Table:
text: Operation Hardtack I
Tests
Hardtack I Tests
Name_ Location_ Elevation_Height Delivery Purpose Yield
Yucca Pacific Ocean 0 + kilometres (mi) Balloon Weapon effect 1.7 kt
Cactus Enewetak, Runit (Yvonne) metres (ft) + metres (ft) Dry surface Weapons development 18 kt
Fir Bikini, Namu (Charlie) 0 + metres (ft) Barge Weapons development 1.4 Mt
Butternut Enewetak, Runit (Yvonne) 0 + metres (ft) Barge Weapons development 81 kt
Koa Enewetak, Teiter (Gene) metres (ft) + metres (ft) Dry surface Weapons development 1.4 Mt
Wahoo Enewetak, Pokon (Irvin) 0 - metres (ft) Underwater Weapon effect 9 kt
Holly Enewetak, Runit (Yvonne) 0 + metres (ft) Barge Weapons development 5.9 kt

text: Operation Hardtack I
Tests
Hardtack I Tests
Name_ Location_ Elevation_Height Delivery Purpose Yield
Nutmeg Bikini, Eninmen (Tare) 0 + metres (ft) Barge Weapons development 25.1 kt
Yellowwood Enewetak, Enjebi (Janet) 0 + metres (ft) Barge Weapons development 330 kt
Magnolia Enewetak, Runit (Yvonne) 0 + metres (ft) Barge Weapons development 57 kt
Tobacco Enewetak, Enjebi (Janet) 0 + metres (ft) Barge Weapons development 11.6 kt
Sycamore Bikini, Namu (Charlie) 0 + metres (ft) Barge Weapons development 92 kt
Rose Enewetak, Runit (Yvonne) 0 + metres (ft) Barge Weapons development 15 kt
Umbrella Enewetak, Pokon (Irvin) 0 - metres (ft) Underwater Weapon effect 8 kt
Maple Bikini, Yurochi aka Irioj (Dog) 0 + metres (ft) Barge Weapons development 213 kt

text: Operation Hardtack I
Tests
Hardtack I Tests
Name_ Location_ Elevation_Height Delivery Purpose Yield
Pinon (cancelled) Pacific Ocean 0 + 0 Atmospheric Weapon effect unknown yield
Teak Johnston Island N/A + kilometres (mi) High altitude rocket (30-80km) Weapon effect 3.8 Mt
Quince Enewetak, Runit (Yvonne) metres (ft) + metres (ft) Dry surface Weapons development no yield
Orange Johnston Island N/A + kilometres (mi) High altitude rocket (30-80km) Weapon effect 3.8 Mt
Fig Enewetak, Runit (Yvonne) metres (ft) + metres (ft) Dry surface Weapons development 20 t

text: Operation Hardtack I
Tests
Hardtack I Tests
Name_ Location_ Elevation_Height Delivery Purpose Yield
Cedar Bikini, Namu (Charlie) 0 + metres (ft) Barge Weapons development 220 kt
Dogwood Enewetak, Enjebi (Janet) 0 + metres (ft) Barge Weapons development 397 kt
Poplar Bikini, Namu (Charlie) 0 + metres (ft) Barge Weapons development 9.3 Mt
Scaevola Enewetak, Runit (Yvonne) metres (ft) + metres (ft) Barge Safety experiment no yield
Pisonia Enewetak, Runit (Yvonne) 0 + metres (ft) Barge Weapons development 255 kt
Juniper Bikini, Eninmen (Tare) 0 + metres (ft) Barge Weapons development 65 kt
Olive Enewetak, Enjebi (Janet) 0 + metres (ft) Barge Weapons development 202 kt
Pine Enewetak, Enjebi (Janet) 0 + metres (ft) Barge Weapons development 2 Mt

text: Operation Hardtack I
Tests
Hardtack I Tests
Name_ Location_ Elevation_Height Delivery Purpose Yield
Aspen Bikini, Namu (Charlie) 0 + metres (ft) Barge Weapons development 319 kt
Walnut Enewetak, Enjebi (Janet) 0 + metres (ft) Barge Weapons development 1.5 Mt
Linden Enewetak, Runit (Yvonne) 0 + metres (ft) Barge Weapons development 11 kt
Redwood Bikini, Yurochi aka Irioj (Dog) 0 + metres (ft) Barge Weapons development 412 kt
Elder Enewetak, Enjebi (Janet) 0 + metres (ft) Barge Weapons development 880 kt
Oak Enewetak, Bogallua (Alice) 0 + metres (ft) Barge Weapons development 8.9 Mt
Hickory Bikini, Eninmen (Tare) 0 + metres (ft) Barge Weapons development 14 kt
Sequoia Enewetak, Runit (Yvonne) 0 + metres (ft) Barge Weapons development 5.2 kt

Question: What purpose of Operation Hardtack I has a location of Enewetak, Runit (Yvonne) and the name Cactus?