Ruling · Durgā Saptamī · 2057

Friday 5 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 191 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 4 October

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

sunrise 06:17  07:04 one muhūrta on
05:2905:5306:1706:4107:0507:2907:53

0 of 47 minutes covered

Morning of Friday 5 October

Taken. The only morning Saptamī reaches.

sunrise 06:18  07:05 one muhūrta on
05:3005:5406:1806:4207:0607:3007:54

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 12:22 on Thu 4 Oct to 10:16 on Fri 5 Oct.

    2057-10-04T04:21:55Z → 2057-10-05T02:15:33Z

  2. 02

    Kāla

    The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:17–07:04 on the 4th, 06:18–07:05 on the 5th.

    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 47 minutes on the 4th and 46 of 46 on the 5th.

    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 11454 s

  5. 05

    Ruling

    Durgā Saptamī, Baoding, 2057: Friday 5 October.

    confidence: determinate

Say it like this

In Baoding, Durgā Saptamī 2057 falls on Friday 5 October. Saptamī runs from 12:22 on Thu 4 Oct to 10:16 on Fri 5 Oct and covers all of the first muhūrta after sunrise that morning.

ahargana.org/baoding/festivals/2057/durga-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 5 Oct
Ahargaṇa, classicalDisc centre, no refractionFri 5 Oct
compat-drikpanchangComparison profileFri 5 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 4thCoveredSunrise 5thCoveredRuled
Los Angeles21:22 → 19:1606:5147 min06:510 min4 Oct
Chicago23:22 → 21:1606:5246 min06:530 min4 Oct
Jersey City00:22 → 22:1606:5746 min06:580 min4 Oct
Port of Spain00:22 → 22:1605:5548 min05:550 min4 Oct
London05:22 → 03:1607:0746 min07:090 min4 Oct
Durban06:22 → 04:1605:310 min05:290 min4 Oct
Dubai08:22 → 06:1606:130 min06:133 min4 Oct
Delhi09:52 → 07:4606:160 min06:1747 min5 Oct
Kolkata09:52 → 07:4605:290 min05:3047 min5 Oct
Singapore12:22 → 10:1606:510 min06:5048 min5 Oct
Sydney14:22 → 12:1605:280 min05:2750 min5 Oct
Suva16:22 → 14:1605:460 min05:4549 min5 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

About Ahargaṇa