/* cpt-city: dg/ch05p151010 (cpt) A colour scheme for the display of astronomical intensity images, D. A. Green, Bulletin of the Astronomical Society of India, vol.39, pp. 289–295 (2011) author: Dave Green copyright: Public domain, citation requested year: 2011 url: https://phillips.shef.ac.uk/pub/cpt-city/dg */ linear-gradient( 0deg, rgb( 0, 0, 0) 0.000%, rgb( 1, 0, 1) 0.392%, rgb( 3, 1, 2) 0.784%, rgb( 5, 1, 4) 1.177%, rgb( 7, 2, 5) 1.569%, rgb( 9, 2, 6) 1.961%, rgb( 10, 3, 7) 2.353%, rgb( 12, 3, 8) 2.745%, rgb( 14, 4, 9) 3.137%, rgb( 16, 4, 10) 3.529%, rgb( 18, 5, 11) 3.922%, rgb( 20, 6, 12) 4.314%, rgb( 22, 6, 12) 4.706%, rgb( 23, 7, 13) 5.098%, rgb( 25, 7, 14) 5.490%, rgb( 27, 8, 14) 5.882%, rgb( 29, 9, 14) 6.274%, rgb( 31, 10, 15) 6.667%, rgb( 32, 10, 15) 7.059%, rgb( 34, 11, 15) 7.451%, rgb( 36, 12, 16) 7.843%, rgb( 37, 13, 16) 8.235%, rgb( 39, 14, 16) 8.627%, rgb( 41, 14, 16) 9.020%, rgb( 42, 15, 16) 9.412%, rgb( 44, 16, 16) 9.804%, rgb( 45, 17, 16) 10.196%, rgb( 46, 18, 16) 10.588%, rgb( 48, 19, 15) 10.980%, rgb( 49, 21, 15) 11.373%, rgb( 50, 22, 15) 11.765%, rgb( 51, 23, 15) 12.157%, rgb( 52, 24, 15) 12.549%, rgb( 54, 25, 14) 12.941%, rgb( 54, 26, 14) 13.333%, rgb( 55, 28, 14) 13.726%, rgb( 56, 29, 13) 14.118%, rgb( 57, 30, 13) 14.510%, rgb( 58, 32, 13) 14.902%, rgb( 58, 33, 13) 15.294%, rgb( 59, 35, 12) 15.686%, rgb( 59, 36, 12) 16.078%, rgb( 60, 38, 12) 16.471%, rgb( 60, 39, 12) 16.863%, rgb( 61, 41, 11) 17.255%, rgb( 61, 42, 11) 17.647%, rgb( 61, 44, 11) 18.039%, rgb( 61, 46, 11) 18.431%, rgb( 61, 47, 11) 18.823%, rgb( 61, 49, 11) 19.216%, rgb( 61, 51, 11) 19.608%, rgb( 61, 52, 11) 20.000%, rgb( 61, 54, 11) 20.392%, rgb( 61, 56, 11) 20.784%, rgb( 60, 58, 12) 21.177%, rgb( 60, 60, 12) 21.569%, rgb( 60, 61, 12) 21.961%, rgb( 59, 63, 13) 22.353%, rgb( 59, 65, 13) 22.745%, rgb( 58, 67, 14) 23.137%, rgb( 58, 69, 15) 23.529%, rgb( 57, 71, 15) 23.922%, rgb( 57, 72, 16) 24.314%, rgb( 56, 74, 17) 24.706%, rgb( 55, 76, 18) 25.098%, rgb( 55, 78, 19) 25.490%, rgb( 54, 80, 20) 25.882%, rgb( 53, 82, 21) 26.274%, rgb( 53, 83, 23) 26.667%, rgb( 52, 85, 24) 27.059%, rgb( 51, 87, 25) 27.451%, rgb( 51, 89, 27) 27.843%, rgb( 50, 90, 28) 28.235%, rgb( 49, 92, 30) 28.628%, rgb( 49, 94, 32) 29.020%, rgb( 48, 96, 34) 29.412%, rgb( 47, 97, 36) 29.804%, rgb( 47, 99, 38) 30.196%, rgb( 46, 100, 40) 30.588%, rgb( 46, 102, 42) 30.980%, rgb( 45, 104, 44) 31.372%, rgb( 44, 105, 47) 31.765%, rgb( 44, 