Ruling · Śītalā Saptamī · 2097

Thursday 29 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 331 minutes.

Decide it for

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 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 Friday 30 August

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

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 06:24 on Thu 29 Aug to 04:51 on Fri 30 Aug.

    2097-08-28T22:24:15Z → 2097-08-29T20:51:10Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 29th, 11:55–12:43 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 19849 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 2097: Thursday 29 August.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 2097 falls on Thursday 29 August. Saptamī runs from 06:24 on Thu 29 Aug to 04:51 on Fri 30 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2097/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 29 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 29 Aug
compat-drikpanchangComparison profileThu 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 Angeles15:24 → 13:5112:300 min12:3048 min29 Aug
Chicago17:24 → 15:5112:280 min12:2748 min29 Aug
Jersey City18:24 → 16:5112:330 min12:3348 min29 Aug
Port of Spain18:24 → 16:5111:430 min11:4348 min29 Aug
London23:24 → 21:5112:370 min12:3748 min29 Aug
Durban00:24 → 22:5111:340 min11:3348 min29 Aug
Dubai02:24 → 00:5111:560 min11:5648 min29 Aug
Delhi03:54 → 02:2111:580 min11:5848 min29 Aug
Kolkata03:54 → 02:2111:140 min11:1448 min29 Aug
Singapore06:24 → 04:5112:420 min12:4248 min29 Aug
Sydney08:24 → 06:5111:330 min11:3348 min29 Aug
Suva10:24 → 08:5111:440 min11:4448 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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