Ruling · Durgā Saptamī · 2061

Friday 21 October

Boundaryin Baoding, under the Rashtriya Panchang method. A threshold is only 3 min 58 s away. 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 Thursday 20 October

Saptamī holds for 4 of 44 minutes of the first muhūrta after sunrise, not all of it. Not taken.

sunrise 06:33  07:17 one muhūrta on
Saptamī begins 07:13:02
05:4506:0906:3306:5707:2107:4508:09

4 of 44 minutes covered, the last 4

Morning of Friday 21 October

Taken. The only morning Saptamī reaches.

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

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 07:13 on Thu 20 Oct to 09:27 on Fri 21 Oct.

    2061-10-19T23:13:03Z → 2061-10-21T01:27:13Z

  2. 02

    Kāla

    The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:33–07:17 on the 20th, 06:34–07:18 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 4 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 238 s < 300 s

  5. 05

    Ruling

    Durgā Saptamī, Baoding, 2061: Friday 21 October.

    confidence: boundary (margin)

Say it like this

In Baoding, Durgā Saptamī 2061 falls on Friday 21 October. Saptamī runs from 07:13 on Thu 20 Oct to 09:27 on Fri 21 Oct and covers all of the first muhūrta after sunrise that morning. It is 3 min 58 s from a threshold: treat the date as contested.

ahargana.org/baoding/festivals/2061/durga-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 21 Oct
Ahargaṇa, classicalDisc centre, no refractionFri 21 Oct
compat-drikpanchangComparison profileFri 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 19thCoveredSunrise 21stCoveredRuled
Los Angeles16:13 → 18:2707:020 min07:040 min20 Oct
Chicago18:13 → 20:2707:090 min07:110 min20 Oct
Jersey City19:13 → 21:2707:130 min07:150 min20 Oct
Port of Spain19:13 → 21:2705:560 min05:560 min20 Oct
London00:13 → 02:2707:330 min07:360 min20 Oct
Durban01:13 → 03:2705:140 min05:120 min20 Oct
Dubai03:13 → 05:2706:190 min06:210 min20 Oct
Delhi04:43 → 06:5706:250 min06:2631 min20 Oct
Kolkata04:43 → 06:5705:350 min05:3646 min21 Oct
Singapore07:13 → 09:2706:470 min06:4748 min21 Oct
Sydney10:13 → 12:2706:090 min06:0752 min21 Oct
Suva11:13 → 13:2705:350 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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