XN000022-1985-11-30 — Page 15

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SATURDAY, NOVEMBER 30, 1985

HE CITED AS AN EXAMPLE THAT DURING THE HOISTING OF THE STAND-BY SIGNAL NO. 1, CONSIDERATION FOR HOISTING AND STAND-BY

• SIGNAL WOULD CHANGE FROM THE PRESENTLY USED CRITERION OF 400 NAUTICAL MILES TO 800 KILOMETRES.

DR LAM ADDED THAT THERE WOULD HOWEVER BE NO CHANGE IN THE UITS USED IN THE WEATHER SERVICES PROVIDED BY THE ROYAL CISERVATORY TO SPECIALISED USER GROUPS SUCH AS THE AVIATION AND MARINE COMMUNITIES.

AN INFORMATION SHEET CONTAINING THE CHANGEOVER DETAILS HAS CEEN SPECIALLY PREPARED BY THE ROYAL OBSERVATORY FOR THE INFORMATION OF THE PUBLIC. FREE COPIES ARE AVAILABLE AT THE ROYAL OBSERVATORY

T 134A NATHAN ROAD, AND AT ALL DISTRICT OFFICES. THEY MAY ALSO FE CETAINED BY SENDING A SELF-ADDRESSED AND STAMPED ENVELOPE TO THE ROYAL OBSERVATORY.

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ROYAL OBSERVATORY ALMANAC 1986 PUBLISHED

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THE ROYAL OBSERVATORY'S 1986 ALMANAC, WHICH ALSO CONTAINS

·SEFUL CLIMATOLOGICAL INFORMATION, HAS JUST BEEN PUBLISHED.

RICED AT 12 A COPY, IT IS AVAILABLE FROM THE GOVERNMENT -LICATIONS CENTRE, GPO BUILDING, GROUND FLOOR, AND THE ROYAL SERVATORY HEADQUARTERS IN TSIM SHA TSU1.

THE HANSY BILIN UAL BOOKLET CONTAINS THE TRADITIONAL CHINESE CALENDAR AND TIMES OF DAILY SUNRISE, SUNSET, MOONRISE, MOONSET, HIGH AND LOW TIDES, ARRANGED ON A MONTH-BY-MONTH BASIS. THE TIMES FERIDIAN PASSAGE, RISING AND SETTING OF THE PLANETS ARE GRAPHICALLY ILLUSTRATED. DURATION OF TWILIGHT, DETAILS OF EQUINOXES, AND SOLSTICES AND ECLIPSES IN 1986, ARE ALSO PROVIDED.

CLIMATOLOGICAL INFORMATION ON HONG KONG (SUCH AS THE MEAN UMBER OF DAYS WITH THUNDERSTORM AND FOG) FOR EACH MONTH OF THE YEAR ARE TABULATED TOGETHER WITH THE MEAN VALUES OF TEMPERATURE, RAINFALL, RELATIVE HUMIDITY, WIND AND OTHER PARAMETERS. WEAThan CONDITIONS OF MORE THAN 20 MAJOR CITIES ARE ALSO GIVEN.

INFORMATION RELATING TO THE ROYAL OBSERVATORY'S FULLY ET. IS PUBLIC LEATHER SERVICES TO BE IMPLEMENTED IN 1986, AS WELL AS THE DATA ON HALLEY'S COMET ARE ALSO INCLUDED.

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