Well, the Hijri date 20 Shawwal 1410 corresponds to the Gregorian date Tuesday, 15 May 1990. This date lies in the tenth month of the Hijri year 1410 AH, which is Shawwal of 1410 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1410/10/20 is calculated using the Umm Al-Qura calendar and the sighting of the moon. One thing to remember is that this Arabic date may occur on different Gregorian date depending upon the region and country and obviously the moon.
If you are still not sure about the date then you can use our Arabic date converter.
The following is the conversion of the Gregorian date 15 May 1990 to its equivalent Arabic date.
The following is the conversion of the Arabic date 20 Shawwal 1410 AH to its equivalent Gregorian date.
أَوَلَمْ يَرَوْا۟ إِلَىٰ مَا خَلَقَ ٱللَّهُ مِن شَىْءٍۢ يَتَفَيَّؤُا۟ ظِلَٰلُهُۥ عَنِ ٱلْيَمِينِ وَٱلشَّمَآئِلِ سُجَّدًۭا لِّلَّهِ وَهُمْ دَٰخِرُونَ
Have they not observed all things that Allah hath created, how their shadows incline to the right and to the left, making prostration unto Allah, and they are lowly?
Surah An-Nahl(16:48)
Sahih al-Bukhari
Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi)
Chapter: The story of the Ghazwa of Badr
Narrated Ka`b bin Malik:
I never failed to join Allah's Messenger (ﷺ) in any of his Ghazawat except in the Ghazwa of Tabuk. However, I did not take part in the Ghazwa of Badr, but none who failed to take part in it, was blamed, for Allah's Messenger (ﷺ) had gone out to meet the caravans of (Quraish, but Allah caused them (i.e. Muslims) to meet their enemy unexpectedly (with no previous intention) .
Sahih al-Bukhari 3951