Chuvash Republic · Russia · 54.84° N · 46.58° E
Solar position in Alatyr’
Sun position, daylight and the best solar panel angle for Alatyr’ — computed for 54.84° N, 46.58° E, 135 m above sea level.
The sun right now
Sun in Alatyr’ today
Saturday, 24 October 2026 · local time UTC+3
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:39 | sun 18° below horizon |
| Nautical dawn | 05:20 | 12° below |
| Civil dawn | 06:03 | 6° below |
| Sunrise | 06:40 | 109° ESE |
| Golden hour ends | 07:32 | sun 6° up |
| Solar noon | 11:37 | 23.4° high |
| Golden hour starts | 15:42 | sun 6° up |
| Sunset | 16:34 | 250° WSW |
| Civil dusk | 17:11 | 6° below |
| Nautical dusk | 17:53 | 12° below |
| Astronomical dusk | 18:35 | 18° below |
| Day length | 9 h 54 min | |
Sun path diagram for Alatyr’
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 58.6° at solar noon in Alatyr’; on the December solstice only 11.8°. Sunrise swings from 45° NE in June to 132° SE in December — a 87° 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 | 08:01 | 12:05 | 16:08 | 8 h 07 min | 15.4° |
| February | 07:02 | 12:07 | 17:12 | 10 h 10 min | 24.7° |
| March | 05:54 | 12:01 | 18:08 | 12 h 15 min | 35.5° |
| April | 04:37 | 11:52 | 19:08 | 14 h 32 min | 47.1° |
| May | 03:37 | 11:50 | 20:04 | 16 h 27 min | 55.4° |
| June | 03:15 | 11:55 | 20:35 | 17 h 20 min | 58.6° |
| July | 03:44 | 11:59 | 20:14 | 16 h 30 min | 55.6° |
| August | 04:39 | 11:56 | 19:12 | 14 h 33 min | 47.2° |
| September | 05:36 | 11:46 | 17:55 | 12 h 19 min | 35.8° |
| October | 06:34 | 11:37 | 16:41 | 10 h 07 min | 24.4° |
| November | 07:36 | 11:39 | 15:42 | 8 h 06 min | 15.3° |
| December | 08:15 | 11:51 | 15:27 | 7 h 12 min | 11.8° |
A year of daylight in Alatyr’
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 Alatyr’
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
43°collects the most energy over a year: 1177 kWh per kWp.
80°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° | 921 | 78% | 0.31 | 15.5× |
| 15° | 1065 | 91% | 0.56 | 9.1× |
| 30° | 1152 | 98% | 0.78 | 6.5× |
| 43° year-round best | 1177 | 100% | 0.94 | 5.2× |
| 45° | 1176 | 100% | 0.96 | 5.0× |
| 55° = latitude | 1156 | 98% | 1.05 | 4.3× |
| 60° | 1136 | 97% | 1.08 | 4.0× |
| 70° | 1075 | 91% | 1.13 | 3.8× |
| 80° off-grid best | 989 | 84% | 1.15 | 3.6× |
| 90° | 881 | 75% | 1.13 | 3.5× |
A fixed array in Alatyr’ produces the most over a year at 43°. The design month for an off-grid system is December: at 80° it makes 1.15 kWh per kWp a day, 22% more than at 43°, and costs 16% of the yearly total. Why steep panels win winter.
Off-grid solar in Alatyr’ at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 43° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 43° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 0.68 | 1.80 | 1.68 | 1.42 | -12.6 °C |
| February snow | 1.59 | 3.18 | 2.99 | 2.69 | -11.6 °C |
| March snow | 3.07 | 4.64 | 4.27 | 4.13 | -5.1 °C |
| April | 4.06 | 4.22 | 3.74 | 4.23 | 4.3 °C |
| May | 5.54 | 4.60 | 3.93 | 4.88 | 13.2 °C |
| June | 5.95 | 4.42 | 3.71 | 4.81 | 16.9 °C |
| July | 5.86 | 4.54 | 3.78 | 4.81 | 20.1 °C |
| August | 4.61 | 4.35 | 3.65 | 4.30 | 18.5 °C |
| September | 2.93 | 3.62 | 3.11 | 3.31 | 12.1 °C |
| October | 1.46 | 2.35 | 2.07 | 2.02 | 4.2 °C |
| November snow | 0.62 | 1.42 | 1.27 | 1.10 | -3.0 °C |
| December snow | 0.43 | 1.23 | 1.13 | 0.94 | -10.2 °C |
| Year | 3.07 avg | 3.37 avg | 1075 kWh | 1177 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 1,040 Wp of panels at 70°, versus 1,260 Wp at 43°. The steep array is 17% smaller for the same winter. Size your own system.
Row spacing in Alatyr’
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.
13.2 mrow pitch at 70°
10.5 mrow pitch at 43°
How Alatyr’ compares in Russia
Against the other 979 places in Russia with climate data, for a fixed array at its best angle.
473rdof 980 places in Russia for sunshine, shared: 3.08 peak sun hours a day on flat ground.
−2%solar energy a year compared with the average place in Russia: 1,176 against 1,196 kWh per kWp.
−13 mindaylight on the longest day, compared with Moscow: 17 h 20 min against 17 h 34 min.
43°best year-round tilt here; across Russia it runs from 32° in Derbent to 54° in Yakutsk.
Of the 980 places in Russia, Novorossiysk gets the most sun (3.96 peak sun hours a day) and Polyarnyy the least (1.93); Alatyr’ ranks joint 473rd. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.13 kWh a day here, against 1.31 kWh on average in Russia. The shortest day lasts 7 h 12 min, +12 min compared with Moscow.
Solar forecast for Alatyr’, 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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Places near Alatyr’
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A free, live card for Alatyr’: 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.