Ruling · Mahāṣṭamī (Durga Ashtami) · 1933

Wednesday 27 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 8 min 59 s.

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 Tuesday 26 September

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:45  12:33 madhyāhna ends
Aṣṭamī begins 12:42:21
10:5711:2111:4512:0912:3312:5713:21

0 of 48 minutes covered

Midday of Wednesday 27 September

Taken. Aṣṭamī reaches neither midday; the rule takes the second day.

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 12:42 on Tue 26 Sep to 10:32 on Wed 27 Sep.

    1933-09-26T04:42:22Z → 1933-09-27T02:31:51Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 26th, 11:45–12:33 on the 27th.

    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 26th and 0 of 48 on the 27th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Neither midday qualifies. The rule takes the second day.

    priority: paraviddha → second-day · margin 539 s

  5. 05

    Ruling

    Mahāṣṭamī, Baoding, 1933: Wednesday 27 September.

    confidence: determinate

Say it like this

In Baoding, Mahāṣṭamī (Durga Ashtami) 1933 falls on Wednesday 27 September. Aṣṭamī runs from 12:42 on Tue 26 Sep to 10:32 on Wed 27 Sep, and reaches madhyāhna on neither day.

ahargana.org/baoding/festivals/1933/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 27 Sep
Ahargaṇa, classicalDisc centre, no refractionWed 27 Sep
compat-drikpanchangComparison profileTue 26 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 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles20:42 → 18:3211:2048 min11:200 min26 Sep
Chicago22:42 → 20:3211:1848 min11:170 min26 Sep
Jersey City23:42 → 21:3211:2348 min11:230 min26 Sep
Port of Spain00:42 → 22:3211:3348 min11:330 min26 Sep
London05:42 → 03:3212:2748 min12:270 min26 Sep
Durban06:42 → 04:3211:2448 min11:230 min26 Sep
Dubai08:42 → 06:3211:4648 min11:460 min26 Sep
Delhi10:12 → 08:0211:4848 min11:480 min26 Sep
Kolkata10:12 → 08:0211:0448 min11:040 min26 Sep
Singapore12:02 → 09:5211:5238 min11:520 min26 Sep
Sydney14:42 → 12:3211:230 min11:2348 min27 Sep
Suva16:42 → 14:3211:340 min11:3448 min27 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

About Ahargaṇa