Ruling · Mahāṣṭamī (Durga Ashtami) · 1920

Wednesday 20 October

Determinatein Algiers, under the Rashtriya Panchang method. Clear of every threshold by 7 min 36 s.

Decide it for

36°44′ N 3°05′ E · Africa/Algiers · GeoNames 2507480

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Tuesday 19 October

Qualifies with 40 of 48 minutes. Not taken.

madhyāhna begins 12:08  12:56 madhyāhna ends
Aṣṭamī begins 12:16:03
11:2011:4412:0812:3212:5613:2013:44

40 of 48 minutes covered, the last 40

Midday of Wednesday 20 October

Taken. Both middays qualify; the rule takes the second.

madhyāhna begins 12:08  12:56 madhyāhna ends
11:2011:4412:0812:3212:5613:2013:44

48 of 48 minutes covered

Aṣṭamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 12:16 on Tue 19 Oct to 14:37 on Wed 20 Oct.

    1920-10-19T11:16:03Z → 1920-10-20T13:36:50Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:08–12:56 on the 19th, 12:08–12:56 on the 20th.

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

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 40 of 48 minutes on the 19th and 48 of 48 on the 20th.

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

  4. 04

    Tie-break

    Both middays qualify. Paraviddhā: the second is taken.

    priority: paraviddha → paraviddha · margin 456 s

  5. 05

    Ruling

    Mahāṣṭamī, Algiers, 1920: Wednesday 20 October.

    confidence: determinate

Say it like this

In Algiers, Mahāṣṭamī (Durga Ashtami) 1920 falls on Wednesday 20 October. Aṣṭamī runs from 12:16 on Tue 19 Oct to 14:37 on Wed 20 Oct and covers all of madhyāhna that midday. It also reaches the previous midday for 40 minutes; by the rule the second midday is taken.

ahargana.org/algiers/festivals/1920/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 20 Oct
Ahargaṇa, classicalDisc centre, no refractionWed 20 Oct
compat-drikpanchangComparison profileWed 20 Oct
No institution has a recorded ruling for Algiers.

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

The rule, as data

/rules/mahashtami · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Śukla · Aṣṭamī
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 104

“S 8 Mahastami (paraviddha)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīMadhyāhna 19thCoveredMadhyāhna 20thCoveredRuled
Los Angeles03:16 → 05:3711:1448 min11:140 min19 Oct
Chicago06:16 → 08:3712:1148 min12:110 min19 Oct
Jersey City07:16 → 09:3712:1748 min12:170 min19 Oct
Port of Spain07:16 → 09:3711:2748 min11:270 min19 Oct
London12:16 → 14:3712:2148 min12:2148 min20 Oct
Durban13:16 → 15:3711:170 min11:1748 min20 Oct
Dubai15:16 → 17:3711:400 min11:4048 min20 Oct
Delhi16:46 → 19:0711:420 min11:4248 min20 Oct
Kolkata16:46 → 19:0710:580 min10:5748 min20 Oct
Singapore18:16 → 20:3711:260 min11:2648 min20 Oct
Sydney21:16 → 23:3711:170 min11:1648 min20 Oct
Suva23:16 → 01:3711:280 min11:2748 min20 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
mahashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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