Night of Sunday 20 October
Amāvasyā is absent from niśītha. Not taken.
niśītha begins 23:14 00:02 niśītha ends
22:2622:5023:1423:3800:0200:2600:50
0 of 48 minutes covered
Ruling · Kālī Pūjā · 1968
Determinatein Chattogram, under the Rashtriya Panchang method. Clear of every threshold by 223 minutes.
Decide it for
22°20′ N 91°50′ E · Asia/Dhaka · GeoNames 1205733
One ghaṭī is 24 minutes. Niśītha is 1 ghaṭikā either side of midnight.
Night of Sunday 20 October
Amāvasyā is absent from niśītha. Not taken.
0 of 48 minutes covered
Night of Monday 21 October
Taken. The only night Amāvasyā reaches.
48 of 48 minutes covered
Aṅga
Amāvasyā runs from 06:31 on Mon 21 Oct to 03:44 on Tue 22 Oct.
1968-10-21T00:31:11Z → 1968-10-21T21:44:13Z
Kāla
Niśītha is 1 ghaṭikā either side of midnight: 23:14–00:02 on the 20th, 23:13–00:01 on the 21st.
nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′
Rule
Amāvasyā must be present during niśītha. It covers 0 of 48 minutes on the 20th and 48 of 48 on the 21st.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104
Tie-break
Only one night qualifies. No tie-break is needed.
priority: unstated → only-day · margin 13368 s
Ruling
Kālī Pūjā, Chattogram, 1968: Monday 21 October.
confidence: determinate
In Chattogram, Kālī Pūjā 1968 falls on Monday 21 October. Amāvasyā runs from 06:31 on Mon 21 Oct to 03:44 on Tue 22 Oct and covers all of niśītha that night.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Mon 21 Oct |
| Ahargaṇa, classical | Disc centre, no refraction | Mon 21 Oct |
| compat-drikpanchang | Comparison profile | Mon 21 Oct |
| No institution has a recorded ruling for Chattogram. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/kali-puja · ruleset 2026.3-draft
“K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.
Twelve places, west to east. Local clock times.
| Place | Amāvasyā | Niśītha 21st | Covered | Niśītha 22nd | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 17:31 → 14:44 | 00:14 | 0 min | 00:14 | 0 min | 20 Oct |
| Chicago | 19:31 → 16:44 | 00:11 | 0 min | 00:11 | 0 min | 20 Oct |
| Jersey City | 20:31 → 17:44 | 00:17 | 0 min | 00:17 | 0 min | 20 Oct |
| Port of Spain | 20:31 → 17:44 | 23:27 | 0 min | 23:27 | 0 min | 20 Oct |
| London | 01:31 → 22:44 | 00:22 | 0 min | 00:21 | 0 min | 20 Oct |
| Durban | 02:31 → 23:44 | 23:16 | 28 min | 23:16 | 0 min | 21 Oct |
| Dubai | 04:31 → 01:44 | 23:40 | 48 min | 23:39 | 0 min | 21 Oct |
| Delhi | 06:01 → 03:14 | 23:42 | 48 min | 23:42 | 0 min | 21 Oct |
| Kolkata | 06:01 → 03:14 | 22:57 | 48 min | 22:57 | 0 min | 21 Oct |
| Singapore | 08:01 → 05:14 | 23:55 | 48 min | 23:55 | 0 min | 21 Oct |
| Sydney | 10:31 → 07:44 | 23:16 | 48 min | 23:15 | 0 min | 21 Oct |
| Suva | 12:31 → 09:44 | 23:27 | 48 min | 23:27 | 0 min | 21 Oct |