Ruling · Śītalā Saptamī · 2021

Sunday 29 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 599 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 Sunday 29 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

Midday of Monday 30 August

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:54  12:42 madhyāhna ends
11:0611:3011:5412:1812:4213:0613:30

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 23:27 on Sat 28 Aug to 01:56 on Mon 30 Aug.

    2021-08-28T15:27:04Z → 2021-08-29T17:55:43Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 29th, 11:54–12:42 on the 30th.

    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 29th and 0 of 48 on the 30th.

    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 35925 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 2021: Sunday 29 August.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 2021 falls on Sunday 29 August. Saptamī runs from 23:27 on Sat 28 Aug to 01:56 on Mon 30 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2021/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 29 Aug
Ahargaṇa, classicalDisc centre, no refractionSun 29 Aug
compat-drikpanchangComparison profileSun 29 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 28thCoveredMadhyāhna 29thCoveredRuled
Los Angeles08:27 → 10:5612:3048 min12:290 min28 Aug
Chicago10:27 → 12:5612:2748 min12:2729 min28 Aug
Jersey City11:27 → 13:5612:3348 min12:3348 min28 Aug
Port of Spain11:27 → 13:5611:4348 min11:4348 min28 Aug
London16:27 → 18:5612:370 min12:3748 min29 Aug
Durban17:27 → 19:5611:330 min11:3348 min29 Aug
Dubai19:27 → 21:5611:560 min11:5548 min29 Aug
Delhi20:57 → 23:2611:580 min11:5848 min29 Aug
Kolkata20:57 → 23:2611:140 min11:1348 min29 Aug
Singapore23:27 → 01:5612:420 min12:4248 min29 Aug
Sydney01:27 → 03:5611:330 min11:3248 min29 Aug
Suva03:27 → 05:5611:440 min11:4348 min29 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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