Ruling · Durgā Saptamī · 2031

Wednesday 22 October

Boundaryin Baoding, under the Rashtriya Panchang method. Saptamī reaches the first muhūrta after sunrise on neither day and the rule does not say what then. Say “contested”.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two mornings

One ghaṭī is 24 minutes. The first muhūrta after sunrise is 1st of 15 day muhūrtas.

Morning of Wednesday 22 October

Taken. Saptamī reaches neither morning; this is the day it falls on.

sunrise 06:34  07:18 one muhūrta on
Saptamī begins 06:51:41
05:4606:1006:3406:5807:2207:4608:10

26 of 44 minutes covered, the last 26

Morning of Thursday 23 October

Saptamī is absent from the first muhūrta after sunrise. Not taken.

sunrise 06:35  07:19 one muhūrta on
05:4706:1106:3506:5907:2307:4708:11

0 of 44 minutes covered

Saptamī presentThe first muhūrta after sunrise, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Saptamī runs from 06:52 on Wed 22 Oct to 04:42 on Thu 23 Oct.

    2031-10-21T22:51:41Z → 2031-10-22T20:42:03Z

  2. 02

    Kāla

    The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:34–07:18 on the 22nd, 06:35–07:19 on the 23rd.

    udaya-1: day-muhurta-1-1 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Saptamī must hold through the first muhūrta after sunrise. It covers 26 of 44 minutes on the 22nd and 0 of 44 on the 23rd.

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

  4. 04

    Tie-break

    Neither morning qualifies. The day the tithi falls on is taken.

    priority: paraviddha → tithi-day · margin 1046 s

  5. 05

    Ruling

    Durgā Saptamī, Baoding, 2031: Wednesday 22 October.

    confidence: boundary (absent-unstated)

Say it like this

In Baoding, Durgā Saptamī 2031 falls on Wednesday 22 October. Saptamī runs from 06:52 on Wed 22 Oct to 04:42 on Thu 23 Oct, and reaches the first muhūrta after sunrise on neither day.

ahargana.org/baoding/festivals/2031/durga-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 22 Oct
Ahargaṇa, classicalDisc centre, no refractionWed 22 Oct
compat-drikpanchangComparison profileWed 22 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/durga-saptami · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Śukla · Saptamī
Kāla
The first muhūrta after sunrise
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 104

“S 7 Durga saptami (paraviddha) — covering one muhurta from sunrise” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceSaptamīSunrise 21stCoveredSunrise 22ndCoveredRuled
Los Angeles15:52 → 13:4207:030 min07:0444 min22 Oct
Chicago17:52 → 15:4207:100 min07:1143 min22 Oct
Jersey City18:52 → 16:4207:140 min07:1543 min22 Oct
Port of Spain18:52 → 16:4205:560 min05:5647 min22 Oct
London23:52 → 21:4207:350 min07:3641 min22 Oct
Durban00:52 → 22:4205:120 min05:1152 min22 Oct
Dubai02:52 → 00:4206:200 min06:2146 min22 Oct
Delhi04:22 → 02:1206:260 min06:2645 min22 Oct
Kolkata04:22 → 02:1205:360 min05:3646 min22 Oct
Singapore06:52 → 04:4206:470 min06:4744 min22 Oct
Sydney09:52 → 07:4206:080 min06:060 min23 Oct
Suva10:52 → 08:4205:340 min05:330 min23 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
durga-saptami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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