Part Ae General Tables NOTES: TABLES 1- were measured he windward side | the exhaust. METAELE 1. Upon #& ABBREVIATIONS, CODE NAMES, AND SYMBOLS. This Table is self-explanatory. With one exception it lists all abbreviations, code names, Mend symbols used in the text and in the Tables. The exception is the code names for locations ‘ering-house and a 10 inches and held MF other than OSCAR, REX, and SAM. The remaining code names used herein are shown in Figure 1. herwise noted in TALIE 2. d was a special mounted on a wooden FF ENIWETOK ATOLL: HIGH AND LOW TIDES, SUNRISE AND SUNSET. All times given are 180th meridian. Tidal heights are correct to 0.1 foot at the north- bulb at a distance | I weot end of FRED, on the lagoon side, where the tide gage is located. Heights vary only by a # F tow inches from one te another islet, not including the effect of piling up of water by wind. the sun but was SF From the observations of surveyers at Eniwetok (personal communication), it is judged that with 8S were obtained © moderate to strong tradewinds blowing there is an increase in tide height of from 1 to 2 feet exhaust with the acd " otherwise noted, A under BRUCE, above); at a height of i: along the east coasts of the islets, this increase being above that observed at the tide gage. This increase occurs on the lagoon side of the western islets as well as on the ocean side of the eastern islets. As for currents in the lagoon, according to H. 0. Pub. Now 165A, Sailing Directions for ve the water. @ the Pacific Islands (1952), "In Deep Entrance a maximum flood current of 2 knots, setting lons being made westward, occurs 2 hours after low tide. ons (see above), s occurs 50 minutes after high tidee ‘ratures (dry-bulb © minutes after high tidee « « « « e taken at a ME westward: 7 low Slack water occurs 40 minutes before low tide, and 20 In Wide Passage a maximm flood current of 1] knot, setting occurs lh. 10m. after high tide. ; 2h. 27m. before low tide. feet above the A maximum ebb of 1} mots, setting southeastward, A maximum ebb of 0.7 Imot, setting 210°, occurs Slack water occurs 2h. 48m. after high tide, and lh. 28. before tide." Sunrise and sunset are defined in the standard manner the times being given as those Mat lter on the port = which the upper edge of the Sun's disk is actually seen on a regular and unebstructed horizon, m under normal atmospheric conditions, by an observer at zero elevation above the Earth's ters were probably = ‘Ssure was from a f surface in a level region." (Introduction to Tables of Sunrise, Sunset, and Twilight, U. S. a : Naval Observatory, Washington, De Ce) Sated in 1954 and i ° Water temper- 33 A RRR nNSE ERT REroe «ae ge IR meme coy semereengeegmREDNPRwees cer oe Commi . * sre Tear . Sem meas Somer Team ase ot oe