Up 「日出・南中・日入時刻年間変化表」 作成: 2020-09-12
更新: 2021-11-13

    地球の公転角度と地点の座標をつぎのように定めて，日出・南中・日入時刻の年間変化表を作成する──以下，北緯50° の場合：

公転角度
経度

○は，日出と日入。

    つぎは，上の図の個々の地球 (＜公転面に垂直に見た地球＞) を＜北極を真上から見た地球＞に置き換えたものである (注意 : 全体でこのように見えることはない)：
●は，北緯50° の「南中点」。

日出・南中・日入時刻の年間変化表 (北緯 50 度)
公転角度 月日 経度 時刻 日中時間
日出 南中 日入 正午 日出 南中 日入 午前 午後 計 増減(秒)
0 6/20 149 270 31 270 3:57:8 0:0:0 20:2:52 8h2m52s 8h2m52s 16h5m43s ─
5 6/25 155 275 36 275 3:59:32 0:1:47 20:4:1 8h0m28s 8h4m1s 16h4m29s -74
10 6/30 160 281 41 280 4:3:6 0:3:30 20:3:53 7h56m54s 8h3m53s 16h0m47s -221
15 7/5 167 286 46 285 4:7:42 0:5:5 20:2:28 7h52m18s 8h2m28s 15h54m46s -361
20 7/10 173 292 50 290 4:13:14 0:6:31 19:59:48 7h46m46s 7h59m48s 15h46m34s -492
25 7/15 180 297 54 295 4:21:15 0:7:43 19:55:56 7h38m45s 7h55m56s 15h34m40s -714
30 7/20 186 302 58 300 4:26:24 0:8:40 19:50:56 7h33m36s 7h50m56s 15h24m32s -609
35 7/25 193 307 62 305 4:33:46 0:9:21 19:44:55 7h26m14s 7h44m55s 15h11m9s -803
40 7/31 200 312 65 310 4:41:28 0:9:43 19:37:59 7h18m32s 7h37m59s 14h56m31s -878
45 8/5 207 317 68 315 4:49:22 0:9:48 19:30:13 7h10m38s 7h30m13s 14h40m51s -940
50 8/10 214 322 71 320 4:57:24 0:9:35 19:21:45 7h2m36s 7h21m45s 14h24m21s -990
55 8/15 221 327 73 325 5:5:29 0:9:4 19:12:40 6h54m31s 7h12m40s 14h7m11s -1030
60 8/20 228 332 76 330 5:13:33 0:8:18 19:3:4 6h46m27s 7h3m4s 13h49m31s -1061
65 8/25 235 337 79 335 5:21:35 0:7:18 18:53:1 6h38m25s 6h53m1s 13h31m26s -1085
70 8/30 242 342 81 340 5:29:34 0:6:6 18:42:38 6h30m26s 6h42m38s 13h13m4s -1102
75 9/4 249 346 83 345 5:37:29 0:4:43 18:31:58 6h22m31s 6h31m58s 12h54m28s -1115
80 9/9 256 351 86 350 5:45:21 0:3:13 18:21:5 6h14m39s 6h21m5s 12h35m44s -1124
85 9/14 263 355 88 355 5:53:11 0:1:38 18:10:5 6h6m49s 6h10m5s 12h16m54s -1130
90 9/19 270 0 90 0 6:0:59 0:0:0 17:59:1 5h59m1s 5h59m1s 11h58m2s -1132
95 9/24 277 5 92 5 6:8:47 11:58:22 17:47:57 5h51m13s 5h47m57s 11h39m10s -1132
100 9/29 284 9 94 10 6:16:37 11:56:47 17:36:57 5h43m23s 5h36m57s 11h20m20s -1130
105 10/4 291 14 97 15 6:24:29 11:55:17 17:26:4 5h35m31s 5h26m4s 11h1m36s -1124
110 10/10 298 18 99 20 6:32:24 11:53:54 17:15:24 5h27m36s 5h15m24s 10h43m0s -1115
115 10/15 305 23 101 25 6:40:23 11:52:42 17:5:1 5h19m37s 5h5m1s 10h24m38s -1102
120 10/20 312 28 104 30 6:48:25 11:51:42 16:54:58 5h11m35s 4h54m58s 10h6m33s -1085
125 10/25 319 33 107 35 6:56:29 11:50:56 16:45:22 5h3m31s 4h45m22s 9h48m53s -1061
130 10/30 326 38 109 40 7:4:34 11:50:25 16:36:17 4h55m26s 4h36m17s 9h31m43s -1030
135 11/4 333 43 112 45 7:12:36 11:50:12 16:27:49 4h47m24s 4h27m49s 9h15m13s -990
140 11/9 340 48 115 50 7:20:30 11:50:17 16:20:3 4h39m30s 4h20m3s 8h59m33s -940
145 11/14 347 53 118 55 7:28:12 11:50:39 16:13:7 4h31m48s 4h13m7s 8h44m55s -878
150 11/19 354 58 122 60 7:35:34 11:51:20 16:7:6 4h24m26s 4h7m6s 8h31m32s -803
155 11/24 0 63 126 65 7:40:43 11:52:17 16:2:6 4h19m17s 4h2m6s 8h21m24s -609
160 11/29 7 68 130 70 7:48:44 11:53:29 15:58:14 4h11m16s 3h58m14s 8h9m30s -714
165 12/4 13 74 134 75 7:54:16 11:54:55 15:55:34 4h5m44s 3h55m34s 8h1m18s -492
