Ruling · Mahāṣṭamī (Durga Ashtami) · 1903

Monday 28 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 93 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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 Monday 28 September

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:45  12:33 madhyāhna ends
10:5711:2111:4512:0912:3312:5713:21

48 of 48 minutes covered

Midday of Tuesday 29 September

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:45  12:33 madhyāhna ends
10:5711:2111:4512:0912:3312:5713:21

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 08:12 on Mon 28 Sep to 10:11 on Tue 29 Sep.

    1903-09-28T00:12:16Z → 1903-09-29T02:11:16Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 28th, 11:45–12:33 on the 29th.

    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 28th and 0 of 48 on the 29th.

    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 5601 s

  5. 05

    Ruling

    Mahāṣṭamī, Baoding, 1903: Monday 28 September.

    confidence: determinate

Say it like this

In Baoding, Mahāṣṭamī (Durga Ashtami) 1903 falls on Monday 28 September. Aṣṭamī runs from 08:12 on Mon 28 Sep to 10:11 on Tue 29 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1903/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 28 Sep
Ahargaṇa, classicalDisc centre, no refractionMon 28 Sep
compat-drikpanchangComparison profileMon 28 Sep
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 28thCoveredMadhyāhna 29thCoveredRuled
Los Angeles16:12 → 18:1111:2048 min11:190 min28 Sep
Chicago18:12 → 20:1111:1748 min11:170 min28 Sep
Jersey City19:12 → 21:1111:2348 min11:230 min28 Sep
Port of Spain20:12 → 22:1111:3348 min11:330 min28 Sep
London00:12 → 02:1111:2748 min11:270 min28 Sep
Durban02:12 → 04:1111:2348 min11:230 min28 Sep
Dubai03:53 → 05:5211:2748 min11:260 min28 Sep
Delhi05:33 → 07:3211:3948 min11:390 min28 Sep
Kolkata05:33 → 07:3210:5448 min10:540 min28 Sep
Singapore07:07 → 09:0611:2748 min11:260 min28 Sep
Sydney10:12 → 12:1111:2348 min11:2248 min29 Sep
Suva12:07 → 14:0611:299 min11:2848 min29 Sep
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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