Ruling · Śītalā Saptamī · 2089

Sunday 28 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 559 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 Saturday 27 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

Midday of Sunday 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 22:29 on Sat 27 Aug to 22:02 on Sun 28 Aug.

    2089-08-27T14:28:46Z → 2089-08-28T14:02:24Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:56–12:44 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 33546 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 2089: Sunday 28 August.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 2089 falls on Sunday 28 August. Saptamī runs from 22:29 on Sat 27 Aug to 22:02 on Sun 28 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2089/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 28 Aug
Ahargaṇa, classicalDisc centre, no refractionSun 28 Aug
compat-drikpanchangComparison profileSun 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 Angeles07:29 → 07:0212:3048 min12:300 min27 Aug
Chicago09:29 → 09:0212:2848 min12:280 min27 Aug
Jersey City10:29 → 10:0212:3448 min12:330 min27 Aug
Port of Spain10:29 → 10:0211:4448 min11:430 min27 Aug
London15:29 → 15:0212:380 min12:3748 min28 Aug
Durban16:29 → 16:0211:340 min11:3348 min28 Aug
Dubai18:29 → 18:0211:560 min11:5648 min28 Aug
Delhi19:59 → 19:3211:590 min11:5848 min28 Aug
Kolkata19:59 → 19:3211:140 min11:1448 min28 Aug
Singapore22:29 → 22:0212:420 min12:4248 min28 Aug
Sydney00:29 → 00:0211:330 min11:3348 min28 Aug
Suva02:29 → 02:0211:440 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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