Ruling · Durgā Saptamī · 1975

Saturday 11 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 566 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 Saturday 11 October

Taken. The only morning Saptamī reaches.

sunrise 06:23  07:08 one muhūrta on
05:3505:5906:2306:4707:1107:3507:59

46 of 46 minutes covered

Morning of Sunday 12 October

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

sunrise 06:24  07:09 one muhūrta on
05:3606:0006:2406:4807:1207:3608:00

0 of 45 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 20:56 on Fri 10 Oct to 20:57 on Sat 11 Oct.

    1975-10-10T12:55:30Z → 1975-10-11T12:57:19Z

  2. 02

    Kāla

    The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:23–07:08 on the 11th, 06:24–07:09 on the 12th.

    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 46 of 46 minutes on the 11th and 0 of 45 on the 12th.

    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 33988 s

  5. 05

    Ruling

    Durgā Saptamī, Baoding, 1975: Saturday 11 October.

    confidence: determinate

Say it like this

In Baoding, Durgā Saptamī 1975 falls on Saturday 11 October. Saptamī runs from 20:56 on Fri 10 Oct to 20:57 on Sat 11 Oct and covers all of the first muhūrta after sunrise that morning.

ahargana.org/baoding/festivals/1975/durga-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 11 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 11 Oct
compat-drikpanchangComparison profileSat 11 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 10thCoveredSunrise 11thCoveredRuled
Los Angeles05:56 → 05:5706:5446 min06:550 min10 Oct
Chicago07:56 → 07:5706:570 min06:5845 min11 Oct
Jersey City08:56 → 08:5707:020 min07:0345 min11 Oct
Port of Spain08:56 → 08:5705:550 min05:5548 min11 Oct
London13:56 → 13:5707:150 min07:1744 min11 Oct
Durban14:56 → 14:5705:250 min05:2451 min11 Oct
Dubai16:56 → 16:5706:150 min06:1547 min11 Oct
Delhi18:26 → 18:2706:190 min06:1946 min11 Oct
Kolkata18:26 → 18:2705:310 min05:3147 min11 Oct
Singapore20:26 → 20:2706:190 min06:1948 min11 Oct
Sydney22:56 → 22:5705:220 min05:2151 min11 Oct
Suva00:56 → 00:5705:420 min05:4150 min11 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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