Ruling · Mahāṣṭamī (Durga Ashtami) · 1951

Monday 8 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 386 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 7 October

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:42  12:30 madhyāhna ends
10:5411:1811:4212:0612:3012:5413:18

0 of 48 minutes covered

Midday of Monday 8 October

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:42  12:30 madhyāhna ends
10:5411:1811:4212:0612:3012:5413:18

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 21:06 on Sun 7 Oct to 18:56 on Mon 8 Oct.

    1951-10-07T13:05:40Z → 1951-10-08T10:55:43Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 7th, 11:42–12:30 on the 8th.

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

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 7th and 48 of 48 on the 8th.

    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 23161 s

  5. 05

    Ruling

    Mahāṣṭamī, Baoding, 1951: Monday 8 October.

    confidence: determinate

Say it like this

In Baoding, Mahāṣṭamī (Durga Ashtami) 1951 falls on Monday 8 October. Aṣṭamī runs from 21:06 on Sun 7 Oct to 18:56 on Mon 8 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1951/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 8 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 8 Oct
compat-drikpanchangComparison profileMon 8 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 7thCoveredMadhyāhna 8thCoveredRuled
Los Angeles05:06 → 02:5611:1748 min11:160 min7 Oct
Chicago07:06 → 04:5611:1448 min11:140 min7 Oct
Jersey City08:06 → 05:5611:2048 min11:200 min7 Oct
Port of Spain09:06 → 06:5611:3048 min11:300 min7 Oct
London14:06 → 11:5612:240 min12:240 min8 Oct
Durban15:06 → 12:5611:200 min11:2048 min8 Oct
Dubai17:06 → 14:5611:430 min11:4248 min8 Oct
Delhi18:36 → 16:2611:450 min11:4548 min8 Oct
Kolkata18:36 → 16:2611:010 min11:0048 min8 Oct
Singapore20:36 → 18:2611:590 min11:5848 min8 Oct
Sydney23:06 → 20:5611:200 min11:1948 min8 Oct
Suva01:06 → 22:5611:310 min11:3048 min8 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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