Ruling · Durgā Saptamī · 1966

Thursday 20 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 333 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 20 October

Taken. The only morning Saptamī reaches.

sunrise 06:32  07:16 one muhūrta on
05:4406:0806:3206:5607:2007:4408:08

44 of 44 minutes covered

Morning of Friday 21 October

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

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

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 00:23 on Thu 20 Oct to 01:00 on Fri 21 Oct.

    1966-10-19T16:23:23Z → 1966-10-20T16:59:56Z

  2. 02

    Kāla

    The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:32–07:16 on the 20th, 06:33–07:17 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 44 of 44 minutes on the 20th and 0 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 19984 s

  5. 05

    Ruling

    Durgā Saptamī, Baoding, 1966: Thursday 20 October.

    confidence: determinate

Say it like this

In Baoding, Durgā Saptamī 1966 falls on Thursday 20 October. Saptamī runs from 00:23 on Thu 20 Oct to 01:00 on Fri 21 Oct and covers all of the first muhūrta after sunrise that morning.

ahargana.org/baoding/festivals/1966/durga-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 20 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 20 Oct
compat-drikpanchangComparison profileThu 20 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 20thCoveredRuled
Los Angeles09:23 → 10:0007:010 min07:0245 min20 Oct
Chicago11:23 → 12:0007:070 min07:0944 min20 Oct
Jersey City12:23 → 13:0007:120 min07:1344 min20 Oct
Port of Spain12:23 → 13:0005:550 min05:5647 min20 Oct
London17:23 → 18:0007:310 min07:3342 min20 Oct
Durban18:23 → 19:0005:150 min05:1452 min20 Oct
Dubai20:23 → 21:0006:190 min06:1946 min20 Oct
Delhi21:53 → 22:3006:240 min06:2545 min20 Oct
Kolkata21:53 → 22:3005:350 min05:3546 min20 Oct
Singapore23:53 → 00:3006:170 min06:1748 min20 Oct
Sydney02:23 → 03:0005:100 min05:0952 min20 Oct
Suva04:23 → 05:0005:350 min05:3550 min20 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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