.0 E | 2000 | AD | NZN | 1600 | TN | ||
| UK | ANTLER Round 2/Biak | 25Sep57 | 0030 | ~30.2 S | ~131.4 E | 31 | AT | MA | 6 | IP | |
| USSR | 26Sep57 | 0500 | ~50 N | ~ 78 E | 2000 | A | KS | 13 | |||
| USA | PLUMBOB-Charleston | 28Sep57 | 1300 | ~37.15 N | 116.0 W | 460 | AB | NV | 12 | FZ | |
| USSR | 06Oct57 | 0858 | ~73.8 N | ~ 55.0 E | 2120 | A | NZN | 2900 | R-7? | TN | |
| USA | PLUMBOB-Morgan | 07Oct57 | 1300 | ~37.15 N | 116.0 W | 150 | AB | NV | 8 | XW-45X1 | BF |
| UK | ANTLER Round 3/Taranaki | 09Oct57 | 0645 | ~30.2 S | ~131.4 E | 300 | AB | MA | 26.6 | PR | |
| USSR | 10Oct57 | 0655 | 70.7 N | 54.4 E | W | NZI | 10 | ||||
| UK | Grapple X/Round C | 08Nov57 | 1747 | ~ 2. N | ~157. W | 2250 | AD | CH | 1800 | TN | |
| USA | PROJECT 58-Coulomb-C | 09Dec57 | 2000 | ~37.0 N | ~116.1 W | 0 | AS | NV | 0.5 | XW-31? | BF |
| USSR | 28Dec57 | ~50 N | ~ 78 E | 615 | A | KS | 12 |
© 2001, 2005 by Wm. Robert Johnston.
Last modified 9 March 2005.
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