Ruling · Durgā Saptamī · 1986

Friday 10 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 205 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 Thursday 9 October

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

sunrise 06:21  07:07 one muhūrta on
05:3305:5706:2106:4507:0907:3307:57

0 of 46 minutes covered

Morning of Friday 10 October

Taken. The only morning Saptamī reaches.

sunrise 06:22  07:08 one muhūrta on
05:3405:5806:2206:4607:1007:3407:58

46 of 46 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 12:51 on Thu 9 Oct to 10:33 on Fri 10 Oct.

    1986-10-09T04:51:26Z → 1986-10-10T02:32:59Z

  2. 02

    Kāla

    The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:21–07:07 on the 9th, 06:22–07:08 on the 10th.

    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 46 minutes on the 9th and 46 of 46 on the 10th.

    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 12307 s

  5. 05

    Ruling

    Durgā Saptamī, Baoding, 1986: Friday 10 October.

    confidence: determinate

Say it like this

In Baoding, Durgā Saptamī 1986 falls on Friday 10 October. Saptamī runs from 12:51 on Thu 9 Oct to 10:33 on Fri 10 Oct and covers all of the first muhūrta after sunrise that morning.

ahargana.org/baoding/festivals/1986/durga-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 10 Oct
Ahargaṇa, classicalDisc centre, no refractionFri 10 Oct
compat-drikpanchangComparison profileFri 10 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 9thCoveredSunrise 10thCoveredRuled
Los Angeles21:51 → 19:3306:5446 min06:540 min9 Oct
Chicago23:51 → 21:3306:5646 min06:570 min9 Oct
Jersey City00:51 → 22:3307:0146 min07:020 min9 Oct
Port of Spain00:51 → 22:3305:5548 min05:550 min9 Oct
London05:51 → 03:3307:1444 min07:160 min9 Oct
Durban06:51 → 04:3305:260 min05:240 min9 Oct
Dubai08:51 → 06:3306:140 min06:1518 min9 Oct
Delhi10:21 → 08:0306:180 min06:1947 min10 Oct
Kolkata10:21 → 08:0305:310 min05:3147 min10 Oct
Singapore12:51 → 10:3306:500 min06:4948 min10 Oct
Sydney14:51 → 12:3305:230 min05:2151 min10 Oct
Suva16:51 → 14:3305:430 min05:4250 min10 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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