Ruling · Śītalā Saptamī · 1921

Thursday 25 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 161 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 Thursday 25 August

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

48 of 48 minutes covered

Midday of Friday 26 August

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

0 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 09:15 on Thu 25 Aug to 09:10 on Fri 26 Aug.

    1921-08-25T01:15:26Z → 1921-08-26T01:09:50Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:56–12:44 on the 25th, 11:56–12:44 on the 26th.

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

  3. 03

    Rule

    Saptamī must be present during madhyāhna. It covers 48 of 48 minutes on the 25th and 0 of 48 on the 26th.

    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 9634 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 1921: Thursday 25 August.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 1921 falls on Thursday 25 August. Saptamī runs from 09:15 on Thu 25 Aug to 09:10 on Fri 26 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1921/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 25 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 25 Aug
compat-drikpanchangComparison profileThu 25 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 25thCoveredMadhyāhna 26thCoveredRuled
Los Angeles17:15 → 17:1011:3148 min11:300 min25 Aug
Chicago20:15 → 20:1012:2848 min12:280 min25 Aug
Jersey City21:15 → 21:1012:3448 min12:340 min25 Aug
Port of Spain21:15 → 21:1011:4448 min11:440 min25 Aug
London02:15 → 02:1012:3848 min12:380 min25 Aug
Durban03:15 → 03:1011:3448 min11:340 min25 Aug
Dubai05:15 → 05:1011:5748 min11:560 min25 Aug
Delhi06:45 → 06:4011:5948 min11:590 min25 Aug
Kolkata06:45 → 06:4011:1548 min11:140 min25 Aug
Singapore08:15 → 08:1011:4348 min11:420 min25 Aug
Sydney11:15 → 11:1011:3448 min11:330 min25 Aug
Suva13:15 → 13:1011:450 min11:4448 min26 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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