Sunrise · सूर्योदय
05:46
Local civil time, rounded to the minute.World Day Atlas · Saturday
Riyadh
1973-03-31
Local astronomical calendar · Asia/Riyadh · 24.7140°, 46.6750°
Sunset · सूर्यास्त
18:09
Local civil time, rounded to the minute.Daylight
12 h 23 min
24-hour local civil day.Moon illumination
11.8%
Waning crescent
Evaluated at the midpoint of this local civil day; phase angle 320.08°.Day reference
| Gregorian date | 1973-03-31, Saturday |
|---|---|
| Local day begins, UTC | 1973-03-30T21:00:00.000Z |
| Local day ends, UTC | 1973-03-31T21:00:00.000Z |
| Location | Riyadh (24.714, 46.675) |
| Calculation | Astronomy Engine 2.1.19; sea-level observer and standard refraction. |
Nepali calendar date
2029-12-18 BS
Gregorian 1973-03-31 corresponds to 2029-12-18 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 | 03:27 |
|---|---|
| Moonset | 15:17 |
| Moon distance at local-day midpoint | 384,284 km |
On this calendar date across history
Selected records for 03-31 across different historical years; these are not all events from 1973 or from Riyadh.
- 1931: An earthquake in Nicaragua destroys Managua ; killing 2,000. 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 1973-03-31
What time is sunrise in Riyadh on 1973-03-31?
Calculated sunrise is 05:46 in Asia/Riyadh.
What time is sunset in Riyadh on 1973-03-31?
Calculated sunset is 18:09 in Asia/Riyadh.
What is the moon phase on 1973-03-31 in Riyadh?
Waning crescent, with 11.8% illumination at the local-day midpoint.
What is 1973-03-31 in the Nepali calendar?
2029-12-18 BS, using Patro's project calendar table.
How much daylight is there in Riyadh on 1973-03-31?
The sunrise-to-sunset interval is 12 h 23 min.