Ruling · Durgā Saptamī · 1947

Tuesday 21 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 616 minutes.

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 Monday 20 October

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

sunrise 07:32  08:16 one muhūrta on
06:4407:0807:3207:5608:2008:4409:08

0 of 44 minutes covered

Morning of Tuesday 21 October

Taken. The only morning Saptamī reaches.

sunrise 07:33  08:17 one muhūrta on
06:4507:0907:3307:5708:2108:4509:09

44 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 18:31 on Mon 20 Oct to 20:56 on Tue 21 Oct.

    1947-10-20T09:31:25Z → 1947-10-21T11:55:33Z

  2. 02

    Kāla

    The first muhūrta after sunrise is 1st of 15 day muhūrtas: 07:32–08:16 on the 20th, 07:33–08:17 on the 21st.

    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 0 of 44 minutes on the 20th and 44 of 44 on the 21st.

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

  4. 04

    Tie-break

    Only one morning qualifies. No tie-break is needed.

    priority: paraviddha → only-day · margin 36940 s

  5. 05

    Ruling

    Durgā Saptamī, Baoding, 1947: Tuesday 21 October.

    confidence: determinate

Say it like this

In Baoding, Durgā Saptamī 1947 falls on Tuesday 21 October. Saptamī runs from 18:31 on Mon 20 Oct to 20:56 on Tue 21 Oct and covers all of the first muhūrta after sunrise that morning.

ahargana.org/baoding/festivals/1947/durga-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 21 Oct
Ahargaṇa, classicalDisc centre, no refractionTue 21 Oct
compat-drikpanchangComparison profileTue 21 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 20thCoveredSunrise 21stCoveredRuled
Los Angeles01:31 → 03:5606:0245 min06:030 min20 Oct
Chicago03:31 → 05:5606:0844 min06:090 min20 Oct
Jersey City04:31 → 06:5606:1244 min06:1442 min20 Oct
Port of Spain05:31 → 07:5605:5647 min05:5647 min21 Oct
London10:31 → 12:5607:320 min07:3442 min21 Oct
Durban11:31 → 13:5605:140 min05:1352 min21 Oct
Dubai13:31 → 15:5606:190 min06:2046 min21 Oct
Delhi15:01 → 17:2606:250 min06:2545 min21 Oct
Kolkata15:01 → 17:2605:350 min05:3546 min21 Oct
Singapore17:01 → 19:2606:170 min06:1748 min21 Oct
Sydney19:31 → 21:5605:100 min05:0852 min21 Oct
Suva21:31 → 23:5605:350 min05:3450 min21 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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