Ruling · Śītalā Saptamī · 1979

Tuesday 14 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 Monday 13 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 Tuesday 14 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 16:51 on Mon 13 Aug to 15:28 on Tue 14 Aug.

    1979-08-13T08:50:33Z → 1979-08-14T07:27:58Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 13th, 11:59–12:47 on the 14th.

    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 13th and 48 of 48 on the 14th.

    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 9681 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 1979: Tuesday 14 August.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 1979 falls on Tuesday 14 August. Saptamī runs from 16:51 on Mon 13 Aug to 15:28 on Tue 14 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1979/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 14 Aug
Ahargaṇa, classicalDisc centre, no refractionTue 14 Aug
compat-drikpanchangComparison profileTue 14 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 13thCoveredMadhyāhna 14thCoveredRuled
Los Angeles01:51 → 00:2812:3448 min12:330 min13 Aug
Chicago03:51 → 02:2812:3148 min12:310 min13 Aug
Jersey City04:51 → 03:2812:3748 min12:370 min13 Aug
Port of Spain04:51 → 03:2811:4748 min11:470 min13 Aug
London09:51 → 08:2812:4148 min12:410 min13 Aug
Durban10:51 → 09:2811:3748 min11:370 min13 Aug
Dubai12:51 → 11:2812:000 min11:590 min14 Aug
Delhi14:21 → 12:5812:020 min12:0248 min14 Aug
Kolkata14:21 → 12:5811:170 min11:1748 min14 Aug
Singapore16:21 → 14:5812:160 min12:1548 min14 Aug
Sydney18:51 → 17:2811:360 min11:3648 min14 Aug
Suva20:51 → 19:2811:470 min11:4748 min14 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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