Ruling · Durgā Saptamī · 1923

Tuesday 16 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 611 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 15 October

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

sunrise 06:26  07:11 one muhūrta on
05:3806:0206:2606:5007:1407:3808:02

0 of 45 minutes covered

Morning of Tuesday 16 October

Taken. The only morning Saptamī reaches.

sunrise 06:27  07:12 one muhūrta on
05:3906:0306:2706:5107:1507:3908:03

45 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 18:56 on Mon 15 Oct to 17:23 on Tue 16 Oct.

    1923-10-15T10:55:51Z → 1923-10-16T09:23:28Z

  2. 02

    Kāla

    The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:26–07:11 on the 15th, 06:27–07:12 on the 16th.

    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 45 minutes on the 15th and 45 of 45 on the 16th.

    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 36677 s

  5. 05

    Ruling

    Durgā Saptamī, Baoding, 1923: Tuesday 16 October.

    confidence: determinate

Say it like this

In Baoding, Durgā Saptamī 1923 falls on Tuesday 16 October. Saptamī runs from 18:56 on Mon 15 Oct to 17:23 on Tue 16 Oct and covers all of the first muhūrta after sunrise that morning.

ahargana.org/baoding/festivals/1923/durga-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 16 Oct
Ahargaṇa, classicalDisc centre, no refractionTue 16 Oct
compat-drikpanchangComparison profileTue 16 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 15thCoveredSunrise 16thCoveredRuled
Los Angeles02:56 → 01:2305:5845 min05:580 min15 Oct
Chicago04:56 → 03:2306:0245 min06:030 min15 Oct
Jersey City05:56 → 04:2306:0745 min06:080 min15 Oct
Port of Spain06:56 → 05:2305:550 min05:550 min15 Oct
London10:56 → 09:2306:230 min06:2543 min16 Oct
Durban12:56 → 11:2305:200 min05:1851 min16 Oct
Dubai14:56 → 13:2306:170 min06:1746 min16 Oct
Delhi16:26 → 14:5306:210 min06:2246 min16 Oct
Kolkata16:26 → 14:5305:330 min05:3347 min16 Oct
Singapore17:56 → 16:2305:480 min05:4848 min16 Oct
Sydney20:56 → 19:2305:160 min05:1552 min16 Oct
Suva22:56 → 21:2305:390 min05:3850 min16 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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