Sunrise · सूर्योदय
05:34
Local civil time, rounded to the minute.World Day Atlas · Tuesday
Riyadh
1981-09-01
Local astronomical calendar · Asia/Riyadh · 24.7140°, 46.6750°
Sunset · सूर्यास्त
18:12
Local civil time, rounded to the minute.Daylight
12 h 38 min
24-hour local civil day.Moon illumination
8.1%
Waxing crescent
Evaluated at the midpoint of this local civil day; phase angle 32.66°.Day reference
| Gregorian date | 1981-09-01, Tuesday |
|---|---|
| Local day begins, UTC | 1981-08-31T21:00:00.000Z |
| Local day ends, UTC | 1981-09-01T21:00:00.000Z |
| Location | Riyadh (24.714, 46.675) |
| Calculation | Astronomy Engine 2.1.19; sea-level observer and standard refraction. |
Nepali calendar date
2038-05-16 BS
Gregorian 1981-09-01 corresponds to 2038-05-16 in the project calendar archive. This is a civil-date conversion, not a conversion of a local instant to Nepal time.
Month lengths are validated against the existing synchronized Patro archive.Moonrise and moonset
| Moonrise | 07:53 |
|---|---|
| Moonset | 20:12 |
| Moon distance at local-day midpoint | 396,230 km |
On this calendar date across history
Selected records for 09-01 across different historical years; these are not all events from 1981 or from Riyadh.
- 1967: Six-Day War : The Khartoum Resolution is issued at the Arab Summit, and eight countries adopt the "three 'no's against Israel". Source
Reused from Patro’s source-backed history archive. Wikipedia-derived records retain linked attribution; text is available under its applicable CC BY-SA terms. Explore history · Time Machine
Nepali calendar vocabulary
सूर्योदय = sunrise · सूर्यास्त = sunset · चन्द्रमा = Moon · मिति = date · पात्रो = calendar
Calendar dictionary · Nepali typing · Preeti / Unicode converter
Questions about Riyadh on 1981-09-01
What time is sunrise in Riyadh on 1981-09-01?
Calculated sunrise is 05:34 in Asia/Riyadh.
What time is sunset in Riyadh on 1981-09-01?
Calculated sunset is 18:12 in Asia/Riyadh.
What is the moon phase on 1981-09-01 in Riyadh?
Waxing crescent, with 8.1% illumination at the local-day midpoint.
What is 1981-09-01 in the Nepali calendar?
2038-05-16 BS, using Patro's project calendar table.
How much daylight is there in Riyadh on 1981-09-01?
The sunrise-to-sunset interval is 12 h 38 min.