Ruling · Mahāṣṭamī (Durga Ashtami) · 1925

Friday 25 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 181 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 Friday 25 September

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:46  12:34 madhyāhna ends
10:5811:2211:4612:1012:3412:5813:22

48 of 48 minutes covered

Midday of Saturday 26 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 08:44 on Fri 25 Sep to 06:53 on Sat 26 Sep.

    1925-09-25T00:44:18Z → 1925-09-25T22:52:42Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:46–12:34 on the 25th, 11:45–12:33 on the 26th.

    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 25th and 0 of 48 on the 26th.

    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 10886 s

  5. 05

    Ruling

    Mahāṣṭamī, Baoding, 1925: Friday 25 September.

    confidence: determinate

Say it like this

In Baoding, Mahāṣṭamī (Durga Ashtami) 1925 falls on Friday 25 September. Aṣṭamī runs from 08:44 on Fri 25 Sep to 06:53 on Sat 26 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1925/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 25 Sep
Ahargaṇa, classicalDisc centre, no refractionFri 25 Sep
compat-drikpanchangComparison profileFri 25 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 25thCoveredMadhyāhna 26thCoveredRuled
Los Angeles16:44 → 14:5311:2048 min11:200 min25 Sep
Chicago19:44 → 17:5312:1848 min12:180 min25 Sep
Jersey City20:44 → 18:5312:2448 min12:230 min25 Sep
Port of Spain20:44 → 18:5311:3448 min11:330 min25 Sep
London01:44 → 23:5312:2848 min12:270 min25 Sep
Durban02:44 → 00:5311:2448 min11:240 min25 Sep
Dubai04:44 → 02:5311:4648 min11:460 min25 Sep
Delhi06:14 → 04:2311:4948 min11:480 min25 Sep
Kolkata06:14 → 04:2311:0448 min11:040 min25 Sep
Singapore07:44 → 05:5311:3248 min11:320 min25 Sep
Sydney10:44 → 08:5311:2348 min11:230 min25 Sep
Suva12:44 → 10:5311:340 min11:340 min26 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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