Amur Oblast · Russia · 51.37° N · 128.14° E
Solar position in Svobodnyy
Sun position, daylight and the best solar panel angle for Svobodnyy — computed for 51.37° N, 128.14° E, 177 m above sea level.
The sun right now
Sun in Svobodnyy today
Sunday, 25 October 2026 · local time UTC+9
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:15 | sun 18° below horizon |
| Nautical dawn | 05:54 | 12° below |
| Civil dawn | 06:33 | 6° below |
| Sunrise | 07:07 | 108° ESE |
| Golden hour ends | 07:55 | sun 6° up |
| Solar noon | 12:11 | 26.6° high |
| Golden hour starts | 16:27 | sun 6° up |
| Sunset | 17:14 | 251° WSW |
| Civil dusk | 17:48 | 6° below |
| Nautical dusk | 18:27 | 12° below |
| Astronomical dusk | 19:06 | 18° below |
| Day length | 10 h 07 min | |
Sun path diagram for Svobodnyy
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 62.1° at solar noon in Svobodnyy; on the December solstice only 15.2°. Sunrise swings from 49° NE in June to 128° SE in December — a 79° 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 | 08:20 | 12:38 | 16:57 | 8 h 37 min | 18.8° |
| February | 07:29 | 12:41 | 17:52 | 10 h 23 min | 28.1° |
| March | 06:28 | 12:34 | 18:41 | 12 h 13 min | 38.9° |
| April | 05:20 | 12:26 | 19:33 | 14 h 13 min | 50.5° |
| May | 04:28 | 12:24 | 20:20 | 15 h 52 min | 58.8° |
| June | 04:10 | 12:29 | 20:47 | 16 h 37 min | 62.1° |
| July | 04:35 | 12:33 | 20:31 | 15 h 56 min | 59.1° |
| August | 05:22 | 12:30 | 19:38 | 14 h 16 min | 50.8° |
| September | 06:11 | 12:20 | 18:29 | 12 h 18 min | 39.4° |
| October | 07:00 | 12:11 | 17:22 | 10 h 22 min | 28.0° |
| November | 07:54 | 12:12 | 16:31 | 8 h 37 min | 18.8° |
| December | 08:29 | 12:25 | 16:20 | 7 h 51 min | 15.2° |
A year of daylight in Svobodnyy
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 Svobodnyy
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
50°collects the most energy over a year: 1576 kWh per kWp.
65°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° | 1105 | 70% | 0.91 | 5.3× |
| 15° | 1338 | 85% | 1.73 | 2.9× |
| 30° | 1497 | 95% | 2.46 | 2.3× |
| 45° | 1571 | 100% | 3.04 | 2.0× |
| 50° year-round best | 1576 | 100% | 3.19 | 2.0× |
| 51° = latitude | 1576 | 100% | 3.22 | 1.9× |
| 60° | 1556 | 99% | 3.43 | 1.8× |
| 65° off-grid best | 1532 | 97% | 3.51 | 1.8× |
| 70° | 1498 | 95% | 3.57 | 1.9× |
| 90° | 1274 | 81% | 3.56 | 2.5× |
A fixed array in Svobodnyy produces the most over a year at 50°. The design month for an off-grid system is December: at 65° it makes 3.51 kWh per kWp a day, 10% more than at 50°, and costs 3% of the yearly total. Why steep panels win winter.
Off-grid solar in Svobodnyy at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 50° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 50° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 1.56 | 4.11 | 4.09 | 3.70 | -26.8 °C |
| February snow | 2.75 | 5.59 | 5.46 | 5.14 | -22.0 °C |
| March snow | 4.33 | 6.71 | 6.28 | 6.24 | -10.3 °C |
| April | 5.03 | 5.03 | 4.50 | 5.11 | 2.3 °C |
| May | 5.41 | 4.25 | 3.66 | 4.45 | 11.3 °C |
| June | 5.92 | 4.18 | 3.50 | 4.41 | 18.2 °C |
| July | 5.42 | 4.03 | 3.33 | 4.11 | 21.1 °C |
| August | 4.68 | 4.13 | 3.46 | 4.05 | 18.8 °C |
| September | 3.69 | 4.45 | 3.85 | 4.16 | 11.4 °C |
| October | 2.45 | 4.21 | 3.79 | 3.79 | 0.6 °C |
| November snow | 1.57 | 4.07 | 3.86 | 3.54 | -13.0 °C |
| December snow | 1.21 | 3.61 | 3.57 | 3.19 | -25.0 °C |
| Year | 3.67 avg | 4.52 avg | 1498 kWh | 1576 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 350 Wp of panels at 70°, versus 370 Wp at 50°. The steep array is 4% smaller for the same winter. Size your own system.
Row spacing in Svobodnyy
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.
9.5 mrow pitch at 70°
8.5 mrow pitch at 50°
How Svobodnyy compares in Russia
Against the other 979 places in Russia with climate data, for a fixed array at its best angle.
173rdof 980 places in Russia for sunshine, shared: 3.67 peak sun hours a day on flat ground.
+32%solar energy a year compared with the average place in Russia: 1,576 against 1,196 kWh per kWp.
−57 mindaylight on the longest day, compared with Moscow: 16 h 37 min against 17 h 34 min.
50°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); Svobodnyy ranks joint 173rd. In its darkest month, July, 1 kWp of off-grid panels at 70° makes 3.33 kWh a day here, against 1.31 kWh on average in Russia. The shortest day lasts 7 h 51 min, +51 min compared with Moscow.
Solar forecast for Svobodnyy, 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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A free, live card for Svobodnyy: 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.