Yanggang-do · North Korea · 41.09° N · 128.29° E
Solar position in Kapsan-ŭp
Sun position, daylight and the best solar panel angle for Kapsan-ŭp — computed for 41.09° N, 128.29° E, 813 m above sea level.
The sun right now
Sun in Kapsan-ŭp today
Sunday, 25 October 2026 · local time UTC+9
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:16 | sun 18° below horizon |
| Nautical dawn | 05:48 | 12° below |
| Civil dawn | 06:20 | 6° below |
| Sunrise | 06:49 | 105° ESE |
| Golden hour ends | 07:27 | sun 6° up |
| Solar noon | 12:10 | 36.9° high |
| Golden hour starts | 16:53 | sun 6° up |
| Sunset | 17:32 | 255° WSW |
| Civil dusk | 18:00 | 6° below |
| Nautical dusk | 18:32 | 12° below |
| Astronomical dusk | 19:04 | 18° below |
| Day length | 10 h 43 min | |
Sun path diagram for Kapsan-ŭp
Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.
- June solstice
- Equinox
- December solstice
- Today
On the June solstice the sun reaches 72.4° at solar noon in Kapsan-ŭp; on the December solstice only 25.5°. Sunrise swings from 57° ENE in June to 121° ESE in December — a 64° arc along the horizon.
Sunrise, sunset and sun height by month
Values for the 21st of each month, local clock time including daylight saving time.
| Month | Sunrise | Solar noon | Sunset | Day length | Noon elevation |
|---|---|---|---|---|---|
| January | 07:46 | 12:38 | 17:29 | 9 h 43 min | 29.0° |
| February | 07:13 | 12:40 | 18:07 | 10 h 54 min | 38.3° |
| March | 06:29 | 12:34 | 18:39 | 12 h 10 min | 49.1° |
| April | 05:39 | 12:25 | 19:12 | 13 h 33 min | 60.8° |
| May | 05:03 | 12:23 | 19:43 | 14 h 39 min | 69.1° |
| June | 04:54 | 12:28 | 20:02 | 15 h 08 min | 72.4° |
| July | 05:11 | 12:33 | 19:54 | 14 h 42 min | 69.4° |
| August | 05:41 | 12:29 | 19:17 | 13 h 35 min | 61.0° |
| September | 06:12 | 12:19 | 18:26 | 12 h 14 min | 49.6° |
| October | 06:44 | 12:11 | 17:37 | 10 h 53 min | 38.3° |
| November | 07:21 | 12:12 | 17:03 | 9 h 43 min | 29.0° |
| December | 07:48 | 12:24 | 17:01 | 9 h 13 min | 25.5° |
A year of daylight in Kapsan-ŭp
Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.
Best solar panel angle in Kapsan-ŭp
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
41°collects the most energy over a year: 1493 kWh per kWp.
41°gives the most in the darkest month — the one an off-grid system is sized for.
- Yearly energy
- Worst-month energy
| Tilt | kWh/kWp per year | Share of best year | July kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1200 | 80% | 3.83 | 2.6× |
| 15° | 1371 | 92% | 3.88 | 1.9× |
| 30° | 1470 | 98% | 3.74 | 1.5× |
| 41° year-round best off-grid best = latitude | 1493 | 100% | 3.51 | 1.4× |
| 45° | 1491 | 100% | 3.40 | 1.5× |
| 60° | 1433 | 96% | 2.91 | 1.7× |
| 70° | 1352 | 91% | 2.51 | 2.0× |
| 90° | 1107 | 74% | 1.62 | 2.8× |
A fixed array in Kapsan-ŭp produces the most over a year at 41°. The design month for an off-grid system is July: at 41° it makes 3.51 kWh per kWp a day, and costs 0% of the yearly total. Why steep panels win winter.
Off-grid solar in Kapsan-ŭp at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 41° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 41° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 2.38 | 4.67 | 4.42 | 3.98 | -12.9 °C |
| February snow | 3.29 | 5.19 | 4.87 | 4.65 | -10.2 °C |
| March snow | 4.36 | 5.37 | 4.93 | 5.07 | -4.0 °C |
| April | 5.01 | 4.12 | 3.65 | 4.59 | 4.0 °C |
| May | 5.37 | 3.56 | 3.06 | 4.25 | 11.0 °C |
| June | 5.13 | 3.15 | 2.64 | 3.79 | 15.9 °C |
| July | 4.72 | 3.03 | 2.51 | 3.51 | 19.0 °C |
| August | 4.56 | 3.39 | 2.82 | 3.70 | 18.9 °C |
| September | 4.24 | 4.13 | 3.54 | 4.14 | 13.6 °C |
| October | 3.41 | 4.59 | 4.06 | 4.22 | 6.3 °C |
| November snow | 2.35 | 4.44 | 4.05 | 3.69 | -2.6 °C |
| December snow | 2.01 | 4.24 | 3.99 | 3.54 | -11.0 °C |
| Year | 3.90 avg | 4.15 avg | 1352 kWh | 1493 kWh |
Sizing example. To run a 1 kWh-per-day load through July on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 470 Wp of panels at 70°, versus 340 Wp at 41°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Kapsan-ŭp
Distance between rows of 2 m long panels (slope length) so that no row shades the next between 10:00 and 14:00 solar time on the winter solstice.
5.3 mrow pitch at 70°
4.7 mrow pitch at 41°
How Kapsan-ŭp compares in North Korea
Against the other 96 places in North Korea with climate data, for a fixed array at its best angle.
3rdof 97 places in North Korea for sunshine, shared: 3.90 peak sun hours a day on flat ground.
+5%solar energy a year compared with the average place in North Korea: 1,493 against 1,424 kWh per kWp.
+14 mindaylight on the longest day, compared with Pyongyang: 15 h 08 min against 14 h 55 min.
41°best year-round tilt here; across North Korea it runs from 34° in Ongjin to 44° in Namyang-nodongjagu.
Of the 97 places in North Korea, Sinp’o and one other place get the most sun (3.91 peak sun hours a day) and Ŏrang and one other place the least (3.70); Kapsan-ŭp ranks joint 3rd. In its darkest month, July, 1 kWp of off-grid panels at 70° makes 2.51 kWh a day here, against 2.28 kWh on average in North Korea. The shortest day lasts 9 h 13 min, −13 min compared with Pyongyang.
Solar forecast for Kapsan-ŭp, next 48 hours
Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.
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Questions about the sun in Kapsan-ŭp
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Places near Kapsan-ŭp
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A free, live card for Kapsan-ŭp: where the sun is right now on today's path, a countdown to sunset or sunrise, the daylight change, the moon phase at night and the best panel angle.
Sun positions: NREL Solar Position Algorithm. Climate: NASA POWER monthly climatology (NASA Langley Research Center). Forecast: Deutscher Wetterdienst, ICON-EU (CC BY 4.0), processed. Places: GeoNames (CC BY 4.0). Time zones: IANA. Sources and licences.