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EA: LIGHT_PATTERN

Status:

STD 2005/06/07

Code:

576

Concept definition:

The type of sequence, grouping, and/or distinctive character of a <LIGHT>; light pattern.

Attribute value type:

ENUMERATION

Reference type:

Reference:

[FACC, Annex B: CHA]

Supplemental references:

Enumerants (presented in a natural order)

1 / 1 Entries per page: 5 10 20 50 All Custom: 41 entries (displaying 1-41)

Status	Attribute label	Enumerant label ▾	Concept definition	Code	Ref type	Reference	Supplemental references
STD 2005/06/07	LIGHT_PATTERN	ALTERNATING	Rhythmic showing, in any given <DIRECTION>, two or more colours in a regularly repeated sequence with a regular periodicity, often alternating.	1	IR	[S57A, Attribute, LITCHR:28]	[FACC, Annex B, CHA:1]
STD 2005/06/07	LIGHT_PATTERN	COMPOSITE_GROUP_FLASH	<<<GROUP_FLASHING>>>, where all of the groups occur as multiple groups within a period; composite group-flashing.	2	IR	[FACC, Annex B, CHA:2]
STD 2005/06/07	LIGHT_PATTERN	COMPOSITE_GROUP_OCCULTING	Rhythmic, in which the total duration of light in a period is clearly longer than the total duration of darkness, and the long duration light periods are separated by multiple short duration light periods; composite group-occulting.	3	IR	[FACC, Annex B, CHA:3]
STD 2005/06/07	LIGHT_PATTERN	DIRECTIONAL	Having a very narrow sector designed to signal or mark a <DIRECTION> to be followed.	4	IR	[FACC, Annex B, CHA:36]
STD 2005/06/07	LIGHT_PATTERN	DIRECTIONAL_MOIRE	A sodium <LIGHT> gives a yellow background to a screen on which a vertical black <LINE> will be seen by an observer on the <CENTRE_LINE>; directional moiré. This pattern is produced by a short-range (up to 2 kilometres) type of directional <LIGHT>.	5	IR	[FACC, Annex B, CHA:43]
STD 2005/06/07	LIGHT_PATTERN	FIXED	Shows continuously with a constant luminous intensity and colour in each <DIRECTION>; fixed.	6	PR	[S57A, Attribute, LITCHR:1]
STD 2005/06/07	LIGHT_PATTERN	FIXED_ALTERNATING_FLASHING	<<<FIXED_FLASHING>>> but alternating in two or more colours; fixed and alternating flashing.	7	IR	[FACC, Annex B, CHA:60]
STD 2005/06/07	LIGHT_PATTERN	FIXED_FLASHING	Rhythmic with a <<<FIXED>>> light over which is superimposed a <<<FLASHING>>> light; fixed and flashing.	8	PR	[S57A, Attribute, LITCHR:13]
STD 2005/06/07	LIGHT_PATTERN	FIXED_GROUP_FLASHING	Rhythmic with a <<<FIXED>>> light over which is superimposed a <<<GROUP_FLASHING>>> light; fixed/group-flashing.	9	IR	[FACC, Annex B, CHA:7]
STD 2005/06/07	LIGHT_PATTERN	FIXED_LONG_FLASHING	<<<FIXED_FLASHING>>>, in which a single flash of not less than two seconds duration is regularly repeated; fixed/long-flashing.	10	IR	[S57A, Attribute, LITCHR:16]
STD 2005/06/07	LIGHT_PATTERN	FLASHING	Rhythmic, in which the total duration of light in a period is clearly shorter than the total duration of darkness and all of the appearances of light are of equal duration; flashing.	12	PR	[S57A, Attribute, LITCHR:2]
STD 2005/06/07	LIGHT_PATTERN	FLASHING_LONG_FLASH	<<<FLASHING>>> excepting the final appearance of the light, which is longer; flashing/long-flash.	13	IR	[S57A, Attribute, LITCHR:14]	[FACC, Annex B, CHA:46]
