Ruling · Durgā Saptamī · 1988

Tuesday 18 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 143 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 17 October

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

sunrise 06:30  07:14 one muhūrta on
05:4206:0606:3006:5407:1807:4208:06

0 of 44 minutes covered

Morning of Tuesday 18 October

Taken. The only morning Saptamī reaches.

sunrise 06:31  07:15 one muhūrta on
05:4306:0706:3106:5507:1907:4308:07

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 10:30 on Mon 17 Oct to 09:38 on Tue 18 Oct.

    1988-10-17T02:30:27Z → 1988-10-18T01:38:20Z

  2. 02

    Kāla

    The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:30–07:14 on the 17th, 06:31–07:15 on the 18th.

    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 44 minutes on the 17th and 44 of 44 on the 18th.

    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 8604 s

  5. 05

    Ruling

    Durgā Saptamī, Baoding, 1988: Tuesday 18 October.

    confidence: determinate

Say it like this

In Baoding, Durgā Saptamī 1988 falls on Tuesday 18 October. Saptamī runs from 10:30 on Mon 17 Oct to 09:38 on Tue 18 Oct and covers all of the first muhūrta after sunrise that morning.

ahargana.org/baoding/festivals/1988/durga-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 18 Oct
Ahargaṇa, classicalDisc centre, no refractionTue 18 Oct
compat-drikpanchangComparison profileTue 18 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 17thCoveredSunrise 18thCoveredRuled
Los Angeles19:30 → 18:3807:0045 min07:010 min17 Oct
Chicago21:30 → 20:3807:0644 min07:070 min17 Oct
Jersey City22:30 → 21:3807:1044 min07:110 min17 Oct
Port of Spain22:30 → 21:3805:5547 min05:550 min17 Oct
London03:30 → 02:3807:2842 min07:300 min17 Oct
Durban04:30 → 03:3805:1651 min05:150 min17 Oct
Dubai06:30 → 05:3806:1834 min06:190 min17 Oct
Delhi08:00 → 07:0806:230 min06:2444 min17 Oct
Kolkata08:00 → 07:0805:340 min05:3446 min18 Oct
Singapore10:30 → 09:3806:480 min06:4848 min18 Oct
Sydney12:30 → 11:3805:120 min05:1152 min18 Oct
Suva14:30 → 13:3805:360 min05:3650 min18 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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