Ruling · Mahāṣṭamī (Durgāṣṭamī) · 1955

Monday 24 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 332 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 23 October

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:38  12:26 madhyāhna ends
10:5011:1411:3812:0212:2612:5013:14

0 of 48 minutes covered

Midday of Monday 24 October

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:38  12:26 madhyāhna ends
10:5011:1411:3812:0212:2612:5013:14

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 17:59 on Sun 23 Oct to 20:02 on Mon 24 Oct.

    1955-10-23T09:58:45Z → 1955-10-24T12:02:08Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 23rd, 11:38–12:26 on the 24th.

    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 23rd and 48 of 48 on the 24th.

    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 19942 s

  5. 05

    Ruling

    Mahāṣṭamī, Baoding, 1955: Monday 24 October.

    confidence: determinate

Say it like this

In Baoding, Mahāṣṭamī (Durga Ashtami) 1955 falls on Monday 24 October. Aṣṭamī runs from 17:59 on Sun 23 Oct to 20:02 on Mon 24 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1955/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 24 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 24 Oct
compat-drikpanchangComparison profileMon 24 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 23rdCoveredMadhyāhna 24thCoveredRuled
Los Angeles01:59 → 04:0211:1348 min11:130 min23 Oct
Chicago04:59 → 07:0212:1148 min12:110 min23 Oct
Jersey City05:59 → 08:0212:1648 min12:160 min23 Oct
Port of Spain05:59 → 08:0211:2648 min11:260 min23 Oct
London09:59 → 12:0211:2148 min11:2042 min24 Oct
Durban11:59 → 14:0211:176 min11:1648 min24 Oct
Dubai13:59 → 16:0211:390 min11:3948 min24 Oct
Delhi15:29 → 17:3211:410 min11:4148 min24 Oct
Kolkata15:29 → 17:3210:570 min10:5748 min24 Oct
Singapore17:29 → 19:3211:550 min11:5548 min24 Oct
Sydney19:59 → 22:0211:160 min11:1648 min24 Oct
Suva21:59 → 00:0211:270 min11:2748 min24 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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