STD 2005/06/07	LIGHT_PATTERN	FLASH_ALTERNATING	<<<FLASHING>>> but alternating in two or more colours; flash alternating.	11	PR	[S57A, Attribute, LITCHR:19]
STD 2005/06/07	LIGHT_PATTERN	GROUP_ALTERNATING	<<<GROUP_FLASHING>>> but alternating in two or more colours; group alternating.	14	PR	[S57A, Attribute, LITCHR:20]
STD 2005/06/07	LIGHT_PATTERN	GROUP_FLASHING	<<<FLASHING>>> and occurring in groups; group-flashing.	15	IR	[FACC, Annex B, CHA:9]
STD 2005/06/07	LIGHT_PATTERN	GROUP_OCCULTING	Rhythmic, in which the total duration of light in a period is clearly longer than the total duration of darkness, and the long duration light periods are separated by a single short duration light period; group-occulting.	16	IR	[FACC, Annex B, CHA:10]
STD 2005/06/07	LIGHT_PATTERN	GROUP_QUICK_FLASH	Rhythmic, exhibiting very rapid regular alternations of light and darkness, with a repetition rate of not less than 50 flashes per minute but less than 80 flashes per minute, is interrupted by regularly repeated eclipses of constant and short duration; group quick-flash.	17	IR	[FACC, Annex B, CHA:28]
STD 2005/06/07	LIGHT_PATTERN	GROUP_VERY_QUICK	Rhythmic, exhibiting very rapid regular alternations of light and darkness, with a repetition rate of not less than 80 flashes per minute but less than 160 flashes per minute, is interrupted by regularly repeated eclipses of constant and short duration; group very quick-flash.	18	IR	[FACC, Annex B, CHA:29]
STD 2005/06/07	LIGHT_PATTERN	INTENSIFIED	Intensified.	19	IR	[FACC, Annex B, CHA:33]
STD 2005/06/07	LIGHT_PATTERN	INTERRUPTED_QUICK_FLASH	Rhythmic, in which the sequence of flashes, with a repetition rate of not less than 50 flashes per minute but less than 80 flashes per minute, is interrupted by regularly repeated eclipses of constant and long duration; interrupted quick-flash.	20	PR	[S57A, Attribute, LITCHR:9]
STD 2005/06/07	LIGHT_PATTERN	INTERRUPTED_ULTRA_QUICK	Rhythmic, in which the ultra quick flashes (160 or more per minute) are interrupted at regular intervals by eclipses of long duration; interrupted ultra quick-flash.	21	PR	[S57A, Attribute, LITCHR:11]
STD 2005/06/07	LIGHT_PATTERN	INTERRUPTED_VERY_QUICK	Rhythmic, in which the very rapid alterations of light and darkness are interrupted at regular intervals by eclipses of long duration; interrupted very quick-flash.	22	PR	[S57A, Attribute, LITCHR:10]
STD 2005/06/07	LIGHT_PATTERN	ISOPHASE	Rhythmic, with all durations of light and darkness equal; isophase.	23	PR	[S57A, Attribute, LITCHR:7]
STD 2005/06/07	LIGHT_PATTERN	LIGHTED	Lighted.	24	IR	[FACC, Annex B, CHA:21]
STD 2005/06/07	LIGHT_PATTERN	LONG_FLASHING	Rhythmic, in which a single flash of not less than two seconds duration is regularly repeated; long-flashing.	25	PR	[S57A, Attribute, LITCHR:3]
STD 2005/06/07	LIGHT_PATTERN	LONG_FLASHING_ALTERNATING	<<<LONG_FLASHING>>> but alternating in two or more colours; long-flashing alternating.	26	PR	[S57A, Attribute, LITCHR:17]
