Lipetsk Oblast · Russia · 52.04° N · 39.73° E
Solar position in Usman’
Sun position, daylight and the best solar panel angle for Usman’ — computed for 52.04° N, 39.73° E, 169 m above sea level.
The sun right now
Sun in Usman’ today
Saturday, 24 October 2026 · local time UTC+3
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:08 | sun 18° below horizon |
| Nautical dawn | 05:47 | 12° below |
| Civil dawn | 06:26 | 6° below |
| Sunrise | 07:01 | 108° ESE |
| Golden hour ends | 07:49 | sun 6° up |
| Solar noon | 12:04 | 26.2° high |
| Golden hour starts | 16:20 | sun 6° up |
| Sunset | 17:08 | 252° WSW |
| Civil dusk | 17:43 | 6° below |
| Nautical dusk | 18:22 | 12° below |
| Astronomical dusk | 19:01 | 18° below |
| Day length | 10 h 07 min | |
Sun path diagram for Usman’
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 61.4° at solar noon in Usman’; on the December solstice only 14.6°. Sunrise swings from 48° NE in June to 129° SE in December — a 81° 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 | 08:16 | 12:32 | 16:48 | 8 h 32 min | 18.1° |
| February | 07:24 | 12:35 | 17:45 | 10 h 21 min | 27.5° |
| March | 06:21 | 12:28 | 18:35 | 12 h 14 min | 38.3° |
| April | 05:11 | 12:20 | 19:28 | 14 h 17 min | 49.9° |
| May | 04:18 | 12:17 | 20:17 | 15 h 59 min | 58.2° |
| June | 04:00 | 12:22 | 20:45 | 16 h 45 min | 61.4° |
| July | 04:26 | 12:27 | 20:27 | 16 h 01 min | 58.4° |
| August | 05:14 | 12:24 | 19:32 | 14 h 18 min | 50.0° |
| September | 06:05 | 12:13 | 18:22 | 12 h 17 min | 38.6° |
| October | 06:56 | 12:05 | 17:14 | 10 h 18 min | 27.2° |
| November | 07:51 | 12:06 | 16:22 | 8 h 31 min | 18.1° |
| December | 08:27 | 12:19 | 16:11 | 7 h 44 min | 14.6° |
A year of daylight in Usman’
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 Usman’
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: 1234 kWh per kWp.
78°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° | 988 | 80% | 0.42 | 11.8× |
| 15° | 1133 | 92% | 0.67 | 7.8× |
| 30° | 1215 | 99% | 0.88 | 5.8× |
| 41° year-round best | 1234 | 100% | 1.01 | 4.9× |
| 45° | 1231 | 100% | 1.05 | 4.6× |
| 52° = latitude | 1216 | 99% | 1.11 | 4.1× |
| 60° | 1180 | 96% | 1.16 | 3.8× |
| 70° | 1111 | 90% | 1.20 | 3.6× |
| 78° off-grid best | 1037 | 84% | 1.21 | 3.5× |
| 90° | 898 | 73% | 1.19 | 3.4× |
A fixed array in Usman’ produces the most over a year at 41°. The design month for an off-grid system is December: at 78° it makes 1.21 kWh per kWp a day, 20% more than at 41°, and costs 16% of the yearly total. Why steep panels win winter.
Off-grid solar in Usman’ 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 | 0.91 | 2.06 | 1.92 | 1.64 | -9.7 °C |
| February snow | 1.91 | 3.41 | 3.17 | 2.89 | -8.5 °C |
| March snow | 3.33 | 4.80 | 4.37 | 4.25 | -2.4 °C |
| April | 4.22 | 4.18 | 3.67 | 4.24 | 6.7 °C |
| May | 5.69 | 4.51 | 3.84 | 4.91 | 14.8 °C |
| June | 6.11 | 4.31 | 3.60 | 4.85 | 18.6 °C |
| July | 5.91 | 4.38 | 3.62 | 4.76 | 21.8 °C |
| August | 5.03 | 4.56 | 3.79 | 4.58 | 20.9 °C |
| September | 3.38 | 4.07 | 3.48 | 3.74 | 14.4 °C |
| October | 1.77 | 2.75 | 2.41 | 2.36 | 6.4 °C |
| November snow | 0.80 | 1.66 | 1.48 | 1.31 | -0.6 °C |
| December snow | 0.55 | 1.33 | 1.20 | 1.01 | -6.5 °C |
| Year | 3.31 avg | 3.50 avg | 1111 kWh | 1234 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 980 Wp of panels at 70°, versus 1,170 Wp at 41°. The steep array is 16% smaller for the same winter. Size your own system.
Row spacing in Usman’
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.
10.0 mrow pitch at 70°
8.0 mrow pitch at 41°
How Usman’ compares in Russia
Against the other 979 places in Russia with climate data, for a fixed array at its best angle.
320thof 980 places in Russia for sunshine, shared: 3.31 peak sun hours a day on flat ground.
+3%solar energy a year compared with the average place in Russia: 1,234 against 1,196 kWh per kWp.
−49 mindaylight on the longest day, compared with Moscow: 16 h 45 min against 17 h 34 min.
41°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); Usman’ ranks joint 320th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.20 kWh a day here, against 1.31 kWh on average in Russia. The shortest day lasts 7 h 44 min, +44 min compared with Moscow.
Solar forecast for Usman’, 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 Usman’
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Places near Usman’
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A free, live card for Usman’: 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.