Ruling · Mahāṣṭamī (Durga Ashtami) · 2080

Monday 21 October

Determinatein Multan, under the Rashtriya Panchang method. Clear of every threshold by 13 minutes.

Decide it for

30°12′ N 71°29′ E · Asia/Karachi · GeoNames 1169825

The two middays

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

Midday of Sunday 20 October

Qualifies with 48 of 48 minutes. Not taken.

madhyāhna begins 11:35  12:23 madhyāhna ends
10:4711:1111:3511:5912:2312:4713:11

48 of 48 minutes covered

Midday of Monday 21 October

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

madhyāhna begins 11:35  12:23 madhyāhna ends
Aṣṭamī ends 11:47:05
10:4711:1111:3511:5912:2312:4713:11

13 of 48 minutes covered, the first 13

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

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 09:22 on Sun 20 Oct to 11:47 on Mon 21 Oct.

    2080-10-20T04:22:03Z → 2080-10-21T06:47:06Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 20th, 11:35–12:23 on the 21st.

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

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 20th and 13 of 48 on the 21st.

    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 750 s

  5. 05

    Ruling

    Mahāṣṭamī, Multan, 2080: Monday 21 October.

    confidence: determinate

Say it like this

In Multan, Mahāṣṭamī (Durga Ashtami) 2080 falls on Monday 21 October. Aṣṭamī runs from 09:22 on Sun 20 Oct to 11:47 on Mon 21 Oct and covers 13 of 48 minutes of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken.

ahargana.org/multan/festivals/2080/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 21 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 21 Oct
compat-drikpanchangComparison profileMon 21 Oct
No institution has a recorded ruling for Multan.

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 20thCoveredMadhyāhna 21stCoveredRuled
Los Angeles21:22 → 23:4712:1448 min12:130 min20 Oct
Chicago23:22 → 01:4712:1148 min12:110 min20 Oct
Jersey City00:22 → 02:4712:1748 min12:170 min20 Oct
Port of Spain00:22 → 02:4711:2748 min11:270 min20 Oct
London05:22 → 07:4712:2148 min12:210 min20 Oct
Durban06:22 → 08:4711:1748 min11:170 min20 Oct
Dubai08:22 → 10:4711:3948 min11:390 min20 Oct
Delhi09:52 → 12:1711:4248 min11:4236 min21 Oct
Kolkata09:52 → 12:1710:5748 min10:5748 min21 Oct
Singapore12:22 → 14:4712:2548 min12:2548 min21 Oct
Sydney15:22 → 17:4712:160 min12:1648 min21 Oct
Suva16:22 → 18:4711:270 min11:2748 min21 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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