Ruling · Śītalā Saptamī · 1937

Saturday 28 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 494 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Friday 27 August

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

0 of 48 minutes covered

Midday of Saturday 28 August

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

48 of 48 minutes covered

Saptamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Saptamī runs from 23:03 on Fri 27 Aug to 20:57 on Sat 28 Aug.

    1937-08-27T15:02:38Z → 1937-08-28T12:57:21Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 27th, 11:55–12:43 on the 28th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 27th and 48 of 48 on the 28th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 29652 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 1937: Saturday 28 August.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 1937 falls on Saturday 28 August. Saptamī runs from 23:03 on Fri 27 Aug to 20:57 on Sat 28 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1937/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 28 Aug
Ahargaṇa, classicalDisc centre, no refractionSat 28 Aug
compat-drikpanchangComparison profileSat 28 Aug
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/shitala-saptami · ruleset 2026.3-draft

Month
Śrāvaṇa, amānta
Pakṣa · aṅga
Kṛṣṇa · Saptamī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 103

“K 7 Sitala saptami (purvaviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceSaptamīMadhyāhna 27thCoveredMadhyāhna 28thCoveredRuled
Los Angeles07:03 → 04:5711:3048 min11:300 min27 Aug
Chicago10:03 → 07:5712:2848 min12:270 min27 Aug
Jersey City11:03 → 08:5712:3348 min12:330 min27 Aug
Port of Spain11:03 → 08:5711:4348 min11:430 min27 Aug
London16:03 → 13:5712:370 min12:3748 min28 Aug
Durban17:03 → 14:5711:340 min11:3348 min28 Aug
Dubai19:03 → 16:5711:560 min11:5648 min28 Aug
Delhi20:33 → 18:2711:580 min11:5848 min28 Aug
Kolkata20:33 → 18:2711:140 min11:1448 min28 Aug
Singapore22:23 → 20:1712:020 min12:0248 min28 Aug
Sydney01:03 → 22:5711:330 min11:3348 min28 Aug
Suva03:03 → 00:5711:440 min11:4448 min28 Aug
Profile · tradition
pac-rp@2026.1 · smarta
Rule
shitala-saptami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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