Ruling · Mahāṣṭamī (Durga Ashtami) · 1911

Saturday 30 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 204 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 Saturday 30 September

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:44  12:32 madhyāhna ends
10:5611:2011:4412:0812:3212:5613:20

48 of 48 minutes covered

Midday of Sunday 1 October

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:44  12:32 madhyāhna ends
10:5611:2011:4412:0812:3212:5613:20

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 05:53 on Sat 30 Sep to 08:20 on Sun 1 Oct.

    1911-09-29T21:53:18Z → 1911-10-01T00:20:07Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 30th, 11:44–12:32 on the 1st.

    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 30th and 0 of 48 on the 1st.

    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 12229 s

  5. 05

    Ruling

    Mahāṣṭamī, Baoding, 1911: Saturday 30 September.

    confidence: determinate

Say it like this

In Baoding, Mahāṣṭamī (Durga Ashtami) 1911 falls on Saturday 30 September. Aṣṭamī runs from 05:53 on Sat 30 Sep to 08:20 on Sun 1 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1911/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 30 Sep
Ahargaṇa, classicalDisc centre, no refractionSat 30 Sep
compat-drikpanchangComparison profileSat 30 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 29thCoveredMadhyāhna 1stCoveredRuled
Los Angeles13:53 → 16:2011:190 min11:190 min30 Sep
Chicago15:53 → 18:2011:170 min11:160 min30 Sep
Jersey City16:53 → 19:2011:230 min11:220 min30 Sep
Port of Spain17:53 → 20:2011:330 min11:320 min30 Sep
London21:53 → 00:2011:270 min11:260 min30 Sep
Durban23:53 → 02:2011:230 min11:220 min30 Sep
Dubai01:34 → 04:0111:260 min11:260 min30 Sep
Delhi03:23 → 05:5011:480 min11:470 min30 Sep
Kolkata03:23 → 05:5011:030 min11:020 min30 Sep
Singapore04:53 → 07:2011:310 min11:310 min30 Sep
Sydney07:53 → 10:2011:220 min11:220 min30 Sep
Suva09:48 → 12:1511:280 min11:2848 min1 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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