Friday 16 October

How it was decided

1. 01

   Aṅga

   Amāvasyā runs from 23:47 on Fri 16 Oct to 23:36 on Sat 17 Oct.

   1925-10-16T18:17:09Z → 1925-10-17T18:05:36Z

2. 02

   Kāla

   Niśītha is 1 ghaṭikā either side of midnight: 23:28–00:16 on the 16th, 23:28–00:16 on the 17th.

   nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

3. 03

   Rule

   Amāvasyā must be present during niśītha. It covers 29 of 48 minutes on the 16th and 8 of 48 on the 17th.

   Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

4. 04

   Tie-break

   Both nights qualify and the rule marks neither. The one covered longer is ruled, as a boundary.

   priority: unstated → greater-coverage · margin 461 s

5. 05

   Ruling

   Kālī Pūjā, Lucknow, 1925: Friday 16 October.

   confidence: boundary (tie-break-unstated)

Say it like this

In Lucknow, Kālī Pūjā 1925 falls on Friday 16 October. Amāvasyā runs from 23:47 on Fri 16 Oct to 23:36 on Sat 17 Oct and covers 29 of 48 minutes of niśītha that night. It also reaches the next night for 8 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.

Copy with citation

Who says what

Institutional rulings are recorded with a source address, and are never edited to agree.