Forenoon of Monday 31 October
Taken. Both forenoons qualify; the rule is silent, and this one is covered longer.
05:21 sunrisepūrvāhṇa ends 09:47
Pratipadā begins 07:38:26
04:5705:4506:3307:2108:0908:5709:45
129 of 266 minutes covered, the last 129
Ruling · Dyūta Pratipad · 1921
Boundaryin Perth, under the Rashtriya Panchang method. Both forenoons qualify and the rule does not say which to take. Say “contested”.
One ghaṭī is 24 minutes. Pūrvāhṇa is first 5 of 15 day muhūrtas.
Forenoon of Monday 31 October
Taken. Both forenoons qualify; the rule is silent, and this one is covered longer.
129 of 266 minutes covered, the last 129
Forenoon of Tuesday 1 November
Qualifies with 55 of 267 minutes. Not taken.
55 of 267 minutes covered, the first 55
Aṅga
Pratipadā runs from 07:38 on Mon 31 Oct to 06:15 on Tue 1 Nov.
1921-10-30T23:38:26Z → 1921-10-31T22:15:11Z
Kāla
Pūrvāhṇa is first 5 of 15 day muhūrtas: 05:21–09:47 on the 31st, 05:20–09:47 on the 1st.
purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′
Rule
Pratipadā must be present during pūrvāhṇa. It covers 129 of 266 minutes on the 31st and 55 of 267 on the 1st.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104
Tie-break
Both forenoons qualify and the rule marks neither. The one covered longer is ruled, as a boundary.
priority: unstated → greater-coverage · margin 3299 s
Ruling
Dyūta Pratipad, Perth, 1921: Monday 31 October.
confidence: boundary (tie-break-unstated)
In Perth, Dyūta Pratipad 1921 falls on Monday 31 October. Pratipadā runs from 07:38 on Mon 31 Oct to 06:15 on Tue 1 Nov and covers 129 of 266 minutes of pūrvāhṇa that forenoon. It also reaches the next forenoon for 55 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Mon 31 Oct |
| Ahargaṇa, classical | Disc centre, no refraction | Mon 31 Oct |
| compat-drikpanchang | Comparison profile | Mon 31 Oct |
| No institution has a recorded ruling for Perth. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/dyuta-pratipad · ruleset 2026.3-draft
“S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.
Twelve places, west to east. Local clock times.
| Place | Pratipadā | Sunrise 30th | Covered | Sunrise 31st | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 15:38 → 14:15 | 06:11 | 0 min | 06:12 | 216 min | 31 Oct |
| Chicago | 17:38 → 16:15 | 06:20 | 0 min | 06:22 | 208 min | 31 Oct |
| Jersey City | 18:38 → 17:15 | 06:24 | 0 min | 06:25 | 210 min | 31 Oct |
| Port of Spain | 19:38 → 18:15 | 05:57 | 0 min | 05:57 | 235 min | 31 Oct |
| London | 23:38 → 22:15 | 06:50 | 0 min | 06:52 | 195 min | 31 Oct |
| Durban | 01:38 → 00:15 | 05:04 | 0 min | 05:03 | 264 min | 31 Oct |
| Dubai | 03:38 → 02:15 | 06:25 | 0 min | 06:26 | 225 min | 31 Oct |
| Delhi | 05:08 → 03:45 | 06:31 | 0 min | 06:32 | 222 min | 31 Oct |
| Kolkata | 05:08 → 03:45 | 05:40 | 0 min | 05:40 | 227 min | 31 Oct |
| Singapore | 06:38 → 05:15 | 05:46 | 0 min | 05:46 | 189 min | 31 Oct |
| Sydney | 09:38 → 08:15 | 04:58 | 0 min | 04:57 | 0 min | 1 Nov |
| Suva | 11:38 → 10:15 | 05:29 | 0 min | 05:28 | 0 min | 1 Nov |