Batken · Kyrgyzstan · 39.94° N · 69.57° E
Solar position in Suluktu
Sun position, daylight and the best solar panel angle for Suluktu — computed for 39.94° N, 69.57° E, 1251 m above sea level.
The sun right now
Sun in Suluktu today
Sunday, 25 October 2026 · local time UTC+6
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 06:11 | sun 18° below horizon |
| Nautical dawn | 06:43 | 12° below |
| Civil dawn | 07:14 | 6° below |
| Sunrise | 07:42 | 105° ESE |
| Golden hour ends | 08:20 | sun 6° up |
| Solar noon | 13:05 | 38.0° high |
| Golden hour starts | 17:51 | sun 6° up |
| Sunset | 18:28 | 255° WSW |
| Civil dusk | 18:56 | 6° below |
| Nautical dusk | 19:27 | 12° below |
| Astronomical dusk | 19:59 | 18° below |
| Day length | 10 h 46 min | |
Sun path diagram for Suluktu
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 73.5° at solar noon in Suluktu; on the December solstice only 26.7°. Sunrise swings from 58° ENE in June to 120° ESE in December — a 63° 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 | 08:38 | 13:33 | 18:27 | 9 h 49 min | 30.2° |
| February | 08:06 | 13:35 | 19:04 | 10 h 57 min | 39.6° |
| March | 07:24 | 13:29 | 19:34 | 12 h 10 min | 50.3° |
| April | 06:35 | 13:20 | 20:05 | 13 h 30 min | 62.0° |
| May | 06:01 | 13:18 | 20:35 | 14 h 33 min | 70.3° |
| June | 05:53 | 13:23 | 20:53 | 15 h 01 min | 73.5° |
| July | 06:10 | 13:28 | 20:45 | 14 h 35 min | 70.5° |
| August | 06:38 | 13:24 | 20:10 | 13 h 31 min | 62.1° |
| September | 07:08 | 13:14 | 19:21 | 12 h 13 min | 50.7° |
| October | 07:38 | 13:06 | 18:34 | 10 h 56 min | 39.4° |
| November | 08:13 | 13:07 | 18:01 | 9 h 48 min | 30.2° |
| December | 08:39 | 13:19 | 17:59 | 9 h 20 min | 26.7° |
A year of daylight in Suluktu
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 Suluktu
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
32°collects the most energy over a year: 1594 kWh per kWp.
70°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 | December kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1389 | 87% | 1.47 | 4.1× |
| 15° | 1534 | 96% | 2.03 | 3.0× |
| 30° | 1593 | 100% | 2.49 | 2.3× |
| 32° year-round best | 1594 | 100% | 2.55 | 2.3× |
| 40° = latitude | 1583 | 99% | 2.73 | 2.1× |
| 45° | 1563 | 98% | 2.83 | 2.0× |
| 60° | 1448 | 91% | 3.02 | 1.7× |
| 70° off-grid best | 1326 | 83% | 3.06 | 1.6× |
| 90° | 1001 | 63% | 2.91 | 1.9× |
A fixed array in Suluktu produces the most over a year at 32°. The design month for an off-grid system is December: at 70° it makes 3.06 kWh per kWp a day, 20% more than at 32°, and costs 17% of the yearly total. Why steep panels win winter.
Off-grid solar in Suluktu at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 32° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 32° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 1.97 | 3.33 | 3.06 | 2.65 | -5.0 °C |
| February snow | 2.71 | 3.85 | 3.52 | 3.28 | -3.2 °C |
| March | 3.93 | 4.09 | 3.65 | 4.11 | 2.9 °C |
| April | 5.23 | 4.21 | 3.68 | 4.79 | 8.2 °C |
| May | 6.24 | 3.97 | 3.39 | 5.10 | 13.4 °C |
| June | 7.18 | 3.95 | 3.30 | 5.45 | 18.1 °C |
| July | 7.41 | 4.22 | 3.51 | 5.67 | 20.6 °C |
| August | 6.83 | 4.88 | 4.08 | 5.77 | 19.6 °C |
| September | 5.64 | 5.62 | 4.80 | 5.63 | 14.7 °C |
| October | 3.72 | 4.94 | 4.33 | 4.38 | 8.2 °C |
| November | 2.25 | 3.60 | 3.23 | 2.98 | 1.8 °C |
| December snow | 1.76 | 3.34 | 3.06 | 2.55 | -3.4 °C |
| Year | 4.58 avg | 4.17 avg | 1326 kWh | 1594 kWh |
Sizing example. To run a 1 kWh-per-day load through December on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 390 Wp of panels at 70°, versus 460 Wp at 32°. The steep array is 17% smaller for the same winter. Size your own system.
Row spacing in Suluktu
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.
5.0 mrow pitch at 70°
4.1 mrow pitch at 32°
How Suluktu compares in Kyrgyzstan
Against the other 30 places in Kyrgyzstan with climate data, for a fixed array at its best angle.
14thof 31 places in Kyrgyzstan for sunshine: 4.58 peak sun hours a day on flat ground.
−1%solar energy a year compared with the average place in Kyrgyzstan: 1,594 against 1,608 kWh per kWp.
−20 mindaylight on the longest day, compared with Bishkek: 15 h 01 min against 15 h 21 min.
32°best year-round tilt here; across Kyrgyzstan it runs from 32° in Razzakov to 38° in Balykchy.
Of the 31 places in Kyrgyzstan, Nookat and 2 other places get the most sun (4.66 peak sun hours a day) and Kyzyl-Suu the least (4.11); Suluktu ranks 14th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 3.06 kWh a day here, against 3.27 kWh on average in Kyrgyzstan. The shortest day lasts 9 h 20 min, +19 min compared with Bishkek.
Solar forecast for Suluktu, 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 Suluktu
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A free, live card for Suluktu: 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.