Ruling · Mahāṣṭamī (Durgāṣṭamī) · 1972

Sunday 15 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 128 minutes.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

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

Midday of Sunday 15 October

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:40  12:28 madhyāhna ends
10:5211:1611:4012:0412:2812:5213:16

48 of 48 minutes covered

Midday of Monday 16 October

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:39  12:27 madhyāhna ends
10:5111:1511:3912:0312:2712:5113:15

0 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 08:07 on Sun 15 Oct to 09:32 on Mon 16 Oct.

    1972-10-15T00:07:07Z → 1972-10-16T01:31:41Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 15th, 11:39–12:27 on the 16th.

    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 15th and 0 of 48 on the 16th.

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

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: paraviddha → only-day · margin 7667 s

  5. 05

    Ruling

    Mahāṣṭamī, Baoding, 1972: Sunday 15 October.

    confidence: determinate

Say it like this

In Baoding, Mahāṣṭamī (Durga Ashtami) 1972 falls on Sunday 15 October. Aṣṭamī runs from 08:07 on Sun 15 Oct to 09:32 on Mon 16 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1972/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 15 Oct
Ahargaṇa, classicalDisc centre, no refractionSun 15 Oct
compat-drikpanchangComparison profileSun 15 Oct
No institution has a recorded ruling for Baoding.

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 15thCoveredMadhyāhna 16thCoveredRuled
Los Angeles17:07 → 18:3212:1448 min12:140 min15 Oct
Chicago19:07 → 20:3212:1248 min12:120 min15 Oct
Jersey City20:07 → 21:3212:1848 min12:180 min15 Oct
Port of Spain20:07 → 21:3211:2848 min11:280 min15 Oct
London01:07 → 02:3212:2248 min12:220 min15 Oct
Durban02:07 → 03:3211:1848 min11:180 min15 Oct
Dubai04:07 → 05:3211:4048 min11:400 min15 Oct
Delhi05:37 → 07:0211:4348 min11:420 min15 Oct
Kolkata05:37 → 07:0210:5848 min10:580 min15 Oct
Singapore07:37 → 09:0211:5648 min11:560 min15 Oct
Sydney10:07 → 11:3211:1748 min11:1715 min16 Oct
Suva12:07 → 13:3211:289 min11:2848 min16 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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