OPeNDAP Dataset Access Form
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Global Attributes:
INST_TYPE: "FLOAT GAUGE" DATA_TYPE: "TIME" DATA_SUBTYPE: "H" DATA_ORIGIN: "UHSLC" COORD_SYSTEM: "GEOGRAPHICAL" Conventions: "EPIC-CDF/TIME" EXPERIMENT: "WOCE" PROJECT: "FAST" MOORING: "038" DELTA_T: "HOURLY" VAR_DESC: "SEA LEVEL" DESCRIPT: "AVERAGE DATA" VAR_FILL: "1.e35" DRIFTER: 0 WATER_DEPTH: 0 FILL_FLAG: 1 PROG_CMNT1: "conversion from ascii" COMPOSITE: 0 POS_CONST: 0 DEPTH_CONST: 0 WOCETIME: "YYYYMMDDhh" WOCEstartTIME_HOURLY: 1990010100 WOCEendTIME_HOURLY: 2006053123 MINIMUM_SLH_VALUE_HOURLY: -0.04 MAXIMUM_SLH_VALUE_HOURLY: 1.97 DOC_001: " " DOC_002: " QUALITY ASSESSMENT OF SEA LEVEL DATA " DOC_003: " by the " DOC_004: " UH SEA LEVEL CENTER/NATIONAL OCEANOGRAPHIC DATA CENTER " DOC_005: " JOINT ARCHIVE FOR SEA LEVEL " DOC_006: " updated: 27 Dec 2005 " DOC_007: "Station : Nuku'alofa Latitude: 21 08.4S " DOC_008: "Country : Tonga Longitude: 175 10.8W " DOC_009: "JASL # : 038A Time Meridian: 195E (GMT + 13 hr) " DOC_010: "GLOSS # : none Originator #: TON 16 NODC #: 52171501 " DOC_011: "Contributor : National Tidal Centre, Bureau of Meteorology " DOC_012: " PO Box 421 " DOC_013: " Kent Town SA 5071 South Australia " DOC_014: " AUSTRALIA " DOC_015: "Originator : For 1995+: see Contributor " DOC_016: " For the 1990-1994 data: " DOC_017: " Ministry of Lands, Survey & Natural Resources " DOC_018: " P. O. Box 5 " DOC_019: " Nuku'alofa " DOC_020: " KINGDOM OF TONGA " DOC_021: "Original Data: analog (Ott); digital (SEAFRAME) " DOC_022: "Instrmnt Type: A.Ott float and well gauge (1990-1994) located " DOC_023: " at same latitude as above, but 175 12.0W; " DOC_024: " Aquatrak acoustic gauge (SEAFRAME) (1993-) " DOC_025: "Digitzd Intvl: hourly (Ott); 6 minute (SEAFRAME) " DOC_026: " (average of 181 one minute samples) " DOC_027: "Present Data : Hourly, daily, and monthly values obtained by: " DOC_028: " Hourly : spot hourly (Ott); " DOC_029: " Cosine-Lanczos filter with cutoff of 120 min. (NTF) " DOC_030: " Daily : 119-point convolution filter (Bloomfield, 1976) " DOC_031: " centered on noon applied to the hourly data " DOC_032: " with respective periods of the 95, 50, and 5% " DOC_033: " amplitude points at 124.0, 60.2, and 40.2 hours " DOC_034: " Monthly: Simple average of all daily values; calculated if " DOC_035: " 7 or fewer days are missing " DOC_036: "Span of data : 20 Jun 1990 - 31 Dec 2004 " DOC_037: "Gaps > 1 mon : none " DOC_038: "Time Refernce: GMT (hours 00-23) Space-filler Flag :-9999 " DOC_039: "Units : millimeters Missing Data Flag : 9999 " DOC_040: "Existing : Yes Operational : Yes " DOC_041: "Sat. Trans. : Yes Distribution : 1990-2004 " DOC_042: "Refernce Levl: The height datum is Mean Sea Level derived from " DOC_043: " BM41 in the 1993 survey. " DOC_044: " " DOC_045: " The 1990-1994 Ott data were adjusted to the NTF " DOC_046: " series by adding -450 mm. " DOC_047: "Comment : The series is based on Ott data from 1990 to " DOC_048: " 21 Jan 1993. Gaps in the 1993-94 NTF were " DOC_049: " replaced by Ott data as noted by * below. " DOC_050: " The daily and monthly means agree well with an " DOC_051: " adjacent station, Suva, Fiji and reveal no apparent " DOC_052: " changes in the reference level except the " DOC_053: " following: the residuals show a sharp drop during " DOC_054: " the data gap of 3-5 January, 1993 and the mean " DOC_055: " level appears low during 1993 and 1994. However, " DOC_056: " the sharp drop in early January 1993 agrees with " DOC_057: " the signature at Noumea and Rarotonga and the " DOC_058: " low trend through 1994 agrees well with Noumea. " DOC_059: " No evidence was found in tide staff readings to " DOC_060: " suggest a shift. We assume the drop is real. " DOC_061: " " DOC_062: " High resolution coordinates of the NTF station: " DOC_063: " Lat: 21 deg 08 min 25 sec S " DOC_064: " Lon: 175 deg 10 min 45 sec W " DOC_065: " " DOC_066: "SPECIAL NOTE FROM THE DATA ORIGINATORS (OTT GAUGE): " DOC_067: " " DOC_068: "Supply of sea level data subject to the following " DOC_069: "conditions: " DOC_070: " " DOC_071: "i) Data are available for scientific use only. Any " DOC_072: " other type of use, specifically commercial use, " DOC_073: " is forbidden. For a copy of the data, non-scientific " DOC_074: " (commercial) users must contact the originators directly: " DOC_075: " " DOC_076: " Tonga Defence Services Hydrographic Unit " DOC_077: " P.O. Box 72 " DOC_078: " Nuku'alofa " DOC_079: " TONGA " DOC_080: " " DOC_081: "ii) When any data supplied by the Tonga Defence Services " DOC_082: "Hydrographic Unit is used in any publication or report, " DOC_083: "the origin of such data shall be acknowledged in that " DOC_084: "publication or report in the following approved " DOC_085: "form:-- " DOC_086: " " DOC_087: ".Tidal {predictions) for {port} {are} supplied " DOC_088: " {constants} {station} {is} " DOC_089: " {material} {...} " DOC_090: " " DOC_091: "by the Tonga Defence Services Hydrographic Unit " DOC_092: "Copyright reserved.. " DOC_093: " " DOC_094: "iii) All material is supplied in good faith and is " DOC_095: "believed to be correct. It is supplied on the " DOC_096: "condition that no warranty is given in relation " DOC_097: "thereto, that no responsibility or liability for " DOC_098: "errors or omissions is, or will be, accepted and " DOC_099: "that the recipient will hold the Tonga Defence " DOC_100: "Services Hydrographic Unit free from all such " DOC_101: "responsibility or liability and from all loss " DOC_102: "or damage incurred as a consequence of any error " DOC_103: "or omission. " DOC_104: " " DOC_105: "iv) The acceptance of material and computations " DOC_106: "from the Tonga Defence Services Hydrographic Unit " DOC_107: "will be deemed to include acceptance of the conditions " DOC_108: "of supply. " DOC_109: " SPECIAL NOTE TO USERS OF NAT. TIDAL CENTRE DATA: " DOC_110: " As a user of this information, you are deemed " DOC_111: " to have read and accepted the conditions described " DOC_112: " in the Copyright Notice and Disclaimer at: " DOC_113: " http://www.bom.gov.au/other/copyright.shtml " DOC_114: " " DOC_115: " " DOC_116: " CI MISSING REPLACED GAPS QUESTIONABLE " DOC_117: "YEAR (%) DATA OR BAD DATA FLUCTUATIONS " DOC_118: "---- --- -------------------- --------------- -------------------- " DOC_119: "1990 50 none none none " DOC_120: "1991 97 293-304 none 306,308,335 " DOC_121: "1992 96 35-42,118-126 none none " DOC_122: "1993 99 3-5 *(00)322-(00)326 none " DOC_123: " *(00)110-(00)113 " DOC_124: "1994 100 none none none " DOC_125: "1995 96 325-342 *(00)259-(23)264 none " DOC_126: "1996 100 none none none " DOC_127: "1997 100 none none none " DOC_128: "1998 100 none none none " DOC_129: "1999 100 none none none " DOC_130: "2000 100 none none none " DOC_131: "2001 88 12-30,328-354 none none " DOC_132: "2002 98 345-355 none none " DOC_133: "2003 94 1-21,363-365 none none " DOC_134: "2004 98 1-9 none none " CREATION_DATE: "08:55 7-JUL-2006"
Variables:
time_h
: Array of 32 bit Reals [time_h = 0..143879]
time_h:
FORTRAN_format: " " units: "day since 1985-1-1 0:0:0" type: "EVEN"
depth
: Array of 32 bit Reals [depth = 0..0]
depth:
FORTRAN_format: " " units: "m" type: "EVEN" epic_code: 3
latitude
: Array of 32 bit Reals [latitude = 0..0]
latitude:
FORTRAN_format: " " units: "degree_north" type: "EVEN" epic_code: 500
longitude
: Array of 32 bit Reals [longitude = 0..0]
longitude:
FORTRAN_format: " " units: "degree_east" type: "EVEN" epic_code: 502
sea_level_h_206
: Grid
time_h:
depth:
latitude:
longitude:
name: "sea_level_h" long_name: "SEA LEVEL (hourly) " generic_name: "SLh" FORTRAN_format: "f7.3" units: "m" epic_code: 206
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