Ruling · Śītalā Saptamī · 1906

Saturday 11 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 419 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 10 August

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

0 of 48 minutes covered

Midday of Saturday 11 August

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

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 19:46 on Fri 10 Aug to 21:42 on Sat 11 Aug.

    1906-08-10T11:46:28Z → 1906-08-11T13:41:35Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 10th, 11:59–12:47 on the 11th.

    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 10th and 48 of 48 on the 11th.

    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 25157 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 1906: Saturday 11 August.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 1906 falls on Saturday 11 August. Saptamī runs from 19:46 on Fri 10 Aug to 21:42 on Sat 11 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1906/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 11 Aug
Ahargaṇa, classicalDisc centre, no refractionSat 11 Aug
compat-drikpanchangComparison profileSat 11 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 10thCoveredMadhyāhna 11thCoveredRuled
Los Angeles03:46 → 05:4211:3448 min11:340 min10 Aug
Chicago05:46 → 07:4211:3248 min11:310 min10 Aug
Jersey City06:46 → 08:4211:3748 min11:370 min10 Aug
Port of Spain07:46 → 09:4211:4748 min11:470 min10 Aug
London11:46 → 13:4211:4143 min11:4148 min10 Aug
Durban13:46 → 15:4211:370 min11:3748 min11 Aug
Dubai15:27 → 17:2311:410 min11:4148 min11 Aug
Delhi17:16 → 19:1212:020 min12:0248 min11 Aug
Kolkata17:16 → 19:1211:180 min11:1848 min11 Aug
Singapore18:46 → 20:4211:460 min11:4648 min11 Aug
Sydney21:46 → 23:4211:370 min11:3748 min11 Aug
Suva23:41 → 01:3711:430 min11:4348 min11 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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