Solarposition.org

Brakna · Mauritania · 17.51° N · 13.09° W

Solar position in Magṭa‘ Laḥjar

Sun position, daylight and the best solar panel angle for Magṭa‘ Laḥjar — computed for 17.51° N, 13.09° W, 60 m above sea level.

Sunrise today06:48102° ESE
Sunset today18:24258° WSW
Best panel angle17°year-round, facing south
Off-grid angle19°best for the darkest month

The sun right now

Azimuth180.0°
Elevation60.6°
At solar noon, 12:36Open on the sun map

Sun in Magṭa‘ Laḥjar today

Saturday, 24 October 2026 · local time UTC

EventTimeDirection / height
Astronomical dawn05:35sun 18° below horizon
Nautical dawn06:0012° below
Civil dawn06:266° below
Sunrise06:48102° ESE
Golden hour ends07:17sun 6° up
Solar noon12:3660.6° high
Golden hour starts17:55sun 6° up
Sunset18:24258° WSW
Civil dusk18:466° below
Nautical dusk19:1212° below
Astronomical dusk19:3718° below
Day length11 h 37 min

Sun path diagram for Magṭa‘ Laḥjar

Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.

15°30°45°60°75°N30°60°E120°150°S210°240°W300°330°June solstice78910111213141516171819EquinoxDecember solstice89101112131415161718Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 84.1° at solar noon in Magṭa‘ Laḥjar; on the December solstice only 49.1°. Sunrise swings from 65° ENE in June to 114° ESE in December — a 49° 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.

MonthSunriseSolar noonSunsetDay lengthNoon elevation
January07:2613:0318:4111 h 15 min52.7°
February07:1513:0618:5611 h 40 min62.1°
March06:5512:5919:0312 h 08 min72.9°
April06:3212:5119:1012 h 38 min84.5°
May06:1812:4819:1913 h 01 min87.3°
June06:1812:5419:2913 h 11 min84.1°
July06:2812:5819:2913 h 01 min87.1°
August06:3612:5519:1412 h 38 min84.5°
September06:4112:4518:4912 h 08 min73.1°
October06:4712:3618:2611 h 39 min61.7°
November07:0012:3818:1511 h 15 min52.5°
December07:1712:5018:2211 h 05 min49.1°

A year of daylight in Magṭa‘ Laḥjar

Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.

00:0003:0006:0009:0012:0015:0018:0021:0000:00JanFebMarAprMayJunJulAugSepOctNovDec

Best solar panel angle in Magṭa‘ Laḥjar

Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.

17°collects the most energy over a year: 1881 kWh per kWp.

19°gives the most in the darkest month — the one an off-grid system is sized for.

20%30%40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 17°Best worst-month 19°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°181596%3.991.4×
15°1880100%4.701.2×
17° year-round best1881100%4.781.2×
18° = latitude1881100%4.811.2×
19° off-grid best1880100%4.851.2×
30°184198%5.141.3×
45°170090%5.271.5×
60°146878%5.101.9×
70°127268%4.812.4×
90°86946%3.873.0×

A fixed array in Magṭa‘ Laḥjar produces the most over a year at 17°. The design month for an off-grid system is December: at 19° it makes 4.85 kWh per kWp a day, 1% more than at 17°, and costs 0% of the yearly total. Why steep panels win winter.

Off-grid solar in Magṭa‘ Laḥjar at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 17° (year-round best).

0123456January: 4.86 (70°)4.9JanFebruary: 4.53 (70°)4.5FebMarch: 4.01 (70°)4.0MarApril: 2.99 (70°)3.0AprMay: 2.25 (70°)2.2MayJune: 2.00 (70°)2.0JunJuly: 2.10 (70°)2.1JulAugust: 2.46 (70°)2.5AugSeptember: 3.18 (70°)3.2SepOctober: 4.04 (70°)4.0OctNovember: 4.65 (70°)4.7NovDecember: 4.81 (70°)4.8Dec17°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 17°Mean temp.
January5.315.854.865.0121.7 °C
February6.025.514.535.3524.1 °C
March6.954.944.015.7427.7 °C
April7.403.752.995.6631.2 °C
May7.422.882.255.3534.3 °C
June7.142.592.005.0535.2 °C
July6.822.692.104.9332.9 °C
August6.553.102.464.9331.3 °C
September6.283.983.184.9831.1 °C
October6.075.044.045.1230.4 °C
November5.435.724.654.9626.9 °C
December5.025.834.814.7823.2 °C
Year6.37 avg4.32 avg1272 kWh1881 kWh

Sizing example. To run a 1 kWh-per-day load through June on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 590 Wp of panels at 70°, versus 250 Wp at 17°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in Magṭa‘ Laḥjar

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.

2.5 mrow pitch at 70°

2.5 mrow pitch at 17°

Row spacing calculator

How Magṭa‘ Laḥjar compares in Mauritania

Against the other 25 places in Mauritania with climate data, for a fixed array at its best angle.

1stof 26 places in Mauritania for sunshine, shared: 6.37 peak sun hours a day on flat ground.

+2%solar energy a year compared with the average place in Mauritania: 1,881 against 1,845 kWh per kWp.

−2 mindaylight on the longest day, compared with Nouakchott: 13 h 11 min against 13 h 13 min.

17°best year-round tilt here; across Mauritania it runs from 15° in Sélibaby to 22° in Zouérat.

Magṭa‘ Laḥjar shares the top spot for sunshine among the 26 places in Mauritania (6.37 peak sun hours a day); the least sunny is El ’Ayoûn with 6.03. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 2.00 kWh a day here, against 1.95 kWh on average in Mauritania. The shortest day lasts 11 h 05 min, +2 min compared with Nouakchott.

The sunniest places in Mauritania

Solar forecast for Magṭa‘ Laḥjar, next 48 hours

Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.

Loading the latest forecast…

Questions about the sun in Magṭa‘ Laḥjar

What is the best solar panel angle in Magṭa‘ Laḥjar?
For a fixed array facing south, the best year-round tilt in Magṭa‘ Laḥjar is 17°, worth about 1881 kWh per kWp a year. An off-grid system that has to get through December does better at about 19°.
What time is sunrise and sunset in Magṭa‘ Laḥjar today?
On 24 October 2026 the sun rises at 06:48 and sets at 18:24 local time (UTC), giving 11 h 37 min of daylight. Solar noon is at 12:36.
How many peak sun hours does Magṭa‘ Laḥjar get?
On a flat surface 6.4 hours a day averaged over the year, from 5.0 in December to 7.4 in May. Panels tilted at 70° receive 2.6 sun hours a day in June.
How high does the sun get in Magṭa‘ Laḥjar?
At solar noon the sun stands 84.1° above the horizon on the June solstice and 49.1° on the December solstice.
Is Magṭa‘ Laḥjar a good place for solar panels?
With 6.4 peak sun hours a day on flat ground, Magṭa‘ Laḥjar ranks joint 1st of 26 places in Mauritania for sunshine. A 1 kWp array at the best angle (17°) makes about 1,881 kWh a year here, 2% more than the average place in Mauritania.

Places near Magṭa‘ Laḥjar

All places in Mauritania

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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.