107, 49) 32.157%, rgb( 44, 108, 51) 32.549%, rgb( 43, 110, 54) 32.941%, rgb( 43, 111, 57) 33.333%, rgb( 43, 112, 59) 33.725%, rgb( 42, 114, 62) 34.118%, rgb( 42, 115, 65) 34.510%, rgb( 42, 116, 68) 34.902%, rgb( 42, 117, 70) 35.294%, rgb( 42, 118, 73) 35.686%, rgb( 42, 119, 76) 36.078%, rgb( 42, 121, 79) 36.471%, rgb( 42, 122, 82) 36.863%, rgb( 43, 123, 85) 37.255%, rgb( 43, 123, 89) 37.647%, rgb( 43, 124, 92) 38.039%, rgb( 44, 125, 95) 38.431%, rgb( 45, 126, 98) 38.824%, rgb( 45, 127, 101) 39.216%, rgb( 46, 127, 105) 39.608%, rgb( 47, 128, 108) 40.000%, rgb( 48, 129, 111) 40.392%, rgb( 49, 129, 114) 40.784%, rgb( 50, 130, 118) 41.176%, rgb( 51, 130, 121) 41.569%, rgb( 52, 131, 124) 41.961%, rgb( 53, 131, 127) 42.353%, rgb( 55, 132, 130) 42.745%, rgb( 56, 132, 134) 43.137%, rgb( 58, 132, 137) 43.529%, rgb( 60, 133, 140) 43.922%, rgb( 61, 133, 143) 44.314%, rgb( 63, 133, 146) 44.706%, rgb( 65, 133, 149) 45.098%, rgb( 67, 133, 152) 45.490%, rgb( 69, 134, 155) 45.882%, rgb( 71, 134, 158) 46.275%, rgb( 73, 134, 160) 46.667%, rgb( 76, 134, 163) 47.059%, rgb( 78, 134, 166) 47.451%, rgb( 80, 134, 168) 47.843%, rgb( 83, 134, 171) 48.235%, rgb( 85, 134, 173) 48.627%, rgb( 88, 134, 176) 49.020%, rgb( 90, 134, 178) 49.412%, rgb( 93, 133, 180) 49.804%, rgb( 96, 133, 183) 50.196%, rgb( 99, 133, 185) 50.588%, rgb(101, 133, 187) 50.980%, rgb(104, 133, 189) 51.373%, rgb(107, 133, 190) 51.765%, rgb(110, 133, 192) 52.157%, rgb(113, 133, 194) 52.549%, rgb(116, 133, 195) 52.941%, rgb(119, 132, 197) 53.333%, rgb(122, 132, 198) 53.725%, rgb(125, 132, 199) 54.118%, rgb(128, 132, 201) 54.510%, rgb(131, 132, 202) 54.902%, rgb(134, 132, 203) 55.294%, rgb(138, 132, 204) 55.686%, rgb(141, 132, 204) 56.078%, rgb(144, 132, 205) 56.471%, rgb(147, 132, 206) 56.863%, rgb(150, 132, 206) 57.255%, rgb(153, 132, 207) 57.647%, rgb(156, 132, 207) 58.039%, rgb(159, 132, 207) 58.431%, rgb(162, 132, 208) 58.824%, rgb(165, 133, 208) 59.216%, rgb(168, 133, 208) 59.608%, rgb(171, 133, 208) 60.000%, rgb(173, 133, 208) 60.392%, rgb(176, 134, 207) 60.784%, rgb(179, 134, 207) 61.176%, rgb(182, 134, 207) 61.569%, rgb(184, 135, 206) 61.961%, rgb(187, 135, 206) 62.353%, rgb(189, 136, 205) 62.745%, rgb(192, 136, 205) 63.137%, rgb(194, 137, 204) 63.529%, rgb(197, 138, 203) 63.922%, rgb(199, 138, 203) 64.314%, rgb(201, 139, 202) 64.706%, rgb(203, 140, 201) 65.098%, rgb(205, 140, 200) 65.490%, rgb(207, 141, 199) 65.882%, rgb(209, 142, 