Ruling · Mahāṣṭamī (Durgāṣṭamī) · 2022

Monday 3 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 397 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 2 October

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:43  12:31 madhyāhna ends
10:5511:1911:4312:0712:3112:5513:19

0 of 48 minutes covered

Midday of Monday 3 October

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:43  12:31 madhyāhna ends
10:5511:1911:4312:0712:3112:5513:19

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 21:18 on Sun 2 Oct to 19:08 on Mon 3 Oct.

    2022-10-02T13:17:43Z → 2022-10-03T11:08:13Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 2nd, 11:43–12:31 on the 3rd.

    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 2nd and 48 of 48 on the 3rd.

    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 23834 s

  5. 05

    Ruling

    Mahāṣṭamī, Baoding, 2022: Monday 3 October.

    confidence: determinate

Say it like this

In Baoding, Mahāṣṭamī (Durga Ashtami) 2022 falls on Monday 3 October. Aṣṭamī runs from 21:18 on Sun 2 Oct to 19:08 on Mon 3 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2022/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 3 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 3 Oct
compat-drikpanchangComparison profileMon 3 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 2ndCoveredMadhyāhna 3rdCoveredRuled
Los Angeles06:18 → 04:0812:1848 min12:180 min2 Oct
Chicago08:18 → 06:0812:1648 min12:150 min2 Oct
Jersey City09:18 → 07:0812:2148 min12:210 min2 Oct
Port of Spain09:18 → 07:0811:3148 min11:310 min2 Oct
London14:18 → 12:0812:250 min12:250 min3 Oct
Durban15:18 → 13:0811:210 min11:2148 min3 Oct
Dubai17:18 → 15:0811:440 min11:4448 min3 Oct
Delhi18:48 → 16:3811:460 min11:4648 min3 Oct
Kolkata18:48 → 16:3811:020 min11:0248 min3 Oct
Singapore21:18 → 19:0812:300 min12:3048 min3 Oct
Sydney00:18 → 22:0812:210 min12:2148 min3 Oct
Suva01:18 → 23:0811:320 min11:3248 min3 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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