170 12/9 20 79 139 80 7:58:52 11:56:30 15:54:9 4h1m8s 3h54m9s 7h55m16s -361
175 12/14 25 85 144 85 8:2:26 11:58:13 15:54:1 3h57m34s 3h54m1s 7h51m35s -221
180 12/20 31 90 149 90 8:4:50 0:0:0 15:55:10 3h55m10s 3h55m10s 7h50m21s -74
185 12/25 36 95 155 95 8:5:59 0:1:47 15:57:34 3h54m1s 3h57m34s 7h51m35s 74
190 12/30 41 101 160 100 8:5:51 0:3:30 16:1:8 3h54m9s 4h1m8s 7h55m16s 221
195 1/4 46 106 167 105 8:4:26 0:5:5 16:5:44 3h55m34s 4h5m44s 8h1m18s 361
200 1/9 50 112 173 110 8:1:46 0:6:31 16:11:16 3h58m14s 4h11m16s 8h9m30s 492
205 1/14 54 117 180 115 7:57:54 0:7:43 16:19:17 4h2m6s 4h19m17s 8h21m24s 714
210 1/19 58 122 186 120 7:52:54 0:8:40 16:24:26 4h7m6s 4h24m26s 8h31m32s 609
215 1/24 62 127 193 125 7:46:53 0:9:21 16:31:48 4h13m7s 4h31m48s 8h44m55s 803
220 1/29 65 132 200 130 7:39:57 0:9:43 16:39:30 4h20m3s 4h39m30s 8h59m33s 878
225 2/3 68 137 207 135 7:32:11 0:9:48 16:47:24 4h27m49s 4h47m24s 9h15m13s 940
230 2/8 71 142 214 140 7:23:43 0:9:35 16:55:26 4h36m17s 4h55m26s 9h31m43s 990
235 2/13 73 147 221 145 7:14:38 0:9:4 17:3:31 4h45m22s 5h3m31s 9h48m53s 1030
240 2/18 76 152 228 150 7:5:2 0:8:18 17:11:35 4h54m58s 5h11m35s 10h6m33s 1061
245 2/23 79 157 235 155 6:54:59 0:7:18 17:19:37 5h5m1s 5h19m37s 10h24m38s 1085
250 2/28 81 162 242 160 6:44:36 0:6:6 17:27:36 5h15m24s 5h27m36s 10h43m0s 1102
255 3/6 83 166 249 165 6:33:56 0:4:43 17:35:31 5h26m4s 5h35m31s 11h1m36s 1115
260 3/11 86 171 256 170 6:23:3 0:3:13 17:43:23 5h36m57s 5h43m23s 11h20m20s 1124
265 3/16 88 175 263 175 6:12:3 0:1:38 17:51:13 5h47m57s 5h51m13s 11h39m10s 1130
270 3/21 90 180 270 180 6:0:59 0:0:0 17:59:1 5h59m1s 5h59m1s 11h58m2s 1132
275 3/26 92 185 277 185 5:49:55 11:58:22 18:6:49 6h10m5s 6h6m49s 12h16m54s 1132
280 3/31 94 189 284 190 5:38:55 11:56:47 18:14:39 6h21m5s 6h14m39s 12h35m44s 1130
285 4/5 97 194 291 195 5:28:2 11:55:17 18:22:31 6h31m58s 6h22m31s 12h54m28s 1124
290 4/10 99 198 298 200 5:17:22 11:53:54 18:30:26 6h42m38s 6h30m26s 13h13m4s 1115
295 4/15 101 203 305 205 5:6:59 11:52:42 18:38:25 6h53m1s 6h38m25s 13h31m26s 1102
300 4/20 104 208 312 210 4:56:56 11:51:42 18:46:27 7h3m4s 6h46m27s 13h49m31s 1085
305 4/25 107 213 319 215 4:47:20 11:50:56 18:54:31 7h12m40s 6h54m31s 14h7m11s 1061
310 4/30 109 218 326 220 4:38:15 11:50:25 19:2:36 7h21m45s 7h2m36s 14h24m21s 1030
315 5/5 112 223 333 225 4:29:47 11:50:12 19:10:38 7h30m13s 7h10m38s 14h40m51s 990
320 5/10 115 228 340 230 4:22:1 11:50:17 19:18:32 7h37m59s 7h18m32s 14h56m31s 940
325 5/16 118 233 347 235 4:15:5 11:50:39 19:26:14 7h44m55s 7h26m14s 15h11m9s 878
330 5/21 122 238 354 240 4:9:4 11:51:20 19:33:36 7h50m56s 7h33m36s 15h24m32s 803
335 5/26 126 243 0 245 4:4:4 11:52:17 19:38:45 7h55m56s 7h38m45s 15h34m40s 609
340 5/31 130 248 7 250 4:0:12 11:53:29 19:46:46 7h59m48s 7h46m46s 15h46m34s 714
345 6/5 134 254 13 255 3:57:32 11:54:55 19:52:18 8h2m28s 7h52m18s 15h54m46s 492
350 6/10 139 259 20 260 3:56:7 11:56:30 19:56:54 8h3m53s 7h56m54s 16h0m47s 361
355 6/15 144 265 25 265 3:55:59 11:58:13 20:0:28 8h4m1s 8h0m28s 16h4m29s 221