198) 66.275%, rgb(211, 143, 197) 66.667%, rgb(213, 144, 196) 67.059%, rgb(215, 145, 196) 67.451%, rgb(216, 146, 195) 67.843%, rgb(218, 147, 194) 68.235%, rgb(219, 148, 193) 68.627%, rgb(221, 150, 191) 69.020%, rgb(222, 151, 190) 69.412%, rgb(223, 152, 189) 69.804%, rgb(224, 153, 188) 70.196%, rgb(226, 155, 188) 70.588%, rgb(227, 156, 187) 70.980%, rgb(227, 157, 186) 71.373%, rgb(228, 159, 185) 71.765%, rgb(229, 160, 184) 72.157%, rgb(230, 162, 183) 72.549%, rgb(231, 163, 182) 72.941%, rgb(231, 165, 181) 73.333%, rgb(232, 166, 181) 73.725%, rgb(232, 168, 180) 74.118%, rgb(232, 170, 179) 74.510%, rgb(233, 171, 179) 74.902%, rgb(233, 173, 178) 75.294%, rgb(233, 175, 178) 75.686%, rgb(233, 176, 177) 76.078%, rgb(233, 178, 177) 76.471%, rgb(234, 180, 177) 76.863%, rgb(234, 181, 176) 77.255%, rgb(234, 183, 176) 77.647%, rgb(233, 185, 176) 78.039%, rgb(233, 187, 176) 78.431%, rgb(233, 188, 176) 78.823%, rgb(233, 190, 176) 79.216%, rgb(233, 192, 176) 79.608%, rgb(233, 194, 177) 80.000%, rgb(232, 196, 177) 80.392%, rgb(232, 197, 177) 80.784%, rgb(232, 199, 178) 81.177%, rgb(231, 201, 178) 81.569%, rgb(231, 202, 179) 81.961%, rgb(231, 204, 180) 82.353%, rgb(231, 206, 180) 82.745%, rgb(230, 208, 181) 83.137%, rgb(230, 209, 182) 83.529%, rgb(230, 211, 183) 83.922%, rgb(229, 213, 184) 84.314%, rgb(229, 214, 185) 84.706%, rgb(229, 216, 187) 85.098%, rgb(229, 217, 188) 85.490%, rgb(228, 219, 189) 85.882%, rgb(228, 220, 191) 86.275%, rgb(228, 222, 192) 86.667%, rgb(228, 223, 194) 87.059%, rgb(228, 225, 195) 87.451%, rgb(228, 226, 197) 87.843%, rgb(228, 228, 198) 88.235%, rgb(228, 229, 200) 88.627%, rgb(228, 230, 202) 89.020%, rgb(228, 232, 204) 89.412%, rgb(228, 233, 206) 89.804%, rgb(229, 234, 207) 90.196%, rgb(229, 235, 209) 90.588%, rgb(229, 236, 211) 90.980%, rgb(230, 237, 213) 91.373%, rgb(230, 239, 215) 91.765%, rgb(231, 240, 217) 92.157%, rgb(231, 241, 219) 92.549%, rgb(232, 242, 221) 92.941%, rgb(233, 243, 223) 93.333%, rgb(234, 243, 225) 93.725%, rgb(234, 244, 227) 94.118%, rgb(235, 245, 229) 94.510%, rgb(236, 246, 231) 94.902%, rgb(237, 247, 233) 95.294%, rgb(239, 248, 235) 95.686%, rgb(240, 248, 237) 96.078%, rgb(241, 249, 239) 96.471%, rgb(242, 250, 241) 96.863%, rgb(244, 250, 243) 97.255%, rgb(245, 251, 245) 97.647%, rgb(246, 252, 246) 98.039%, rgb(248, 252, 248) 98.431%, rgb(250, 253, 250) 98.823%, rgb(251, 253, 251) 99.216%, rgb(253, 254, 253) 99.608%, rgb(255, 255, 255) 100.000% );