STD 2005/06/07	LIGHT_PATTERN	MORSE_CODE	Rhythmic, in which appearances of light of two clearly different durations are grouped to represent a character or characters in the Morse code.	27	PR	[S57A, Attribute, LITCHR:12]
STD 2005/06/07	LIGHT_PATTERN	OCCULTING	Rhythmic, in which the total duration of light in a period is clearly longer than the total duration of darkness and all the eclipses are of equal duration; occulting.	28	PR	[S57A, Attribute, LITCHR:8]
STD 2005/06/07	LIGHT_PATTERN	OCCULTING_ALTERNATING	<<<OCCULTING>>> but alternating in two or more colours; occulting alternating.	29	PR	[S57A, Attribute, LITCHR:17]
STD 2005/06/07	LIGHT_PATTERN	OCCULTING_FLASH	<<<OCCULTING>>>, superimposed on which is a <<<FLASHING>>> light; occulting/flash.	30	IR	[S57A, Attribute, LITCHR:15]	[FACC, Annex B, CHA:47]
STD 2005/06/07	LIGHT_PATTERN	QUICK_FLASH	Rhythmic, exhibiting without interruption, very rapid regular alternations of light and darkness with a repetition rate of not less than 50 flashes per minute but less than 80 flashes per minute; quick flash.	31	PR	[S57A, Attribute, LITCHR:4]
STD 2005/06/07	LIGHT_PATTERN	QUICK_PLUS_LONG_FLASH	Rhythmic, exhibiting without interruption, very rapid regular alternations of light and darkness with a repetition rate of not less than 50 flashes per minute but less than 80 flashes per minute, and all of the appearances of light are of equal duration excepting the final one, which is longer; quick-flash plus long-flash.	32	PR	[S57A, Attribute, LITCHR:25]
STD 2005/06/07	LIGHT_PATTERN	THREE_FIXED_HORIZONTAL	Three fixed in a horizontal arrangement.	33	PR	[S57A, Attribute, LITCHR:24]
STD 2005/06/07	LIGHT_PATTERN	THREE_FIXED_VERTICAL	Three fixed in a vertical arrangement.	34	PR	[S57A, Attribute, LITCHR:23]
STD 2005/06/07	LIGHT_PATTERN	TWO_FIXED_HORIZONTAL	Two fixed in a horizontal arrangement.	35	PR	[S57A, Attribute, LITCHR:22]
STD 2005/06/07	LIGHT_PATTERN	TWO_FIXED_VERTICAL	Two fixed in a vertical arrangement.	36	PR	[S57A, Attribute, LITCHR:21]
STD 2005/06/07	LIGHT_PATTERN	ULTRA_PLUS_LONG_FLASH	<<<ULTRA_QUICK_FLASH>>>, and all of the appearances of light are of equal duration excepting the final one, which is longer; ultra quick-flash plus long-flash.	37	PR	[S57A, Attribute, LITCHR:27]
STD 2005/06/07	LIGHT_PATTERN	ULTRA_QUICK_FLASH	Rhythmic, in which flashes are repeated at a rate of not less than 160 flashes per minute; ultra quick flash.	38	PR	[S57A, Attribute, LITCHR:6]
STD 2005/06/07	LIGHT_PATTERN	UNLIGHTED	Unlighted.	39	IR	[FACC, Annex B, CHA:23]
STD 2005/06/07	LIGHT_PATTERN	VERY_QUICK_FLASH	Rhythmic, in which flashes are repeated at a rate of not less than 80 flashes per minute but less than 160 flashes per minute; very quick flash.	40	PR	[S57A, Attribute, LITCHR:5]
STD 2005/06/07	LIGHT_PATTERN	VERY_QUICK_PLUS_LONG- _FLASH	<<<VERY_QUICK_FLASH>>>, and all of the appearances of light are of equal duration excepting the final one, which is longer; very quick-flash plus long-flash.	41	PR	[S57A, Attribute, LITCHR:25]

1 / 1 Entries per page: 5 10 20 50 All Custom: 41 entries (displaying 1-41)

Group membership:

LIGHTING_AND_VISIBILITY

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